Technical Service Bulletins (TSBs) for the 2019 Sierra 1500 are official communications between GMC & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    STEERING

    • TSB #PIT5818

      Date Announced:
      MAR 24, 2021
      NHTSA ID:
      #10190424

      This Preliminary information communicates an issues will low or poor heater performance on the drivers side.  Dealers are to inspect the HVAC temperature door linkage and if ok replace the heater core. Read More »

    • TSB #16NA109

      Date Announced:
      MAR 08, 2021
      NHTSA ID:
      #10191163

      This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear. Read More »

    • TSB #PIP5653J

      Date Announced:
      AUG 24, 2020
      NHTSA ID:
      #10179649

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #20NA021

      Date Announced:
      JUL 29, 2020
      NHTSA ID:
      #10178964

      This technical bulletin provides repair information to correct a customer concern of Intermittent "Service Steering Column Lock" message displayed with U0155 Set. Read More »

    • TSB #PIT5657C

      Date Announced:
      MAR 11, 2020
      NHTSA ID:
      #10173684

      This Preliminary information communicates how to repair a loose shift cable bracket. Read More »

    • TSB #20NA021

      Date Announced:
      JAN 29, 2020
      NHTSA ID:
      #10172289

      This technical bulletin provides repair information to correct a customer concern of Intermittent "Service Steering Column Lock" message displayed with U0155 Set. Read More »

    • TSB #20NA006

      Date Announced:
      JAN 14, 2020
      NHTSA ID:
      #10171905

      This informational bulletin explains there is another steering hose that can be used for cold weather drivers that experience a steering hose leak. Read More »

    • TSB #PIT5481E

      Date Announced:
      SEP 04, 2019
      NHTSA ID:
      #10165865

      This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist. Read More »

    • TSB #16NA109

      Date Announced:
      AUG 05, 2019
      NHTSA ID:
      #10165079

      This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear. Read More »

    • TSB #19NA039

      Date Announced:
      FEB 28, 2019
      NHTSA ID:
      #10155024

      This technical bulletin provides a procedure to program the PSCM if the vehicle had a lift kit installed. Read More »

    • TSB #PIT5527B

      Date Announced:
      FEB 18, 2019
      NHTSA ID:
      #10154300

      This Preliminary Information communication provides information to the technician about vehicles that show a "Take Steering" message on the Driver Information Center along with a warning chime/alert. Read More »

    • TSB #N182190821

      Date Announced:
      JAN 09, 2019
      NHTSA ID:
      #10154259

      N182190821 - Customer Satisfaction Program. Certain vehicles, may have a condition where the power steering belt may slip due to tooth wear-out or poor belt tooth-to-gear tooth fit. Read More »

    • TSB #N182190820

      Date Announced:
      JAN 07, 2019
      NHTSA ID:
      #10154258

      N182190820 - Customer Satisfaction Program. Certain vehicles, may have a condition where the power steering belt may slip due to tooth wear-out or poor belt tooth-to-gear tooth fit. Read More »

    • TSB #PIT5565B

      Date Announced:
      DEC 28, 2018
      NHTSA ID:
      #10154617

      This Preliminary information communicates a repair procedure for a squeak/squawk type noise coming from the lower column/drivers footwell area when turning. Read More »

    • TSB #PIT5645A

      Date Announced:
      DEC 14, 2018
      NHTSA ID:
      #10154596

      This Preliminary information communicates and issue with a Service Power Steering Message DTC C144B or Clunk Noise At Full Steering Lock Turns AFTER Installation Of Accessory Lift Kit. Read More »

    • TSB #PIT5646

      Date Announced:
      DEC 13, 2018
      NHTSA ID:
      #10154590

      This Preliminary information communicates a color difference between the upper control arms due to a change in the casting release agent. Read More »

    • TSB #17NA330

      Date Announced:
      DEC 04, 2018
      NHTSA ID:
      #10154978

      This informational bulletin provides information for the customer to pair their phone in order for the push to talk button on the steering wheel control to work. Read More »

    • TSB #PIE0479A

      Date Announced:
      DEC 03, 2018
      NHTSA ID:
      #10155017

      This engineering informational bulletin is requesting information for diagnostics direct the technician to replace the steering gear. Read More »

    • TSB #PIP5570A

      Date Announced:
      NOV 19, 2018
      NHTSA ID:
      #10151863

      This Preliminary information communicates to the dealer a condition where a tick noise may be present inside a vehicle while driving. Read More »

    • TSB #PIT5544B

      Date Announced:
      OCT 12, 2018
      NHTSA ID:
      #10147373

      This Preliminary information communicates information on ahydrauilc rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist System RPO NV8 and no repairs should be made. Read More »

    STEERING:GEAR BOX:SHAFT SECTOR

    • TSB #PIP5570A

      Date Announced:
      OCT 04, 2018
      NHTSA ID:
      #10147352

      This Preliminary information communicates to the dealer a conditionwhere a tick noise may be present inside a vehicle while driving. Read More »

    STEERING:GEAR BOX:SHAFT PITMAN

    • TSB #PIP5570A

      Date Announced:
      OCT 04, 2018
      NHTSA ID:
      #10147352

      This Preliminary information communicates to the dealer a conditionwhere a tick noise may be present inside a vehicle while driving. Read More »

    STEERING:ELECTRIC POWER ASSIST SYSTEM

    • TSB #PIT5645

      Date Announced:
      DEC 07, 2018
      NHTSA ID:
      #10154569

      This Preliminary information communicates and issue with a Service Power Steering Message DTC C144B or Clunk Noise At Full Steering Lock Turns AFTER Installation Of Accessory Lift Kit. Read More »

    • TSB #PIT5544B

      Date Announced:
      OCT 12, 2018
      NHTSA ID:
      #10147373

      This Preliminary information communicates information on ahydrauilc rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist System RPO NV8 and no repairs should be made. Read More »

    SUSPENSION

    • TSB #PIT5403H

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10197306

      This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related ... Read More »

    • TSB #19NA129

      Date Announced:
      MAY 05, 2021
      NHTSA ID:
      #10199240

      This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle. Read More »

    • TSB #050308002I

      Date Announced:
      APR 09, 2021
      NHTSA ID:
      #10195128

      This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak. Read More »

    • TSB #PIP5798

      Date Announced:
      MAR 31, 2021
      NHTSA ID:
      #10190444

      This Preliminary information communicates Some customers may comment about a rough idle and/or vibration at idle. Read More »

    • TSB #20NA212

      Date Announced:
      NOV 16, 2020
      NHTSA ID:
      #10184494

      This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall. Read More »

    • TSB #PIT5403F

      Date Announced:
      MAR 09, 2020
      NHTSA ID:
      #10173680

      This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related ... Read More »

    • TSB #PIE0541A

      Date Announced:
      FEB 17, 2020
      NHTSA ID:
      #10173420

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a vibration and/or banging noise heard from under the vehicle. Read More »

    • TSB #PIP5653D

      Date Announced:
      OCT 09, 2019
      NHTSA ID:
      #10167432

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #PIP5653C

      Date Announced:
      OCT 01, 2019
      NHTSA ID:
      #10167420

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #19NA129

      Date Announced:
      AUG 06, 2019
      NHTSA ID:
      #10165102

      This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle. Read More »

    • TSB #PIT5457D

      Date Announced:
      JUN 14, 2019
      NHTSA ID:
      #10162127

      This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of ... Read More »

    • TSB #PIT3098G

      Date Announced:
      MAR 22, 2019
      NHTSA ID:
      #10156947

      This Preliminary Information communication provides information to the technician about vehicles that have a lean to the left or right. Technician will need to measure fender wheel-opening heights, front and rear, to quantify vehicle lean. Read More »

    • TSB #18NA301

      Date Announced:
      JAN 17, 2019
      NHTSA ID:
      #10155030

      This technical bulletin provides a procedure to install higher amp fuses to correct the axle actuator high amperage draw. Read More »

    • TSB #18309

      Date Announced:
      OCT 01, 2018
      NHTSA ID:
      #10150559

      18309 - Customer Satisfaction Program. Certain 2019 model year Chevrolet Silverado and GMC Sierra vehicles may have a condition where the prop shaft bolts may not have been properly torqued to the front differential. Read More »

    • TSB #PIT5403E

      Date Announced:
      SEP 14, 2018
      NHTSA ID:
      #10145486

      This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related ... Read More »

    SUSPENSION:FRONT

    • TSB #PIP5653K

      Date Announced:
      JUL 14, 2021
      NHTSA ID:
      #10201182

      This PI communicates that engineering is investigating a correction to a noise originating in the front of the vehicle. Read More »

    • TSB #PIP5579

      Date Announced:
      AUG 08, 2018
      NHTSA ID:
      #10144450

      This Preliminary information communicates that the front and rear axle assemblies are restricted from dealer ordering or replacing to assist engineering in identifying any issues. Read More »

    SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY

    • TSB #060309004N

      Date Announced:
      OCT 31, 2019
      NHTSA ID:
      #10168206

      This technical bulletin provides a procedure to apply grease to the leaf springs to correct a condition of a squeak noise from the metals making contact. Read More »

    • TSB #060309004M

      Date Announced:
      JUN 13, 2019
      NHTSA ID:
      #10163262

      This technical bulletin provides a procedure to apply grease to the leaf springs to correct a condition of a squeak noise from the metals making contact. Read More »

    SUSPENSION:REAR

    • TSB #PIP5579

      Date Announced:
      AUG 08, 2018
      NHTSA ID:
      #10144450

      This Preliminary information communicates that the front and rear axle assemblies are restricted from dealer ordering or replacing to assist engineering in identifying any issues. Read More »

    SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY

    • TSB #090309001G

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163265

      This technical bulletin provides a procedure for re-torque the lead springs. Read More »

    SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:HANGER/BRACKET

    • TSB #19NA129

      Date Announced:
      MAR 02, 2020
      NHTSA ID:
      #10174269

      This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle. Read More »

    • TSB #090309001G

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163265

      This technical bulletin provides a procedure for re-torque the lead springs. Read More »

    SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY

    • TSB #PIP5579

      Date Announced:
      AUG 08, 2018
      NHTSA ID:
      #10144450

      This Preliminary information communicates that the front and rear axle assemblies are restricted from dealer ordering or replacing to assist engineering in identifying any issues. Read More »

    TRACTION CONTROL SYSTEM

    • TSB #PIP5298B

      Date Announced:
      MAY 28, 2019
      NHTSA ID:
      #10161047

      This Preliminary Information communication provides information to the technician for a Service Engine Soon light with a Diagnostic Trouble code P0300 set. There may be a rough running engine associated with this concern. Read More »

    BRAKES (PWS)

    • TSB #PIT5681B

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10197309

      This Preliminary information communicates the location of the GM Accessory Performance Brake System Rotor Specifications  Read More »

    • TSB #PIE0615A

      Date Announced:
      APR 26, 2021
      NHTSA ID:
      #10195152

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards on a tick and/or ping type noise heard from the Propeller Shaft during ... Read More »

    • TSB #PIT5674B

      Date Announced:
      APR 12, 2021
      NHTSA ID:
      #10193451

      This Preliminary information communicates that after installation of GM Accessory Performance Brake Pads it may be noticed the EBCM has set DTC(s) C116C 05 and/or C116B 05. Read More »

    • TSB #20NA073

      Date Announced:
      SEP 22, 2020
      NHTSA ID:
      #10181688

      This technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in Driver Information Center (DIC), Brake Pedal Travel and Apply May Feel Different, One or More of the ... Read More »

    • TSB #PIT5662E

      Date Announced:
      SEP 18, 2020
      NHTSA ID:
      #10181147

      This Preliminary information communicates information to diagnose DTC C056D or C056E. Read More »

    • TSB #PIT3665J

      Date Announced:
      JUN 26, 2020
      NHTSA ID:
      #10178353

      This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »

    • TSB #PIT5674A

      Date Announced:
      JUN 16, 2020
      NHTSA ID:
      #10178327

      This Preliminary information communicates that after installation of GM Accessory Performance Brake Pads it may be noticed the EBCM has set DTC(s) C116C 05 and/or C116B 05. Read More »

    • TSB #PIT5206G

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10178323

      This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages ? ... Read More »

    • TSB #20NA073

      Date Announced:
      MAY 29, 2020
      NHTSA ID:
      #10176626

      This technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in DIC, Brake Pedal Travel and Apply May Feel Different, DTC C0024 Set. Read More »

    • TSB #20NA073

      Date Announced:
      MAY 29, 2020
      NHTSA ID:
      #10176628

      This technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in DIC, Brake Pedal Travel and Apply May Feel Different, DTC C0024 Set. Read More »

    • TSB #PIT5681A

      Date Announced:
      MAY 21, 2020
      NHTSA ID:
      #10176327

      This Preliminary information communicates the location of the GM Accessory Performance Brake System Rotor Specifications  Read More »

    • TSB #PIT5735A

      Date Announced:
      APR 16, 2020
      NHTSA ID:
      #10174824

      This Preliminary information communicates an issue with a SES MIL and the Brake System Control Module setting false DTC's during shut down.  GM Engineering released updated cals for the BSCM to repair the issue. Read More »

    • TSB #20NA073

      Date Announced:
      APR 16, 2020
      NHTSA ID:
      #10175760

      This technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in DIC, Brake Pedal Travel and Apply May Feel Different, DTC C0024 Set. Read More »

    • TSB #PIT5735

      Date Announced:
      MAR 04, 2020
      NHTSA ID:
      #10173676

      This Preliminary information communicates an issue with a SES MIL and the Brake System Control Module setting false DTC's during shut down.  GM Engineering is working on updated cals for the BSCM.  Read More »

    • TSB #PIT5728D

      Date Announced:
      FEB 21, 2020
      NHTSA ID:
      #10172331

      This Preliminary information communicates an issue with DTC P0606 and C0021 setting after completing campaign N192268090 and advises to reprogram the BSCM with updated calibrations available in Tis2Web. Read More »

    • TSB #PIT5479C

      Date Announced:
      DEC 09, 2019
      NHTSA ID:
      #10170424

      This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. Read More »

    • TSB #PIT5695B

      Date Announced:
      NOV 20, 2019
      NHTSA ID:
      #10168970

      This Preliminary information communicates an issue where the brake pad monitor life % counts down to quickly.  Engineering released new Brake System Control Module Software to correct this issue and dealership are to reprogram the BSCM. Read More »

    • TSB #19NA191

      Date Announced:
      AUG 30, 2019
      NHTSA ID:
      #10165119

      This Technical bulletin provides a procedure for dealers/technicians to correct a condition of a Premature Replace Brake Pads or Service Brake Pad Life System Message at very Low Mileage. Read More »

    • TSB #PIT5695

      Date Announced:
      JUN 28, 2019
      NHTSA ID:
      #10162168

      This Preliminary information communicates an issue where the brake pad monitor life % counts down to quickly.  Engineering is working on a fix.   Read More »

    • TSB #PIT3665H

      Date Announced:
      JUN 24, 2019
      NHTSA ID:
      #10162149

      This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »

    • TSB #PIP5646A

      Date Announced:
      MAY 29, 2019
      NHTSA ID:
      #10161049

      This Preliminary information communicates to the dealer technician that some customers may comment the rear wheels locked up at low speeds after a hot soak. Technicians may find DTC's P2724, P2727 or P2729 set. Read More »

    • TSB #PIT5638C

      Date Announced:
      MAY 15, 2019
      NHTSA ID:
      #10161017

      This Preliminary information communicates an issues with a Service Brake Assist Message With DTC C05B0 and/or C058E and that engineering released updated calibrations to correct the issue.  Read More »

    • TSB #PIT3665G

      Date Announced:
      MAY 13, 2019
      NHTSA ID:
      #10161004

      This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »

    • TSB #PIT5681

      Date Announced:
      MAY 09, 2019
      NHTSA ID:
      #10160996

      This Preliminary information communicates the location of the GM Accessory Performance Brake System Rotor Specifications  Read More »

    • TSB #PIT5311E

      Date Announced:
      APR 15, 2019
      NHTSA ID:
      #10160665

      This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent "Check Trailer Wiring" or "Service Trailer Brake" message on the Driver ... Read More »

    • TSB #PIT5638B

      Date Announced:
      MAR 14, 2019
      NHTSA ID:
      #10156931

      This Preliminary information communicates an issues with a Service Brake Assist Message With DTC C05B0 and/or C058E and that engineering released updated calibrations to correct the issue.  Read More »

    • TSB #N192210460

      Date Announced:
      MAR 11, 2019
      NHTSA ID:
      #10159554

      N192210460 - Service Update. Certain 2019 Cadillac CT6 equipped with engine RPO?s LSY or LTA, Chevrolet Silverado 1500 (New Model), and GMC Sierra 1500 (New Model) vehicles have a condition where the brake system control module (BSCM) ... Read More »

    • TSB #PIT5638A

      Date Announced:
      DEC 19, 2018
      NHTSA ID:
      #10154610

      This Preliminary information communicates an issues with a Service Brake Assist Message With DTC C05B0 and/or C058E and that engineering released updated calibrations to correct the issue.  Read More »

    • TSB #PIT5479B

      Date Announced:
      DEC 13, 2018
      NHTSA ID:
      #10154583

      This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. Read More »

    • TSB #PIT5638

      Date Announced:
      OCT 29, 2018
      NHTSA ID:
      #10149056

      This Preliminary information communicates an issues with a Service Brake Assist Message With DTC C053D or C058E and that engineering is working on updated software to correct this issue.  Read More »

    • TSB #PIT5392C

      Date Announced:
      OCT 19, 2018
      NHTSA ID:
      #10147392

      This Preliminary Information communication provides information to the technician about vehicles that have a detent / click with a feel of increased resistance when the accelerator pedal is about ¾ of the way. Read More »

    • TSB #18319

      Date Announced:
      OCT 10, 2018
      NHTSA ID:
      #10150565

      18319 - Service Update. Certain vehicles may have the cotter key clip retainer missing from the front brake pad guide pin. Inspect front calipers and install the cotter pin if necessary. Read More »

    • TSB #PIT5634

      Date Announced:
      OCT 01, 2018
      NHTSA ID:
      #10147341

      This Preliminary information communicates and issue with acustomer concern of a SES MIL, Reduced Engine Power, Service Brake System, and/orSpeed Limited message,a lack of brake assist making the brake pedal hard andDTCP0606. Read More »

    • TSB #PIT5361D

      Date Announced:
      SEP 13, 2018
      NHTSA ID:
      #10145479

      This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have issues were the customer will need increased effort to depress the brake pedal. Read More »

    SERVICE BRAKES, HYDRAULIC

    • TSB #N192264451 02

      Date Announced:
      APR 21, 2020
      NHTSA ID:
      #10174814

      Customer Satisfaction Program - Certain 2019 model year Chevrolet Silverado 1500 (New Model), or GMC Sierra 1500 (New Model) vehicles equipped with the Brake Lining Wear System Life Span Prognostic Indicator, (RPO JBP), may have a ... Read More »

    • TSB #N192264451

      Date Announced:
      NOV 27, 2019
      NHTSA ID:
      #10169651

      N192264451 - Customer Satisfaction Program - Certain 2019 model year Chevrolet Silverado 1500 (New Model), and GMC Sierra (New Model) vehicles equipped with the Brake Lining Wear System Life Span Prognostic Indicator, (RPO JBP), may have ... Read More »

    • TSB #N192219510

      Date Announced:
      SEP 06, 2019
      NHTSA ID:
      #10166213

      N192215910 - Customer Satisfaction Program - Certain vehicles may have a condition in which the incorrect brake pipe protective sleeves were installed. This may cause minor surface damage to the brake pipe protective coating. Read More »

    • TSB #N192210460 01

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10164109

      N192210460-01 - Service Update - Certain 2019 Cadillac CT6 equipped with engine RPO?s LSY or LTA, Chevrolet Silverado 1500 (New Model), and GMC Sierra 1500 (New Model) vehicles have a condition where the brake system control module ... Read More »

    • TSB #PIT5674

      Date Announced:
      APR 18, 2019
      NHTSA ID:
      #10160677

      This Preliminary information communicates that after installation of GM Accessory Performance Brake Pads it may be noticed the EBCM has set DTC(s) C116C 05 and/or C116B 05. Read More »

    • TSB #PIT5634

      Date Announced:
      NOV 14, 2018
      NHTSA ID:
      #10151841

      This Preliminary information communicates and issue with a customer concern of a SES MIL, Reduced Engine Power, Service Brake System, and/or Speed Limited message, a lack of brake assist making the brake pedal hard and DTC P0606. Read More »

    SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES

    • TSB #N192270900

      Date Announced:
      NOV 07, 2019
      NHTSA ID:
      #10169639

      N192270900 - Customer Satisfaction Program. Certain vehicles, built between July 12, 2019 and July 18, 2019, may have a condition in which the brake pedal was not assembled properly and may cause the brake pedal to be noisy, loose or ... Read More »

    SERVICE BRAKES, ELECTRIC

    • TSB #PIT5509F

      Date Announced:
      MAR 20, 2020
      NHTSA ID:
      #10173714

      This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver Information Center when ... Read More »

    • TSB #N192275630-02

      Date Announced:
      FEB 03, 2020
      NHTSA ID:
      #10172651

      Customer Satisfaction Program - Certain vehicles may have a condition in which the electronic brake controlmodule is less likely to activate the optional integrated brake assist. Normal braking capability functions as intended. Read More »

    SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS

    • TSB #PIT5695C

      Date Announced:
      NOV 17, 2020
      NHTSA ID:
      #10184118

      This Preliminary information communicates an issue where the brake pad monitor life % counts down to quickly.  Engineering released new Brake System Control Module Software to correct this issue and dealership are to reprogram the BSCM. Read More »

    • TSB #N192264451

      Date Announced:
      NOV 27, 2019
      NHTSA ID:
      #10169651

      N192264451 - Customer Satisfaction Program - Certain 2019 model year Chevrolet Silverado 1500 (New Model), and GMC Sierra (New Model) vehicles equipped with the Brake Lining Wear System Life Span Prognostic Indicator, (RPO JBP), may have ... Read More »

    • TSB #PIT5695A

      Date Announced:
      AUG 07, 2019
      NHTSA ID:
      #10164753

      This Preliminary information communicates an issue where the brake pad monitor life % counts down to quickly.  Engineering released new Brake System Control Module Software to correct this issue and dealership are to reprogram the BSCM. Read More »

    SERVICE BRAKES, AIR:DISC:CALIPER

    • TSB #21NA089

      Date Announced:
      APR 22, 2021
      NHTSA ID:
      #10194107

      This technical bulletin provides a procedure to replace the rear calipers if found packed for of mud and debris. Read More »

    SERVICE BRAKES, AIR:DISC:PADS

    • TSB #PIT5695C

      Date Announced:
      NOV 17, 2020
      NHTSA ID:
      #10184118

      This Preliminary information communicates an issue where the brake pad monitor life % counts down to quickly.  Engineering released new Brake System Control Module Software to correct this issue and dealership are to reprogram the BSCM. Read More »

    • TSB #N192264451

      Date Announced:
      MAR 19, 2020
      NHTSA ID:
      #10173957

      Customer Satisfaction Program - Certain 2019 model year Chevrolet Silverado 1500 (New Model), or GMC Sierra 1500 (New Model) vehicles equipped with the Brake Lining Wear System Life Span Prognostic Indicator, (RPO JBP), may have a ... Read More »

    • TSB #PIT5695A

      Date Announced:
      AUG 07, 2019
      NHTSA ID:
      #10164753

      This Preliminary information communicates an issue where the brake pad monitor life % counts down to quickly.  Engineering released new Brake System Control Module Software to correct this issue and dealership are to reprogram the BSCM. Read More »

    PARKING BRAKE

    • TSB #PIT5662F

      Date Announced:
      AUG 19, 2021
      NHTSA ID:
      #10201321

      This Preliminary information communicates information to diagnose DTC C056D or C056E. Read More »

    • TSB #PIT5662D

      Date Announced:
      JAN 09, 2020
      NHTSA ID:
      #10171261

      This Preliminary information communicates information to diagnose DTC C056D or C056E. Read More »

    • TSB #PIT5657B

      Date Announced:
      OCT 15, 2019
      NHTSA ID:
      #10167438

      This Preliminary information communicates how to repair a loose shift cable bracket. Read More »

    • TSB #PIT5662B

      Date Announced:
      MAY 03, 2019
      NHTSA ID:
      #10160977

      This Preliminary information communicates information to diagnose DTC C056D or C056E. Read More »

    • TSB #19NA035

      Date Announced:
      APR 08, 2019
      NHTSA ID:
      #10160125

      This technical bulletin provides a procedure to validate if the parking pawl actuator is not working as intended, causing the parking pawl to engage while driving. Read More »

    • TSB #PIT5657A

      Date Announced:
      MAR 11, 2019
      NHTSA ID:
      #10156917

      This Preliminary information communicates how to repair a loose shift cable bracket. Read More »

    • TSB #18NA368

      Date Announced:
      DEC 12, 2018
      NHTSA ID:
      #10154996

      This technical bulletin provides a procedure to reset the parking assist module if the parking assist message is on when delivered to the dealership. Read More »

    PARKING BRAKE:CONVENTIONAL:MECHANICAL:LINKAGE AND CABLE

    • TSB #PIT5657A

      Date Announced:
      MAR 11, 2019
      NHTSA ID:
      #10156917

      This Preliminary information communicates how to repair a loose shift cable bracket. Read More »

    PARKING BRAKE:DRIVELINE:HYDRAULIC:ACTUATOR

    • TSB #19NA035

      Date Announced:
      APR 08, 2019
      NHTSA ID:
      #10160125

      This technical bulletin provides a procedure to validate if the parking pawl actuator is not working as intended, causing the parking pawl to engage while driving. Read More »

    ENGINE (PWS)

    • TSB #PIP5794B

      Date Announced:
      AUG 18, 2021
      NHTSA ID:
      #10201315

      This Preliminary information communicates diagnostics to the dealer involving a vehicle shudder concern caused by the camshaft actuator system that can be mistaken for a transmission issue.   Read More »

    • TSB #PIP5811

      Date Announced:
      JUL 15, 2021
      NHTSA ID:
      #10201183

      This Preliminary information communicates to dealers an issue on remanufactured engines with part numbers 19368174  and 19368176 where the incorrect crankshaft timing gear was installed. Read More »

    • TSB #21NA149

      Date Announced:
      JUN 29, 2021
      NHTSA ID:
      #10200147

      This technical bulletin provides repair information to correct a customer concern of Engine Wire Harness Chafing. Read More »

    • TSB #PIE0609A

      Date Announced:
      JUN 16, 2021
      NHTSA ID:
      #10200156

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a noise heard from the engine compartment, loss of charging and/or reduced ... Read More »

    • TSB #PIT5689D

      Date Announced:
      JUN 10, 2021
      NHTSA ID:
      #10201279

      This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarly on hold while PIE0572 is active. Read More »

    • TSB #21NA109

      Date Announced:
      MAY 03, 2021
      NHTSA ID:
      #10199271

      This service bulletin provides diagnostic information for a customer concern of engine vibration. Read More »

    • TSB #19NA044

      Date Announced:
      MAY 03, 2021
      NHTSA ID:
      #10199238

      This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy. Read More »

    • TSB #PIP5776C

      Date Announced:
      APR 23, 2021
      NHTSA ID:
      #10193473

      This Preliminary information communicates that a vehicle may exhibit a misfire condition resulting in misfire codes P0300-P308. Upon diagnosis it may be discovered the lifter has come apart. Read More »

    • TSB #PIP5742A

      Date Announced:
      APR 22, 2021
      NHTSA ID:
      #10193467

      This Preliminary information communicates to the dealer technicians that a belt chirp or rubbing noise may be caused by the harmonic balancer out ring moving backward on the pulley and contacting the front cover. Read More »

    • TSB #000601026N

      Date Announced:
      APR 22, 2021
      NHTSA ID:
      #10195126

      This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage. Read More »

    • TSB #PIT5677E

      Date Announced:
      APR 21, 2021
      NHTSA ID:
      #10193465

      This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Read More »

    • TSB #21NA081

      Date Announced:
      MAR 31, 2021
      NHTSA ID:
      #10192044

      This technical bulletin provides a procedure to locate a possible short in the engine wiring harness. Read More »

    • TSB #18NA073

      Date Announced:
      JAN 22, 2021
      NHTSA ID:
      #10187745

      This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement. Read More »

    • TSB #060089031F

      Date Announced:
      NOV 19, 2020
      NHTSA ID:
      #10184501

      This service bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification. Read More »

    • TSB #PIP5733F

      Date Announced:
      NOV 17, 2020
      NHTSA ID:
      #10184120

      This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history.  Under Investigation Read More »

    • TSB #20NA212

      Date Announced:
      NOV 16, 2020
      NHTSA ID:
      #10184494

      This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall. Read More »

    • TSB #PIE0576A

      Date Announced:
      NOV 06, 2020
      NHTSA ID:
      #10184507

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards a start/stop event or during a normal start using the push button on the dash ... Read More »

    • TSB #19NA187

      Date Announced:
      OCT 28, 2020
      NHTSA ID:
      #10183171

      This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause. Read More »

    • TSB #16NA222

      Date Announced:
      OCT 23, 2020
      NHTSA ID:
      #10183126

      This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations. Read More »

    • TSB #20NA155

      Date Announced:
      SEP 10, 2020
      NHTSA ID:
      #10181694

      This technical bulletin provides repair information to correct a customer concern of Service Engine Soon Message at Start Up or Shortly after Start Up. Read More »

    • TSB #PIP5733C

      Date Announced:
      AUG 27, 2020
      NHTSA ID:
      #10179658

      This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history.  Under Investigation Read More »

    • TSB #PIP5647B

      Date Announced:
      AUG 20, 2020
      NHTSA ID:
      #10179642

      This Preliminary information communicates  A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Read More »

    • TSB #PIT5666A

      Date Announced:
      AUG 17, 2020
      NHTSA ID:
      #10179637

      This Preliminary information communicates an issue with a noise caused by the engine harness rubbing on the floor pan.  Dealers are to reposition the harness to fix the noise. Read More »

    • TSB #PIP5733B

      Date Announced:
      AUG 06, 2020
      NHTSA ID:
      #10179625

      This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history.  Under Investigation Read More »

    • TSB #16NA338

      Date Announced:
      JUL 28, 2020
      NHTSA ID:
      #10178949

      This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record ... Read More »

    • TSB #PIP5684B

      Date Announced:
      JUL 13, 2020
      NHTSA ID:
      #10178370

      This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual. Read More »

    • TSB #PIP5504F

      Date Announced:
      JUL 10, 2020
      NHTSA ID:
      #10178367

      This Preliminary Information communication provides information and definitions to the technician about vehicles that have fishbite, chuggle, misfire, AFM disturbances or torque converter shudder/vibration concerns. Read More »

    • TSB #20NA100

      Date Announced:
      JUN 24, 2020
      NHTSA ID:
      #10178268

      This informational bulletin provides information for dealers/technicians on Engine Control Module Calibration for T1 L3B Engine with DTC P26BB Set. Read More »

    • TSB #PIP5733

      Date Announced:
      JUN 11, 2020
      NHTSA ID:
      #10178320

      This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history.  Under Investigation Read More »

    • TSB #20NA055

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178263

      This technical bulletin provides a procedure to program the ECM to correct the customers concern. Read More »

    • TSB #140604004G

      Date Announced:
      MAY 27, 2020
      NHTSA ID:
      #10176650

      This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours. Read More »

    • TSB #16NA383

      Date Announced:
      MAY 08, 2020
      NHTSA ID:
      #10176607

      This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels ... Read More »

    • TSB #20NA098

      Date Announced:
      MAY 05, 2020
      NHTSA ID:
      #10176632

      This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the part and ordering it from the EPC. Read More »

    • TSB #19NA153

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176611

      This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal. Read More »

    • TSB #20NA055

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176625

      This technical bulletin provides a procedure to program the ECM to correct the customers concern. Read More »

    • TSB #20NA055

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176627

      This technical bulletin provides a procedure to program the ECM to correct the customers concern. Read More »

    • TSB #20NA083

      Date Announced:
      APR 07, 2020
      NHTSA ID:
      #10175762

      This technical bulletin provides a procedure to check the oil level for correct reading and oil pressure switch is in working order. Read More »

    • TSB #PIE0563

      Date Announced:
      APR 02, 2020
      NHTSA ID:
      #10175859

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil leaking from the oil pan. Read More »

    • TSB #PIT5677C

      Date Announced:
      MAR 24, 2020
      NHTSA ID:
      #10173718

      This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Read More »

    • TSB #PIP5712

      Date Announced:
      MAR 03, 2020
      NHTSA ID:
      #10173671

      This Preliminary information communicates to the technician a service Diagnostic / Repair tip to avoid causing the crankshaft sprocket to disengage from the crankshaft during crankshaft balancer removal. Read More »

    • TSB #040601029J

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10173416

      This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules. Read More »

    • TSB #20NA038

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10172811

      This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence. Read More »

    • TSB #20NA043

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10172814

      This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw. Read More »

    • TSB #19NA218

      Date Announced:
      FEB 14, 2020
      NHTSA ID:
      #10173397

      This technical bulletin provides a service procedure to correct a condition of Ticking Noise from the Engine. Read More »

    • TSB #18NA073

      Date Announced:
      FEB 07, 2020
      NHTSA ID:
      #10172784

      This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement. Read More »

    • TSB #19NA212

      Date Announced:
      JAN 28, 2020
      NHTSA ID:
      #10171896

      This diagnostic tip provides a procedure to aid in performing a diagnostic test to verify if the camshaft alignment pin has been sheared away to correct a crank/No Start condition. Read More »

    • TSB #PIE0515B

      Date Announced:
      JAN 28, 2020
      NHTSA ID:
      #10172297

      This engineering informational bulletin is requesting information for checking for DTCs and the voltage (relative to a ground) on BOTH sides of the 400A starter fuse in the Battery Distribution Engine Compartment Fuse Block. Read More »

    • TSB #PIE0549A

      Date Announced:
      JAN 27, 2020
      NHTSA ID:
      #10172300

      This engineering informational bulletin is requesting information from the field on no crank / no start issue resulting in a starter replacement due to the solenoid overheating. Read More »

    • TSB #PIP5531A

      Date Announced:
      JAN 07, 2020
      NHTSA ID:
      #10171259

      This Preliminary Information communication provides information to the technician on the steps need to diagnose and repair vehicles that may have stalling shudder and/or hard shifting into 1st gear or reverse vibration on launch (with ... Read More »

    • TSB #PIE0531A

      Date Announced:
      DEC 04, 2019
      NHTSA ID:
      #10170500

      This engineering informational bulletin is requesting information from technicians to inspect the exhaust for any evidence of contact and/or damage and document by taking pictures before contacting the engineer listed. Read More »

    • TSB #18NA292

      Date Announced:
      DEC 02, 2019
      NHTSA ID:
      #10170704

      This technical bulletin provides a procedure to program the ECM if the DTC was set without engine performance issues. Read More »

    • TSB #19NA212

      Date Announced:
      NOV 18, 2019
      NHTSA ID:
      #10169315

      This diagnostic tip provides a procedure to aid in performing a diagnostic test to verify if the camshaft alignment pin has been sheared away. Read More »

    • TSB #PIE0536A

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169360

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil leaking from the oil pan. Read More »

    • TSB #PIE0544

      Date Announced:
      NOV 07, 2019
      NHTSA ID:
      #10169363

      This engineering informational bulletin is requesting information on vehicles with the Service Engine Soon (SES) lamp being illuminated and DTC P1467 set. Read More »

    • TSB #PIP5660

      Date Announced:
      JUL 15, 2019
      NHTSA ID:
      #10163663

      This Preliminary information communicates the possibility of a reduced power message with dtc p2101 and/or p1516 due to potential throttle body issue. Read More »

    • TSB #19NA151

      Date Announced:
      JUL 10, 2019
      NHTSA ID:
      #10164122

      This technical bulletin advises the dealership to charge the battery and update the ECM to correct the concerns. Read More »

    • TSB #090604026Q

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163266

      This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2. Read More »

    • TSB #18NA150

      Date Announced:
      JUN 24, 2019
      NHTSA ID:
      #10163227

      This informational bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information. Read More »

    • TSB #18NA289

      Date Announced:
      JUN 10, 2019
      NHTSA ID:
      #10161165

      This technical bulletin provides a procedure to program the ECM if found the cause of engine misfire, codes. Read More »

    • TSB #N192210560

      Date Announced:
      JUN 10, 2019
      NHTSA ID:
      #10164100

      Service Update Bulletin. Certain vehicles may have a condition where the vehicle does not accelerate or decelerate but maintains speed after releasing the accelerator pedal for up to approximately 65 seconds. Read More »

    • TSB #PIP5298B

      Date Announced:
      MAY 28, 2019
      NHTSA ID:
      #10161047

      This Preliminary Information communication provides information to the technician for a Service Engine Soon light with a Diagnostic Trouble code P0300 set. There may be a rough running engine associated with this concern. Read More »

    • TSB #PIP5604A

      Date Announced:
      MAY 22, 2019
      NHTSA ID:
      #10161041

      This Preliminary information communicates that 2.7L (RPO L3B)  engine are on the exchange program.  Read More »

    • TSB #19NA093

      Date Announced:
      MAY 21, 2019
      NHTSA ID:
      #10161897

      This technical bulletin provides repair information to correct a customer concern of Engine Air Filter Life Shows 0% After Battery Disconnect. Read More »

    • TSB #PIP5648

      Date Announced:
      MAY 16, 2019
      NHTSA ID:
      #10161022

      This Preliminary information communicates to the technician the process to inspect the Camshaft Position Actuator Valve Solenoid Bolt internal valve spring for proper operation and travel. Read More »

    • TSB #PIP5647

      Date Announced:
      MAY 13, 2019
      NHTSA ID:
      #10161014

      This Preliminary information communicates  A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Read More »

    • TSB #PIT5404E

      Date Announced:
      APR 24, 2019
      NHTSA ID:
      #10160687

      This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a buffeting vibration and/or drone type noise, exhaust tone change, and/or body pressure booming. Read More »

    • TSB #PIP5569A

      Date Announced:
      APR 24, 2019
      NHTSA ID:
      #10160690

      This Preliminary information communicates to the dealer an issue where the vehicle's engine may crank over unprompted and not start afterward. Read More »

    • TSB #PIP5637

      Date Announced:
      APR 23, 2019
      NHTSA ID:
      #10160684

      The Preliminary Information communication advises the technician that the Product Quality Center has a part exchange for 3.0 LM2 engine. Read More »

    • TSB #PIP5423B (1)

      Date Announced:
      APR 10, 2019
      NHTSA ID:
      #10160648

      This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0106 and P0506. Read More »

    • TSB #PIP5423A

      Date Announced:
      APR 08, 2019
      NHTSA ID:
      #10160640

      This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0106 and P0506. Read More »

    • TSB #PIP5636

      Date Announced:
      APR 08, 2019
      NHTSA ID:
      #10160641

      This Preliminary information communicates There maybe a concern of a DIC message saying Air Filter Life 0% replace now.  The DIC message is triggered by a battery being disconnected and reconnected Read More »

    • TSB #PIE0503B

      Date Announced:
      APR 02, 2019
      NHTSA ID:
      #10160137

      This engineering information PI ends the need for information from the field on reduced engine power, DTC P0299 set. Read More »

    • TSB #PIP4670F

      Date Announced:
      APR 02, 2019
      NHTSA ID:
      #10160633

      This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. Read More »

    • TSB #PIT5666

      Date Announced:
      MAR 15, 2019
      NHTSA ID:
      #10156935

      This Preliminary information communicates an issue with a noise caused by the engine harness rubbing on the floor pan.  Dealers are to reposition the harness to fix the noise. Read More »

    • TSB #PIP5630

      Date Announced:
      MAR 07, 2019
      NHTSA ID:
      #10156914

      This Preliminary information communicates A vehicle may have a concern of no oil pressure and/or P0521 set. the releif valve in the pump is sticking or the number 1 main bearing is damaged. Drop oil pan and confirm #1 main is spun or not. Read More »

    • TSB #150601002H

      Date Announced:
      MAR 04, 2019
      NHTSA ID:
      #10158866

      This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on. Read More »

    • TSB #19NA044

      Date Announced:
      MAR 01, 2019
      NHTSA ID:
      #10158838

      This informational bulletin provides information on a normal engine operating condition for faster emission warm up time. Read More »

    • TSB #PIT5391E

      Date Announced:
      FEB 08, 2019
      NHTSA ID:
      #10154280

      This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a no crank or a start and then immediate stall, Service Engine Soon Malfunction Indicator lamp may not be ... Read More »

    • TSB #PIP5580A

      Date Announced:
      NOV 29, 2018
      NHTSA ID:
      #10151884

      This Preliminary information communicates the exchange program to assist engineering in identification of any early production issues.  Read More »

    • TSB #PIT5350B

      Date Announced:
      NOV 27, 2018
      NHTSA ID:
      #10151879

      This Preliminary Information communication advises the technician that there have been some reports that the current engine hours are not correct and display 0.0. Read More »

    • TSB #PIP5604

      Date Announced:
      NOV 23, 2018
      NHTSA ID:
      #10151871

      This Preliminary information communicates that 2.7L (RPO L3B)  engine are on the exchange program.  Read More »

    • TSB #PIP5570A

      Date Announced:
      NOV 19, 2018
      NHTSA ID:
      #10151863

      This Preliminary information communicates to the dealer a condition where a tick noise may be present inside a vehicle while driving. Read More »

    • TSB #PIP5606B

      Date Announced:
      NOV 14, 2018
      NHTSA ID:
      #10151840

      This Preliminary information communicates A vehicle may have a tick noise from the engine cold, initial start in the morning. A lifter may not have sufficient amount of oil during cold start operation (not pumped up). Read More »

    • TSB #PIP5606A

      Date Announced:
      NOV 02, 2018
      NHTSA ID:
      #10151818

      This Preliminary information communicates A vehicle may have a tick noise from the engine cold, initial start in the morning. A lifter may not have sufficient amount of oil during cold start operation (not pumped up). Read More »

    • TSB #PIP5606

      Date Announced:
      OCT 30, 2018
      NHTSA ID:
      #10149064

      This Preliminary information communicates A vehicle may have a tick noise from the engine cold, initial start in the morning. A lifter may not have sufficient amount of oil during cold start operation (not pumped up). Read More »

    • TSB #PIP5607

      Date Announced:
      OCT 30, 2018
      NHTSA ID:
      #10149066

      This Preliminary information communicates that GM engineering is investigating the root cause of DTCs P24B3 and / or P24B5 setting. Read More »

    • TSB #PIP5159C

      Date Announced:
      OCT 29, 2018
      NHTSA ID:
      #10149051

      This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on and Diagnostic Trouble Code P0300 - P0308  may set. Read More »

    • TSB #18309

      Date Announced:
      OCT 01, 2018
      NHTSA ID:
      #10150559

      18309 - Customer Satisfaction Program. Certain 2019 model year Chevrolet Silverado and GMC Sierra vehicles may have a condition where the prop shaft bolts may not have been properly torqued to the front differential. Read More »

    • TSB #PIP5468F

      Date Announced:
      AUG 08, 2018
      NHTSA ID:
      #10144452

      This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Read More »

    ENGINE AND ENGINE COOLING

    • TSB #PIT5245D

      Date Announced:
      AUG 26, 2021
      NHTSA ID:
      #10201329

      This Preliminary Information communication provides information to the technician about vehicles that the blower motor may be noisy or vibrate when running. Read More »

    • TSB #20NA218

      Date Announced:
      MAY 07, 2021
      NHTSA ID:
      #10198862

      This service bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6. Read More »

    • TSB #19NA044

      Date Announced:
      MAY 03, 2021
      NHTSA ID:
      #10198847

      This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy. Read More »

    • TSB #21NA109

      Date Announced:
      MAY 03, 2021
      NHTSA ID:
      #10198880

      This service bulletin provides diagnostic information for a customer concern of engine vibration. Read More »

    • TSB #21NA056

      Date Announced:
      MAR 17, 2021
      NHTSA ID:
      #10191229

      This technical bulletin provides a procedure to correct the condition of Information on Vehicles Engine Shuts Off After 30 or 60 Minutes of Idling. Read More »

    • TSB #20NA138

      Date Announced:
      MAR 11, 2021
      NHTSA ID:
      #10191207

      This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global ... Read More »

    • TSB #20NA212

      Date Announced:
      DEC 23, 2020
      NHTSA ID:
      #10186085

      This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall. Read More »

    • TSB #N202317060

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10187371

      Emissions Recall - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles. The vehicle?s Engine Control Module (ECM) may have been reprogrammed during service with incorrect diagnostic software. Read More »

    • TSB #19NA218

      Date Announced:
      DEC 16, 2020
      NHTSA ID:
      #10186073

      This technical bulletin provides a service procedure to correct a condition of Ticking Noise from the Engine. Read More »

    • TSB #010601011L

      Date Announced:
      DEC 16, 2020
      NHTSA ID:
      #10186104

      This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. Read More »

    • TSB #19NA218

      Date Announced:
      DEC 16, 2020
      NHTSA ID:
      #10187387

      This technical bulletin provides a service procedure to correct a condition of Ticking Noise from the Engine. Read More »

    • TSB #PIT5479D

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10187185

      This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. Read More »

    • TSB #PIT5479D

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10185734

      This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. Read More »

    • TSB #090604026S

      Date Announced:
      DEC 08, 2020
      NHTSA ID:
      #10186106

      This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2. Read More »

    • TSB #18NA098

      Date Announced:
      NOV 06, 2020
      NHTSA ID:
      #10184479

      This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks. Read More »

    • TSB #20NA213

      Date Announced:
      OCT 30, 2020
      NHTSA ID:
      #10183211

      This service bulletin provides information on Improved Oil Filter Gasket Design for Spin-On Oil Filters PF63, PF64 and PF48. Read More »

    • TSB #PIP5750A

      Date Announced:
      OCT 28, 2020
      NHTSA ID:
      #10182576

      This Preliminary information communicates the possibility of the having dtc p06DD P06DA P06DB due to engine wiring harness concerns. Read More »

    • TSB #PIT5742A

      Date Announced:
      OCT 28, 2020
      NHTSA ID:
      #10182578

      This Preliminary information communicates an issue with the engine wiring harness shorting on the ecm mounting bracket and provides repair instructions. Read More »

    • TSB #18NA150

      Date Announced:
      OCT 19, 2020
      NHTSA ID:
      #10183155

      This informational bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information. Read More »

    • TSB #PIE0572A

      Date Announced:
      OCT 15, 2020
      NHTSA ID:
      #10183785

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a no restart after auto-stop event and/or, no crank. Read More »

    • TSB #PIE0590

      Date Announced:
      OCT 15, 2020
      NHTSA ID:
      #10183795

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards check to the engine lamp being illuminated on the drivers information center (DIC). Read More »

    • TSB #PIP5733E

      Date Announced:
      OCT 05, 2020
      NHTSA ID:
      #10182535

      This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history.  Under Investigation Read More »

    • TSB #PIP5733D

      Date Announced:
      SEP 22, 2020
      NHTSA ID:
      #10181158

      This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history.  Under Investigation Read More »

    • TSB #PIP5737A

      Date Announced:
      SEP 14, 2020
      NHTSA ID:
      #10181140

      This Preliminary information communicates additional diagnostic tips when diagnosing engine oil leaks on these vehicles. Read More »

    • TSB #20NA166

      Date Announced:
      AUG 21, 2020
      NHTSA ID:
      #10180321

      This informational bulletin advises the technician of possible coolant entering the areas of the engine, either through failed parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine ... Read More »

    • TSB #PIP5498M

      Date Announced:
      AUG 21, 2020
      NHTSA ID:
      #10179646

      This Preliminary information communicates A vehicle may have a concern of DTC P050D setting along with a P0300 after a cold start up. Read More »

    • TSB #PIP4912G

      Date Announced:
      JUN 26, 2020
      NHTSA ID:
      #10178350

      This Preliminary Information communication provides information to the technician on vehicles that may have an intermittent high idle. Read More »

    • TSB #PIT5689B

      Date Announced:
      JUN 22, 2020
      NHTSA ID:
      #10178337

      This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarly on hold while PIE0572 is active. Read More »

    • TSB #PIP5175D

      Date Announced:
      JUN 08, 2020
      NHTSA ID:
      #10178309

      This Preliminary Information communication provides information to the technician about vehicles that may have a delayed engagement into drive, shudder at a launch, or the transmission is slipping when shifting into 1st, 2nd, 3rd or 4th ... Read More »

    • TSB #19NA218

      Date Announced:
      MAY 28, 2020
      NHTSA ID:
      #10176613

      This technical bulletin provides a service procedure to correct a condition of Ticking Noise from the Engine. Read More »

    • TSB #PIT5713A

      Date Announced:
      MAY 07, 2020
      NHTSA ID:
      #10176304

      This Preliminary information communicates an issue with the engine wiring harness shorting at the left front cylinder head causing any of the following issues: -  IPC gauges sweeping while driving -  Several IPC warning messages and ... Read More »

    • TSB #PIP5719B

      Date Announced:
      APR 27, 2020
      NHTSA ID:
      #10174860

      This Preliminary information communicates the possibility of dtc P12A6 with the possibility of a crank no start or extended crank concern. Read More »

    • TSB #PIT5742

      Date Announced:
      APR 17, 2020
      NHTSA ID:
      #10174825

      This Preliminary information communicates an issue with the engine wiring harness shorting on the ecm mounting bracket and provides repair instructions. Read More »

    • TSB #140604004F

      Date Announced:
      MAR 17, 2020
      NHTSA ID:
      #10174305

      This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours. Read More »

    • TSB #PIP5650B

      Date Announced:
      JAN 17, 2020
      NHTSA ID:
      #10171289

      This Preliminary information communicates the possibility of DTC P3075 being set current or history due to low coolant level or air trapped in cooling system. Read More »

    • TSB #PIP5130K

      Date Announced:
      JAN 10, 2020
      NHTSA ID:
      #10171265

      This Preliminary Information communication provides information to the technician how to diagnose and repair a vehicle with an engine that runs with an intermittent crank no start with a Diagnostic Trouble Code P0011 or P00C6 current or ... Read More »

    • TSB #PIT5728A

      Date Announced:
      JAN 06, 2020
      NHTSA ID:
      #10171257

      This Preliminary information communicates an issue with DTC P0606 and C0021 setting after completing campaign N192268090 and it provides information about using and maintaining proper battery voltage while programming the BSCM. Read More »

    • TSB #N192220080

      Date Announced:
      DEC 18, 2019
      NHTSA ID:
      #10171254

      Customer Satisfaction Program. Certain vehicles, may have a condition in which the engine oil cooler (EOC) lines may leak and detach from the crimp joints. Exposure to cold temperature may also aggravate this condition. Read More »

    • TSB #PIP5330D

      Date Announced:
      NOV 22, 2019
      NHTSA ID:
      #10168975

      This Preliminary Information communication provides information to the technician about vehicles that have a coolant loss and/or coolant odor after driving the vehicle. Read More »

    • TSB #PIT5689A

      Date Announced:
      NOV 22, 2019
      NHTSA ID:
      #10168977

      This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Read More »

    • TSB #PIP5686A

      Date Announced:
      NOV 04, 2019
      NHTSA ID:
      #10168955

      This Preliminary information communicates A vehicle may come into the dealer with a rough idle, lean running concern and/or air leak noise from the PCV system. Read More »

    • TSB #18NA361

      Date Announced:
      OCT 14, 2019
      NHTSA ID:
      #10168193

      This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part. Read More »

    • TSB #010601011K

      Date Announced:
      OCT 09, 2019
      NHTSA ID:
      #10168205

      This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. Read More »

    • TSB #16NA372

      Date Announced:
      OCT 01, 2019
      NHTSA ID:
      #10168177

      This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions. Read More »

    • TSB #PIT5713

      Date Announced:
      SEP 30, 2019
      NHTSA ID:
      #10165919

      This Preliminary information communicates an issue with the engine wiring harness shorting at the left front cylinder head causing any of the following issues: -  IPC gauges sweeping while driving -  Several IPC warning messages and ... Read More »

    • TSB #PIT5677B

      Date Announced:
      SEP 27, 2019
      NHTSA ID:
      #10165912

      This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Read More »

    • TSB #PIP5606E

      Date Announced:
      SEP 24, 2019
      NHTSA ID:
      #10165902

      This Preliminary information communicates A vehicle may have a tick noise from the engine cold, initial start in the morning. A lifter may not have sufficient amount of oil during cold start operation (not pumped up). Read More »

    • TSB #N192257100

      Date Announced:
      SEP 17, 2019
      NHTSA ID:
      #10166240

      N192257100 - EM - General Motors has decided to conduct a voluntary emissions recall involving certain 2019 Chevrolet Silverado, Suburban, Tahoe and GMC Sierra vehicles equipped with a performance air intake system. Read More »

    • TSB #19NA212

      Date Announced:
      SEP 16, 2019
      NHTSA ID:
      #10166635

      This diagnostic tip provides information to the tech to aid in performing a diagnostic test to verify if the camshaft alignment pin has been sheared away. Read More »

    • TSB #PIE0536

      Date Announced:
      SEP 13, 2019
      NHTSA ID:
      #10166670

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil leaking from the oil pan. Read More »

    • TSB #PIT5448F

      Date Announced:
      SEP 05, 2019
      NHTSA ID:
      #10165870

      This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. Read More »

    • TSB #19NA149

      Date Announced:
      SEP 03, 2019
      NHTSA ID:
      #10166616

      This technical bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated with DTC P3075 Set. Read More »

    • TSB #19NA145

      Date Announced:
      SEP 03, 2019
      NHTSA ID:
      #10166654

      This informational bulletin provides information for dealers/technicians on Vehicle stalls when using remote start when ambient temperatures are below 21 F (-6 C) and possible DTC P037C. Read More »

    • TSB #19NA146

      Date Announced:
      SEP 03, 2019
      NHTSA ID:
      #10166655

      This informational bulletin provides information for dealers/technicians on Vehicle will not start when ambient temperatures are below 13 F (-25C). Read More »

    • TSB #PIP5407A

      Date Announced:
      AUG 29, 2019
      NHTSA ID:
      #10164789

      This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have Diagnostic Trouble Code P06DD or no or low oil pressure. Read More »

    • TSB #PIT5677A

      Date Announced:
      AUG 26, 2019
      NHTSA ID:
      #10164784

      This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Read More »

    • TSB #090604026R

      Date Announced:
      AUG 21, 2019
      NHTSA ID:
      #10165124

      This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2. Read More »

    • TSB #PIE0531

      Date Announced:
      AUG 19, 2019
      NHTSA ID:
      #10165137

      This engineering informational bulletin is requesting information from technicians to inspect the exhaust for any evidence of contact and/or damage and document by taking pictures before contacting the engineer listed. Read More »

    • TSB #000601026M

      Date Announced:
      AUG 15, 2019
      NHTSA ID:
      #10165121

      This informational bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage. Read More »

    • TSB #070601016F

      Date Announced:
      AUG 13, 2019
      NHTSA ID:
      #10165122

      This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement. Read More »

    • TSB #PIP5606D

      Date Announced:
      JUL 23, 2019
      NHTSA ID:
      #10163674

      This Preliminary information communicates A vehicle may have a tick noise from the engine cold, initial start in the morning. A lifter may not have sufficient amount of oil during cold start operation (not pumped up). Read More »

    • TSB #PIP5659

      Date Announced:
      JUL 11, 2019
      NHTSA ID:
      #10163662

      This Preliminary information communicates to the dealer technician that the tools to install the turbine shaft and stator shaft seals are available for loan from Bosch. Read More »

    • TSB #N192210460 01

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10164109

      N192210460-01 - Service Update - Certain 2019 Cadillac CT6 equipped with engine RPO?s LSY or LTA, Chevrolet Silverado 1500 (New Model), and GMC Sierra 1500 (New Model) vehicles have a condition where the brake system control module ... Read More »

    • TSB #18NA098

      Date Announced:
      JUN 24, 2019
      NHTSA ID:
      #10163225

      This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks. Read More »

    • TSB #PIP5335C

      Date Announced:
      JUN 19, 2019
      NHTSA ID:
      #10162143

      This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Codes P0340 and P0341 setting at times. Read More »

    • TSB #PIT5689

      Date Announced:
      JUN 04, 2019
      NHTSA ID:
      #10162111

      This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Read More »

    • TSB #PIP5650A

      Date Announced:
      MAY 22, 2019
      NHTSA ID:
      #10161042

      This Preliminary information communicates the possibility of DTC P3075 being set current or history due to low coolant level or air trapped in cooling system. Read More »

    • TSB #PIP5650

      Date Announced:
      MAY 20, 2019
      NHTSA ID:
      #10161035

      This Preliminary information communicates the possibility of dtc P3075 being set current or history due to low coolant level or air trapped in cooling system. Read More »

    • TSB #PIP5498L

      Date Announced:
      MAY 07, 2019
      NHTSA ID:
      #10160989

      This Preliminary information communicates A vehicle may have a concern of DTC P050D setting along with a P0300 after a cold start up. Read More »

    • TSB #PIE0503A

      Date Announced:
      FEB 20, 2019
      NHTSA ID:
      #10155088

      This engineering information PI ends the need for information from the field on reduced engine power, DTC P0299 set. Read More »

    • TSB #PIP5554A

      Date Announced:
      FEB 07, 2019
      NHTSA ID:
      #10154276

      This Preliminary information communicates P0016 setting after internal engire repair. The engine Base timing is not being set correctly. The information in this PI will be helpful in setting the timing in the vehicle. Read More »

    • TSB #PIE0503

      Date Announced:
      FEB 04, 2019
      NHTSA ID:
      #10155067

      This engineering informational bulletin is requesting information from the field on reduced engine power, DTC P0299 set. Read More »

    • TSB #PIC5650F

      Date Announced:
      DEC 17, 2018
      NHTSA ID:
      #10154604

      This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Read More »

    • TSB #PIP5212B

      Date Announced:
      DEC 13, 2018
      NHTSA ID:
      #10154581

      This Preliminary Information communication provides information to the technician about vehicles that have run hot and or has a tick noise. Technician should inspect the head gaskets to ensure are not installed backwards. Read More »

    • TSB #PIP5503A

      Date Announced:
      DEC 11, 2018
      NHTSA ID:
      #10154577

      This Preliminary information communicates to the dealer additional information on checking for the engne crankcase being overfull on oil causing an engine vibration concern. Read More »

    • TSB #PIP5612A

      Date Announced:
      DEC 06, 2018
      NHTSA ID:
      #10154567

      This Preliminary information communicates A vehicle may have a humming, whining or whistle noise from engine bellhousing area. This could be caused by a restriction in the PCV system    Read More »

    • TSB #PIP5612

      Date Announced:
      DEC 04, 2018
      NHTSA ID:
      #10154563

      This Preliminary information communicates A vehicle may have a humming, whining or whistle noise from engine bellhousing area. This could be caused by a restriction in the PCV system    Read More »

    • TSB #PIP5600

      Date Announced:
      OCT 12, 2018
      NHTSA ID:
      #10147378

      This Preliminary information communicatesA vehicle may come in with a DTC P0011 set,A sticking oil control solenoid for the cam actuator. Read More »

    • TSB #PIP5594

      Date Announced:
      OCT 12, 2018
      NHTSA ID:
      #10147379

      This Preliminary information communicates to the dealer technician that there may be a possibleMis-build of the Diesel Exhaust Fluid (DEF) Injector if it was built before provided break point. Read More »

    • TSB #PIP5587

      Date Announced:
      SEP 12, 2018
      NHTSA ID:
      #10145477

      This Preliminary information communicates A vehicle may come into the dealer with a lean running concern and/or air leak noise from the PCV.The air rush or whistlingnoise is caused by the fixed orifice PCV. Read More »

    • TSB #PIP5584

      Date Announced:
      SEP 06, 2018
      NHTSA ID:
      #10145466

      This Preliminary information communicatesThe vehicle may come into a dealer with a check engine lamp with any of the followingDTC P3498 Cylinder 1 Deactivation Performance DTC P3499 Cylinder 2 Deactivation Performance ... Read More »

    • TSB #PIP5468F

      Date Announced:
      AUG 08, 2018
      NHTSA ID:
      #10144452

      This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

    • TSB #090604026S

      Date Announced:
      DEC 08, 2020
      NHTSA ID:
      #10187627

      This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

    • TSB #N192219370

      Date Announced:
      NOV 20, 2019
      NHTSA ID:
      #10169647

      Certain 2019 model year Chevrolet Silverado (New Model) and GMC Sierra 1500 (New Model) vehicles, equipped with a 2.7L, 4 cyl. Turbo engine (L3B), may have a condition where the engine wiring harness could wear through in several locations. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:DIESEL

    • TSB #N212338290

      Date Announced:
      JUL 20, 2021
      NHTSA ID:
      #10200199

      Special Coverage. Certain vehicles equipped with a 6.6L diesel engine (RPO L5P), may have a condition that could cause the engine glow plugs to fail. Read More »

    • TSB #N192264210

      Date Announced:
      JUL 01, 2021
      NHTSA ID:
      #10200195

      Customer Satisfaction Program Closed Message sent. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION

    • TSB #010601011L

      Date Announced:
      DEC 16, 2020
      NHTSA ID:
      #10187625

      This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:OIL COOLER

    • TSB #N212326940

      Date Announced:
      JUN 22, 2021
      NHTSA ID:
      #10200186

      Customer Satisfaction Program. Certain vehicles, may have a condition in which the engine oil cooler (EOC) lines may leak and detach from the crimp joints. Exposure to cold temperature may also aggravate this condition. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PIPES, HOSES, AND FITTINGS

    • TSB #PIP5737

      Date Announced:
      JUN 13, 2020
      NHTSA ID:
      #10178326

      This Preliminary information communicates additional diagnostic tips when diagnosing engine oil leaks on these vehicles. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

    • TSB #N212333800

      Date Announced:
      JUN 23, 2021
      NHTSA ID:
      #10200187

      Emission Recall. General Motors has decided to conduct a voluntary emissions recall involving certain vehicles equipped with a performance air intake system (LPO RVK or 5W7). Read More »

    • TSB #21NA139

      Date Announced:
      JUN 21, 2021
      NHTSA ID:
      #10200140

      This service bulletin provides a repair procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P3055 Set. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE

    • TSB #N202317060

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10186057

      Emissions Recall - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles. The vehicle?s Engine Control Module (ECM) may have been reprogrammed during service with incorrect diagnostic software. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR

    • TSB #21NA146

      Date Announced:
      JUN 24, 2021
      NHTSA ID:
      #10200145

      This technical bulletin provides a procedure to test and replace the actuator bolts if the internal springs are found to have failed. Read More »

    • TSB #PIP5712B

      Date Announced:
      MAR 26, 2021
      NHTSA ID:
      #10190430

      This Preliminary information communicates to the technician a service Diagnostic / Repair tip to avoid causing the crankshaft sprocket to disengage from the crankshaft during crankshaft balancer or cam drive system component related ... Read More »

    • TSB #PIP5712A

      Date Announced:
      MAR 09, 2021
      NHTSA ID:
      #10190396

      This Preliminary information communicates to the technician a service Diagnostic / Repair tip to avoid causing the crankshaft sprocket to disengage from the crankshaft during crankshaft balancer removal. Read More »

    • TSB #PIP5733G

      Date Announced:
      DEC 18, 2020
      NHTSA ID:
      #10185746

      This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history.  Under Investigation Read More »

    ENGINE AND ENGINE COOLING:COOLING SYSTEM

    • TSB #PIP5684B

      Date Announced:
      JUL 13, 2020
      NHTSA ID:
      #10178370

      This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual. Read More »

    • TSB #PIP5468F

      Date Announced:
      AUG 08, 2018
      NHTSA ID:
      #10144452

      This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Read More »

    ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

    • TSB #19NA104

      Date Announced:
      JUN 10, 2019
      NHTSA ID:
      #10163237

      This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area. Read More »

    ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP

    • TSB #18NA103

      Date Announced:
      OCT 23, 2020
      NHTSA ID:
      #10183153

      This service bulletin provides information to correct a customer concern of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

    • TSB #100605002I

      Date Announced:
      NOV 02, 2020
      NHTSA ID:
      #10184502

      This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set. Read More »

    • TSB #100605002H

      Date Announced:
      OCT 14, 2019
      NHTSA ID:
      #10168209

      This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set. Read More »

    • TSB #16NA383

      Date Announced:
      MAY 21, 2019
      NHTSA ID:
      #10161932

      This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up. Read More »

    • TSB #PIP5633

      Date Announced:
      MAR 15, 2019
      NHTSA ID:
      #10156934

      This Preliminary information communicates A vehicle may have a check engine lamp on with a P015B stored. Possible intake manifold or exhaust system leak  Read More »

    • TSB #060605001H

      Date Announced:
      MAR 05, 2019
      NHTSA ID:
      #10158860

      This informational bulletin explains the normal characteristics of exhaust noise during active fuel management when in Three or Four Cylinder Mode. Read More »

    • TSB #PIP5370D

      Date Announced:
      AUG 08, 2018
      NHTSA ID:
      #10144449

      This Preliminary Information communication provides information to the technician that some vehicle may have an “Exhaust Fluid Quality Poor” on the Driver Information Center or a diesel exhaust fluid warning lamp on or other ... Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

    • TSB #15NA010

      Date Announced:
      JAN 23, 2020
      NHTSA ID:
      #10171875

      This informational bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)

    • TSB #PIP5503B

      Date Announced:
      JAN 10, 2020
      NHTSA ID:
      #10171264

      This Preliminary information communicates to the dealer additional information on checking for the engne crankcase being overfull on oil causing an engine vibration concern. Read More »

    • TSB #PIE0501A

      Date Announced:
      APR 23, 2019
      NHTSA ID:
      #10160136

      This engineering informational bulletin is requesting information on incorrectly installed foul air PCV tube or tube may be damaged. Read More »

    • TSB #PIE0501

      Date Announced:
      FEB 01, 2019
      NHTSA ID:
      #10154658

      This engineering informational bulletin is requesting information on incorrectly installed foul air PCV tube or tube may be damaged. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

    • TSB #PIT5819

      Date Announced:
      MAR 05, 2021
      NHTSA ID:
      #10190361

      This Preliminary information communicates in temperatures below freezing, it may be noticed that exhaust is only exiting from the right hand exhaust tailpipe. Read More »

    • TSB #16NA380

      Date Announced:
      OCT 28, 2020
      NHTSA ID:
      #10183132

      This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe. Read More »

    • TSB #16NA380

      Date Announced:
      JUN 08, 2020
      NHTSA ID:
      #10178252

      This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe. Read More »

    • TSB #16NA380

      Date Announced:
      AUG 26, 2019
      NHTSA ID:
      #10165080

      This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe. Read More »

    • TSB #16NA380

      Date Announced:
      MAY 07, 2019
      NHTSA ID:
      #10161931

      This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe. Read More »

    • TSB #PIT5636

      Date Announced:
      OCT 12, 2018
      NHTSA ID:
      #10147375

      This Preliminary information communicates an issues with a SES MIL and DTC P1005. GM Engineering is working to root cause this issue. Read More »

    FUEL SYSTEM, GASOLINE

    • TSB #19NA153

      Date Announced:
      MAY 03, 2021
      NHTSA ID:
      #10198850

      This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal. Read More »

    • TSB #N202317060

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10187219

      Emissions Recall - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles. The vehicle?s Engine Control Module (ECM) may have been reprogrammed during service with incorrect diagnostic software. Read More »

    • TSB #N202317060

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10187624

      Emissions Recall - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles. The vehicle?s Engine Control Module (ECM) may have been reprogrammed during service with incorrect diagnostic software. Read More »

    • TSB #PIT5161H

      Date Announced:
      NOV 30, 2020
      NHTSA ID:
      #10184142

      This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Read More »

    • TSB #18NA103

      Date Announced:
      OCT 23, 2020
      NHTSA ID:
      #10183153

      This service bulletin provides information to correct a customer concern of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated. Read More »

    • TSB #PIP5647B

      Date Announced:
      AUG 20, 2020
      NHTSA ID:
      #10179642

      This Preliminary information communicates  A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Read More »

    • TSB #19NA277

      Date Announced:
      JUL 21, 2020
      NHTSA ID:
      #10178960

      This technical bulletin provides a procedure to replace the fuel tank, sending unit and install a piece of fuel hose to the vent and route down the fuel feed line and secure with zip ties. Read More »

    • TSB #19NA277

      Date Announced:
      MAY 08, 2020
      NHTSA ID:
      #10176619

      This technical bulletin provides a procedure to replace the fuel tank, sending unit and install a piece of fuel hose to the vent and route down the fuel feed line and secure with zip ties. Read More »

    • TSB #19NA153

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176611

      This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal. Read More »

    • TSB #PIP5647A

      Date Announced:
      APR 24, 2020
      NHTSA ID:
      #10174857

      This Preliminary information communicates  A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Read More »

    • TSB #PIT5636B

      Date Announced:
      FEB 05, 2020
      NHTSA ID:
      #10172308

      This Preliminary information communicates an issues with a SES MIL and DTC P1005 and to replace the fuel pump driver control module with an updated part number. Read More »

    • TSB #18NA026

      Date Announced:
      JAN 22, 2020
      NHTSA ID:
      #10171885

      This technical bulletin provides a procedure to install an oil cooler line fitting seal, including applying medium strength threadlocker (blue) to the retaining bolt to stop transmission fluid leaking from the transmission oil cooler line ... Read More »

    • TSB #PIT5636A

      Date Announced:
      JAN 17, 2020
      NHTSA ID:
      #10171298

      This Preliminary information communicates an issues with a SES MIL and DTC P1005 and to replace the fuel pump driver control module with an updated part number. Read More »

    • TSB #19NA277

      Date Announced:
      JAN 08, 2020
      NHTSA ID:
      #10171899

      This technical bulletin provides a procedure to replace the fuel tank, sending unit and install a piece of fuel hose to the vent and route down the fuel feed line and secure with zip ties. Read More »

    • TSB #PIT5723

      Date Announced:
      DEC 09, 2019
      NHTSA ID:
      #10170425

      This Preliminary information communicates information that the EVAP purge pump may be filling with liquid fuel if the customer overfills the fuel tank by over 3 clicks of a normal filler nozzle.    Read More »

    • TSB #PIT5161G

      Date Announced:
      OCT 25, 2019
      NHTSA ID:
      #10167458

      This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Read More »

    • TSB #19NA005

      Date Announced:
      SEP 17, 2019
      NHTSA ID:
      #10166650

      This technical bulletin provides a procedure to replace the fill pipe if found the cause of the noises at highway speeds. Read More »

    • TSB #050604022Q

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163261

      This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL. Read More »

    • TSB #18NA103

      Date Announced:
      JUN 24, 2019
      NHTSA ID:
      #10163226

      This Bulletin provides information to correct a customer concern of a siren or whine noise from the in-tank fuel pump at temperatures below -6C or 20F, accompanied by start and stall, no start, loss of power and MIL illuminated. Read More »

    • TSB #PIP5286B

      Date Announced:
      JUN 17, 2019
      NHTSA ID:
      #10162136

      This Preliminary Information communication provides information to the technician for a vehicle setting both a P2635 and P018B diagnostic trouble codes. Read More »

    • TSB #PIP5647

      Date Announced:
      MAY 13, 2019
      NHTSA ID:
      #10161014

      This Preliminary information communicates  A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Read More »

    • TSB #PIP5569A

      Date Announced:
      APR 24, 2019
      NHTSA ID:
      #10160690

      This Preliminary information communicates to the dealer an issue where the vehicle's engine may crank over unprompted and not start afterward. Read More »

    • TSB #050604022P

      Date Announced:
      MAR 07, 2019
      NHTSA ID:
      #10158858

      This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL. Read More »

    • TSB #PIE0499

      Date Announced:
      JAN 18, 2019
      NHTSA ID:
      #10155064

      This engineering informational bulletin is requesting information and document the exact location of the wire chafing by taking a photo of the flex fuel pigtail as it appears BEFORE repairs are made. Read More »

    • TSB #17NA302

      Date Announced:
      JAN 15, 2019
      NHTSA ID:
      #10155054

      This informational bulletin provides information on availability for a locking gas cap for trucks are operated in high amount of dirt or dust which can migrate to the filler cap area. Read More »

    FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

    • TSB #19NA277

      Date Announced:
      JAN 08, 2020
      NHTSA ID:
      #10171899

      This technical bulletin provides a procedure to replace the fuel tank, sending unit and install a piece of fuel hose to the vent and route down the fuel feed line and secure with zip ties. Read More »

    FUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:CANISTER

    • TSB #21NA124

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10199281

      This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set. Read More »

    FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

    • TSB #16NA383

      Date Announced:
      MAY 08, 2020
      NHTSA ID:
      #10176607

      This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels ... Read More »

    • TSB #16NA383

      Date Announced:
      JAN 02, 2020
      NHTSA ID:
      #10171878

      This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »

    FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS

    • TSB #20NA098

      Date Announced:
      MAY 05, 2020
      NHTSA ID:
      #10176632

      This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the part and ordering it from the EPC. Read More »

    FUEL SYSTEM, DIESEL

    • TSB #N212338290

      Date Announced:
      JUL 20, 2021
      NHTSA ID:
      #10200199

      Special Coverage. Certain vehicles equipped with a 6.6L diesel engine (RPO L5P), may have a condition that could cause the engine glow plugs to fail. Read More »

    • TSB #19NA237

      Date Announced:
      OCT 27, 2020
      NHTSA ID:
      #10183176

      This informational bulletin explains how to identify possible DEF contamination. Read More »

    • TSB #050604022R

      Date Announced:
      OCT 21, 2020
      NHTSA ID:
      #10183779

      This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL. Read More »

    • TSB #20NA038

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10172811

      This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence. Read More »

    • TSB #050604022Q

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163261

      This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL. Read More »

    • TSB #050604022P

      Date Announced:
      MAR 07, 2019
      NHTSA ID:
      #10158858

      This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL. Read More »

    • TSB #19NA005

      Date Announced:
      JAN 10, 2019
      NHTSA ID:
      #10155044

      This technical bulletin provides a procedure to replace the fill pipe if found the cause of the noises at highway speeds. Read More »

    FUEL SYSTEM, OTHER

    • TSB #18NA150

      Date Announced:
      OCT 19, 2020
      NHTSA ID:
      #10183155

      This informational bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information. Read More »

    FUEL SYSTEM, OTHER:STORAGE

    • TSB #PIE0499B

      Date Announced:
      MAR 04, 2019
      NHTSA ID:
      #10158873

      This engineering informational bulletin is requesting information and document the exact location of the wire chafing by taking a photo of the flex fuel pigtail as it appears BEFORE repairs are made. Read More »

    FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY

    • TSB #19NA005

      Date Announced:
      JUL 31, 2019
      NHTSA ID:
      #10164112

      This technical bulletin provides a procedure to replace the fill pipe if found the cause of the noises at highway speeds. Read More »

    FUEL SYSTEM, OTHER:KINETIC:CLUTCH

    • TSB #18NA285

      Date Announced:
      JAN 22, 2021
      NHTSA ID:
      #10187747

      This informational bulletin advises the tech of a possible normal condition when the vehicle creeps forward during start up conditions when the clutch packs are full of residual oil. Read More »

    POWER TRAIN

    • TSB #PIC5650J

      Date Announced:
      JUL 21, 2021
      NHTSA ID:
      #10201252

      This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Read More »

    • TSB #080730035E

      Date Announced:
      JUN 07, 2021
      NHTSA ID:
      #10200152

      This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid. Read More »

    • TSB #16NA338

      Date Announced:
      APR 30, 2021
      NHTSA ID:
      #10194079

      This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, ... Read More »

    • TSB #PIE0615A

      Date Announced:
      APR 26, 2021
      NHTSA ID:
      #10195152

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards on a tick and/or ping type noise heard from the Propeller Shaft during ... Read More »

    • TSB #20NA218

      Date Announced:
      APR 23, 2021
      NHTSA ID:
      #10194090

      This service bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6. Read More »

    • TSB #PIP5794A

      Date Announced:
      APR 07, 2021
      NHTSA ID:
      #10193436

      This Preliminary information communicates diagnostics to the dealer involving a vehicle shudder concern caused by the camshaft actuator system that can be mistaken for a transmission issue.   Read More »

    • TSB #PIP5799

      Date Announced:
      APR 01, 2021
      NHTSA ID:
      #10193429

      This Preliminary information communicates to the dealer technician to replace the transmission valve body on 2019-2021 10 speed transmissions to correct DTCs P2812 and P2814 setting if Service Information does not lead to root case of ... Read More »

    • TSB #PIP5712B

      Date Announced:
      MAR 26, 2021
      NHTSA ID:
      #10190430

      This Preliminary information communicates to the technician a service Diagnostic / Repair tip to avoid causing the crankshaft sprocket to disengage from the crankshaft during crankshaft balancer or cam drive system component related ... Read More »

    • TSB #PIP5794

      Date Announced:
      MAR 25, 2021
      NHTSA ID:
      #10190427

      This Preliminary information communicates diagnostics to the dealer involving a vehicle shudder concern caused by the camshaft actuator system that can be mistaken for a transmission issue.   Read More »

    • TSB #PIT5715A

      Date Announced:
      MAR 22, 2021
      NHTSA ID:
      #10190415

      This Preliminary Information provides information to the technician about a additional diagnostic tip for a check engine lamp for DTC P3055 and P3056 and the start/Stop being inoperative.  Read More »

    • TSB #20NA138

      Date Announced:
      MAR 11, 2021
      NHTSA ID:
      #10191207

      This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global ... Read More »

    • TSB #PIE0615

      Date Announced:
      MAR 08, 2021
      NHTSA ID:
      #10191244

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards on a tick and/or ping type noise heard from the Propeller Shaft during ... Read More »

    • TSB #20NA218

      Date Announced:
      JAN 15, 2021
      NHTSA ID:
      #10187763

      This technical bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6. Read More »

    • TSB #20NA212

      Date Announced:
      DEC 23, 2020
      NHTSA ID:
      #10187412

      This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall. Read More »

    • TSB #PIP5733G

      Date Announced:
      DEC 18, 2020
      NHTSA ID:
      #10187197

      This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history.  Under Investigation Read More »

    • TSB #19NA153

      Date Announced:
      DEC 03, 2020
      NHTSA ID:
      #10187384

      This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal. Read More »

    • TSB #16NA019

      Date Announced:
      DEC 01, 2020
      NHTSA ID:
      #10186058

      This informational bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares. Read More »

    • TSB #16NA019

      Date Announced:
      DEC 01, 2020
      NHTSA ID:
      #10187372

      This informational bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares. Read More »

    • TSB #19NA076

      Date Announced:
      NOV 30, 2020
      NHTSA ID:
      #10184482

      This technical bulletin provides repair information to correct a customer concern of Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse. Read More »

    • TSB #19NA187

      Date Announced:
      OCT 28, 2020
      NHTSA ID:
      #10183171

      This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause. Read More »

    • TSB #PIE0556A

      Date Announced:
      OCT 27, 2020
      NHTSA ID:
      #10183783

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the transmission. Read More »

    • TSB #20NA187

      Date Announced:
      SEP 09, 2020
      NHTSA ID:
      #10181713

      This technical bulletin provides a repair procedure to correct a customer concern of Delayed and/or Harsh Engagement of Transmission Shift After Vehicle Sitting with Engine Off. Read More »

    • TSB #16NA019

      Date Announced:
      SEP 02, 2020
      NHTSA ID:
      #10181660

      This informational bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares. Read More »

    • TSB #16NA338

      Date Announced:
      JUL 28, 2020
      NHTSA ID:
      #10178949

      This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record ... Read More »

    • TSB #PIP5504F

      Date Announced:
      JUL 10, 2020
      NHTSA ID:
      #10178367

      This Preliminary Information communication provides information and definitions to the technician about vehicles that have fishbite, chuggle, misfire, AFM disturbances or torque converter shudder/vibration concerns. Read More »

    • TSB #20NA138

      Date Announced:
      JUN 23, 2020
      NHTSA ID:
      #10178288

      This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global ... Read More »

    • TSB #20NA102

      Date Announced:
      MAY 14, 2020
      NHTSA ID:
      #10176635

      This informational bulletin advises the technician of a possible normal condition when the vehicle is in reverse and in motion, not to shift to drive or it may cause the customers concern. Read More »

    • TSB #19NA035

      Date Announced:
      APR 01, 2020
      NHTSA ID:
      #10175748

      This technical bulletin provides a procedure to validate if the parking pawl actuator is not working as intended, causing the parking pawl to engage while driving. Read More »

    • TSB #20NA019

      Date Announced:
      MAR 17, 2020
      NHTSA ID:
      #10174278

      This technical bulletin provides a procedure to replace the transmission shifter control if found the cause of the condition. Read More »

    • TSB #PIP5700B

      Date Announced:
      MAR 04, 2020
      NHTSA ID:
      #10173674

      This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Read More »

    • TSB #20NA019

      Date Announced:
      FEB 25, 2020
      NHTSA ID:
      #10173408

      This technical bulletin provides a procedure to replace the transmission shifter control if found the cause of the condition. Read More »

    • TSB #PIP5705

      Date Announced:
      JAN 24, 2020
      NHTSA ID:
      #10171305

      This Preliminary information communicates A vehicle may have a concern of a vibration or drone around 40 MPH and 1200 RPM under a light load.  Debris in the tranmission mount. Inspect the transmission mount for debris. Read More »

    • TSB #18NA026

      Date Announced:
      JAN 22, 2020
      NHTSA ID:
      #10171885

      This technical bulletin provides a procedure to install an oil cooler line fitting seal, including applying medium strength threadlocker (blue) to the retaining bolt to stop transmission fluid leaking from the transmission oil cooler line ... Read More »

    • TSB #PIP5700A

      Date Announced:
      JAN 17, 2020
      NHTSA ID:
      #10171294

      This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Read More »

    • TSB #N192265660

      Date Announced:
      JAN 07, 2020
      NHTSA ID:
      #10171416

      Customer Satisfaction Program - Certain 2014-2019 model year Chevrolet Silverado and GMC Sierra vehicles equipped with a power sliding rear window (RPO A48) may have areas of high electrical resistance on the rear defroster circuit. Read More »

    • TSB #19NA153

      Date Announced:
      NOV 26, 2019
      NHTSA ID:
      #10169271

      This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal. Read More »

    • TSB #990420002K

      Date Announced:
      OCT 29, 2019
      NHTSA ID:
      #10168212

      This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations. Read More »

    • TSB #PIE0529A

      Date Announced:
      OCT 24, 2019
      NHTSA ID:
      #10168218

      This engineering information bulletin ends the need for information from the field on an Intermittent No Forward and/or No Reverse While Driving condition. If this condition is encountered, refer to SI for further diagnosis. Read More »

    • TSB #16NA338

      Date Announced:
      OCT 14, 2019
      NHTSA ID:
      #10168175

      This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record ... Read More »

    • TSB #16NA361

      Date Announced:
      OCT 08, 2019
      NHTSA ID:
      #10168176

      This informational bulletin explains possible normal condition of a flare from 1st to 2nd, even if the trans had been repaired for the flare and its still noticed. Read More »

    • TSB #PIP5677A

      Date Announced:
      OCT 02, 2019
      NHTSA ID:
      #10167423

      This Preliminary information communicates to the dealer technician that the 10L60, 10L80 and the 10L90 transmissions have been place on a part restriction. Read More »

    • TSB #PIP5575E

      Date Announced:
      AUG 20, 2019
      NHTSA ID:
      #10164774

      This Preliminary information communicates to the dealer technician that the transmission control module P/N 24296206 restriction has ended. Read More »

    • TSB #19NA153

      Date Announced:
      AUG 07, 2019
      NHTSA ID:
      #10165104

      This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal. Read More »

    • TSB #PIP5575D

      Date Announced:
      AUG 06, 2019
      NHTSA ID:
      #10164746

      This Preliminary information communicates to the dealer technician that the transmission control module P/N 24296206 is on restriction through the PQC. Read More »

    • TSB #PIE0529

      Date Announced:
      AUG 06, 2019
      NHTSA ID:
      #10165135

      This engineering information bulletin is requesting information from the field to validate a field fix. Read More »

    • TSB #PI1344C

      Date Announced:
      JUL 16, 2019
      NHTSA ID:
      #10163902

      This preliminary informational bulletin adds the 2016 model year to diagnostic tips and repair information to correct a customer concern of reduced acceleration at low speed and/or transmission slipping from a launch, DTC P0751 set. Read More »

    • TSB #PIP5593D

      Date Announced:
      JUN 27, 2019
      NHTSA ID:
      #10162166

      This Preliminary information communicates to the dealer technician that the 10L80 transmission has been place on a part restriction. Dealers are to contact the Product Quality Center before replacing the transmission assembly. Read More »

    • TSB #PIP5575C

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10162156

      This Preliminary information communicates to the dealer technician that the transmission control module P/N 24289415 is on restriction through the PQC. Read More »

    • TSB #PIP5654

      Date Announced:
      JUN 13, 2019
      NHTSA ID:
      #10162126

      This Preliminary information communicates to the dealer technician that the valve body Part Unique Number (PUN) may contain the letter O or the number 0. Read More »

    • TSB #16NA338

      Date Announced:
      JUN 06, 2019
      NHTSA ID:
      #10163215

      This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record ... Read More »

    • TSB #19NA121

      Date Announced:
      JUN 05, 2019
      NHTSA ID:
      #10163241

      This technical bulletin provides a procedure to perform a trans fluid flush to correct the customers concern. Read More »

    • TSB #PIT5202E

      Date Announced:
      JUN 04, 2019
      NHTSA ID:
      #10162108

      This Preliminary Information communication provides information to the technician about vehicles that are equipped with 6L80 Regular Production Option Code (MYC), 6L90 Regular Production Option Code (MYD) or 8L90 Regular Production Option ... Read More »

    • TSB #PIP5575B

      Date Announced:
      MAY 29, 2019
      NHTSA ID:
      #10161048

      This Preliminary information communicates to the dealer technician that the transmission control module P/N 24289415 is on restriction through the PQC. Read More »

    • TSB #PIP5646A

      Date Announced:
      MAY 29, 2019
      NHTSA ID:
      #10161049

      This Preliminary information communicates to the dealer technician that some customers may comment the rear wheels locked up at low speeds after a hot soak. Technicians may find DTC's P2724, P2727 or P2729 set. Read More »

    • TSB #PIP5653

      Date Announced:
      MAY 29, 2019
      NHTSA ID:
      #10161050

      This Preliminary information communicates that engineering is developing a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #PIP5646

      Date Announced:
      MAY 28, 2019
      NHTSA ID:
      #10161045

      This Preliminary information communicates to the dealer technician that some customers may comment the rear wheels locked up at low speeds after a hot soak. Technicians may find DTC's P2724, P2727 or P2729 set. Read More »

    • TSB #080730035D

      Date Announced:
      MAY 20, 2019
      NHTSA ID:
      #10161968

      This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid. Read More »

    • TSB #17NA228

      Date Announced:
      APR 26, 2019
      NHTSA ID:
      #10160109

      This informational bulletin provides information on Click or Tick Noise on 3-4 Shift that it should be considered a normal characteristic. Read More »

    • TSB #PIP5593C

      Date Announced:
      APR 25, 2019
      NHTSA ID:
      #10160692

      This Preliminary information communicates to the dealer technician that the 10L80 transmission has been place on a part restriction. Dealers are to contact the Product Quality Center before replacing the transmission assembly. Read More »

    • TSB #19NA035

      Date Announced:
      MAR 14, 2019
      NHTSA ID:
      #10158834

      This technical bulletin provides a procedure to validate if the parking pawl actuator is not working as attended causing the parking pawl to engage while driving. Read More »

    • TSB #PIP5575A

      Date Announced:
      MAR 13, 2019
      NHTSA ID:
      #10156927

      This Preliminary information communicates to the dealer technician that the transmission control module P/Ns 24289415 and 24296206 are on restriction through the PQC. Read More »

    • TSB #16NA338

      Date Announced:
      FEB 28, 2019
      NHTSA ID:
      #10154638

      This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record ... Read More »

    • TSB #PIT5657

      Date Announced:
      FEB 26, 2019
      NHTSA ID:
      #10154326

      This Preliminary information communicates how to repair a loose shift cable bracket. Read More »

    • TSB #PIP4021D

      Date Announced:
      FEB 21, 2019
      NHTSA ID:
      #10154312

      This Preliminary Information communication provides information to the technician that a whine noise heard from the automatic transmission fluid pan hear with the the key on and engine off, or for up to one minute after the vehicle has ... Read More »

    • TSB #17NA066

      Date Announced:
      DEC 14, 2018
      NHTSA ID:
      #10154975

      This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test. Read More »

    • TSB #PIP5593B

      Date Announced:
      NOV 16, 2018
      NHTSA ID:
      #10151857

      This Preliminary information communicates to the dealer technician that the 10L80 transmission has been place on a part restriction. Dealers are to contact the Product Quality Center before replacing the transmission assembly. Read More »

    • TSB #PIP5593A

      Date Announced:
      NOV 12, 2018
      NHTSA ID:
      #10151828

      This Preliminary information communicates to the dealer technician that the 10L80 transmission has been place on a part restriction. Dealers are to contact the Product Quality Center before replacing the transmission assembly. Read More »

    • TSB #PIP4379N

      Date Announced:
      SEP 12, 2018
      NHTSA ID:
      #10145478

      This Preliminary Information communication provides information to the technician about vehicles that have not engagement into drive, delayed, no engagement into reverse, and or a range inhibit. Read More »

    • TSB #PIP5575

      Date Announced:
      AUG 06, 2018
      NHTSA ID:
      #10144448

      This Preliminary information communicates to the dealer technician that the transmission control module P/N24289415 is on restriction through the PQC. Read More »

    POWER TRAIN:CLUTCH ASSEMBLY

    • TSB #20NA078

      Date Announced:
      NOV 23, 2020
      NHTSA ID:
      #10184484

      This technical bulletin provides a procedure to replace the 4 5 6 clutch housing if the bushing was found worn and the cause of the customers concern. Read More »

    POWER TRAIN:CLUTCH ASSEMBLY:BELL HOUSING

    • TSB #20NA078

      Date Announced:
      MAR 31, 2020
      NHTSA ID:
      #10174296

      This technical bulletin provides a procedure to replace the 4 5 6 clutch housing if the bushing was found worn and the cause of the customers concern. Read More »

    POWER TRAIN:MANUAL TRANSMISSION

    • TSB #990420002L

      Date Announced:
      JUN 15, 2021
      NHTSA ID:
      #10200154

      This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation. Read More »

    • TSB #030729004L

      Date Announced:
      APR 02, 2019
      NHTSA ID:
      #10160133

      This informational bulletin provides normal operating characteristics and diagnostic information on Manual transmissions. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #990420002L

      Date Announced:
      JUN 15, 2021
      NHTSA ID:
      #10200154

      This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation. Read More »

    • TSB #060089031F

      Date Announced:
      NOV 19, 2020
      NHTSA ID:
      #10184501

      This service bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification. Read More »

    • TSB #20NA212

      Date Announced:
      NOV 16, 2020
      NHTSA ID:
      #10184494

      This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall. Read More »

    • TSB #1308116001F

      Date Announced:
      OCT 23, 2020
      NHTSA ID:
      #10183782

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #16NA361

      Date Announced:
      AUG 10, 2020
      NHTSA ID:
      #10180293

      This informational bulletin explains possible normal condition of a flare from 1st to 2nd, even if the trans had been repaired for the flare and its still noticed. Read More »

    • TSB #PIT5206G

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10178323

      This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages ? ... Read More »

    • TSB #20NA055

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178263

      This technical bulletin provides a procedure to program the ECM to correct the customers concern. Read More »

    • TSB #N192272400

      Date Announced:
      MAY 20, 2020
      NHTSA ID:
      #10176820

      Customer Satisfaction Program - Certain 2019-2020 model year Chevrolet Silverado and GMC Sierra vehicles, equipped with an 8-Speed Automatic Transmission, may have a condition where the rear wheels will lock up at low speeds. Read More »

    • TSB #19NA121

      Date Announced:
      MAR 30, 2020
      NHTSA ID:
      #10174268

      This technical bulletin provides a procedure to perform a trans fluid flush to correct the customers concern. Read More »

    • TSB #PIE0556

      Date Announced:
      MAR 06, 2020
      NHTSA ID:
      #10174442

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the transmission. Read More »

    • TSB #N192280450

      Date Announced:
      FEB 06, 2020
      NHTSA ID:
      #10172652

      Customer Satisfaction Program - Certain vehicles, equipped with the 6-speed automatic transmission, may have a condition in which there is a slight deformation in the stator shaft. Read More »

    • TSB #PIP5700

      Date Announced:
      JAN 14, 2020
      NHTSA ID:
      #10171279

      This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Read More »

    • TSB #PIP5531A

      Date Announced:
      JAN 07, 2020
      NHTSA ID:
      #10171259

      This Preliminary Information communication provides information to the technician on the steps need to diagnose and repair vehicles that may have stalling shudder and/or hard shifting into 1st gear or reverse vibration on launch (with ... Read More »

    • TSB #080730026F

      Date Announced:
      AUG 12, 2019
      NHTSA ID:
      #10165123

      This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. Read More »

    • TSB #PIP5653A

      Date Announced:
      AUG 05, 2019
      NHTSA ID:
      #10164744

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #PIP5631

      Date Announced:
      MAR 27, 2019
      NHTSA ID:
      #10156955

      This Preliminary information communicates to the dealer technician additional Instructions For Control Valve Body Bolt Kit Part Number 24294356. Read More »

    • TSB #18309

      Date Announced:
      OCT 01, 2018
      NHTSA ID:
      #10150559

      18309 - Customer Satisfaction Program. Certain 2019 model year Chevrolet Silverado and GMC Sierra vehicles may have a condition where the prop shaft bolts may not have been properly torqued to the front differential. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM, PCM)

    • TSB #19NA228

      Date Announced:
      JUN 03, 2020
      NHTSA ID:
      #10178259

      This technical provides a procedure to locate, disconnect and re-connect the TCM electrical connector if found the cause of the customers concerns. Read More »

    • TSB #19NA244

      Date Announced:
      NOV 01, 2019
      NHTSA ID:
      #10169319

      This informational bulletin provides information on a harsh 3-2 downshift during closed throttle coast when coming to a stop. Read More »

    • TSB #19NA121

      Date Announced:
      JUL 29, 2019
      NHTSA ID:
      #10164118

      This technical bulletin provides a procedure to perform a trans fluid flush to correct the customers concern. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT

    • TSB #150089004C

      Date Announced:
      JAN 29, 2021
      NHTSA ID:
      #10188403

      This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage. Read More »

    • TSB #20NA142

      Date Announced:
      SEP 09, 2020
      NHTSA ID:
      #10181693

      This Technical bulletin provides a repair to correct a condition of Shudder/Surging While Driving. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

    • TSB #19NA153

      Date Announced:
      DEC 03, 2020
      NHTSA ID:
      #10186070

      This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal. Read More »

    • TSB #19NA153

      Date Announced:
      JUL 11, 2019
      NHTSA ID:
      #10164123

      This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:GEARS

    • TSB #PIP5175D

      Date Announced:
      JUN 08, 2020
      NHTSA ID:
      #10178309

      This Preliminary Information communication provides information to the technician about vehicles that may have a delayed engagement into drive, shudder at a launch, or the transmission is slipping when shifting into 1st, 2nd, 3rd or 4th ... Read More »

    POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

    • TSB #PIP5580C

      Date Announced:
      AUG 05, 2019
      NHTSA ID:
      #10164745

      This Preliminary information communicates the exchange program to assist engineering in identification of any early production issues.  Read More »

    • TSB #19NA136

      Date Announced:
      JUN 19, 2019
      NHTSA ID:
      #10163252

      This technical bulletin provides a procedure to change the diff fluid if found the cause of the customers concern. Read More »

    • TSB #PIP5580A

      Date Announced:
      NOV 29, 2018
      NHTSA ID:
      #10151884

      This Preliminary information communicates the exchange program to assist engineering in identification of any early production issues.  Read More »

    POWER TRAIN:DRIVELINE:DRIVESHAFT

    • TSB #PIP5653E

      Date Announced:
      MAR 27, 2020
      NHTSA ID:
      #10173724

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    POWER TRAIN:AXLE ASSEMBLY

    • TSB #PIP5653H

      Date Announced:
      AUG 12, 2020
      NHTSA ID:
      #10179636

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #PIP5579B

      Date Announced:
      JUN 24, 2019
      NHTSA ID:
      #10162153

      This Preliminary information communicates that the front and rear axle assemblies are removed from restriction allowing the dealer to fully service the assemblies.  Read More »

    POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT

    • TSB #PIP5653J

      Date Announced:
      AUG 24, 2020
      NHTSA ID:
      #10179649

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #PIP5653G

      Date Announced:
      JUL 22, 2020
      NHTSA ID:
      #10178378

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #PIP5653B

      Date Announced:
      AUG 07, 2019
      NHTSA ID:
      #10164755

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT:SEAL

    • TSB #N192222300

      Date Announced:
      AUG 06, 2019
      NHTSA ID:
      #10165437

      N192222300 - Customer Satisfaction Program. Certain vehicles, equipped with a single speed transfer case (RPO NP0) or 2-speed transfer case (RPO NQH), may have a condition in which the transfer case could leak oil if the vehicle is ... Read More »

    • TSB #N192222301

      Date Announced:
      AUG 06, 2019
      NHTSA ID:
      #10165438

      N192222301 - Service Update Bulletin. Certain vehicles, equipped with a single speed transfer case (RPO NP0) or 2-speed transfer case (RPO NQH), may have a condition in which the transfer case could leak oil if the vehicle is operated ... Read More »

    ELECTRICAL SYSTEM

    • TSB #PIT5387K

      Date Announced:
      AUG 24, 2021
      NHTSA ID:
      #10201326

      This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection ... Read More »

    • TSB #PIC6438B

      Date Announced:
      AUG 19, 2021
      NHTSA ID:
      #10201318

      This Preliminary information communicates a condition where the Video Processing Control Module is not able to be programmed to the vehicle. This PI offeres a couple workarounds while Engineering evaluates the concern. Read More »

    • TSB #PIT5743A

      Date Announced:
      AUG 16, 2021
      NHTSA ID:
      #10201313

      This Preliminary information communicates diagnostic tips when trying to root cause a SES MIL with DTC's B2B0D and B2B0E.  Main cause is aftermarket electrical devices spliced into the ignition main fuses. Read More »

    • TSB #PIC6438A

      Date Announced:
      AUG 09, 2021
      NHTSA ID:
      #10201307

      This Preliminary information communicates a condition where the Video Processing Control Module is not able to be programmed to the vehicle. This PI offeres a couple workarounds while Engineering evaluates the concern. Read More »

    • TSB #PIT5509H

      Date Announced:
      JUL 22, 2021
      NHTSA ID:
      #10201253

      This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver Information Center when ... Read More »

    • TSB #PIT5509H

      Date Announced:
      JUL 22, 2021
      NHTSA ID:
      #10201177

      This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver Information Center when ... Read More »

    • TSB #N212333800

      Date Announced:
      JUN 23, 2021
      NHTSA ID:
      #10200187

      Emission Recall. General Motors has decided to conduct a voluntary emissions recall involving certain vehicles equipped with a performance air intake system (LPO RVK or 5W7). Read More »

    • TSB #21NA139

      Date Announced:
      JUN 21, 2021
      NHTSA ID:
      #10200140

      This service bulletin provides a repair procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P3055 Set. Read More »

    • TSB #PIC6438

      Date Announced:
      JUN 18, 2021
      NHTSA ID:
      #10201290

      This Preliminary information communicates a condition where the Video Processing Control Module is not able to be programmed to the vehicle. This PI offeres a couple workarounds while Engineering evaluates the concern. Read More »

    • TSB #PIE0609A

      Date Announced:
      JUN 16, 2021
      NHTSA ID:
      #10200156

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a noise heard from the engine compartment, loss of charging and/or reduced ... Read More »

    • TSB #19NA076

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10199239

      This service bulletin provides repair information to correct a customer concern of Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse. Read More »

    • TSB #21NA121

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10199280

      This technical bulletin provides a procedure to inspect fuses F51DR and/or F52DR in the X51R right instrument panel fuse block when they should not be installed. Read More »

    • TSB #21NA124

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10198890

      This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set. Read More »

    • TSB #21NA121

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10198889

      This technical bulletin provides a procedure to inspect fuses F51DR and/or F52DR in the X51R right instrument panel fuse block when they should not be installed. Read More »

    • TSB #18NA279

      Date Announced:
      MAY 12, 2021
      NHTSA ID:
      #10199234

      This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. Read More »

    • TSB #20NA218

      Date Announced:
      MAY 07, 2021
      NHTSA ID:
      #10199253

      This service bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6. Read More »

    • TSB #19NA153

      Date Announced:
      MAY 03, 2021
      NHTSA ID:
      #10199241

      This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal. Read More »

    • TSB #19NA044

      Date Announced:
      MAY 03, 2021
      NHTSA ID:
      #10199238

      This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy. Read More »

    • TSB #070842006P

      Date Announced:
      APR 23, 2021
      NHTSA ID:
      #10195150

      This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box ... Read More »

    • TSB #PIT5836

      Date Announced:
      APR 22, 2021
      NHTSA ID:
      #10193466

      This Preliminary information communicates and issue with the park assist off message or unwanted/false parking assist alerts and provide diagnostics tip for dealership to inspect the parking assist sensor/bezel mounting in the front and ... Read More »

    • TSB #PIT5677E

      Date Announced:
      APR 21, 2021
      NHTSA ID:
      #10193465

      This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Read More »

    • TSB #21NA081

      Date Announced:
      MAR 31, 2021
      NHTSA ID:
      #10192044

      This technical bulletin provides a procedure to locate a possible short in the engine wiring harness. Read More »

    • TSB #PIT5745B

      Date Announced:
      MAR 25, 2021
      NHTSA ID:
      #10190426

      This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw. Read More »

    • TSB #PIT5639B

      Date Announced:
      MAR 23, 2021
      NHTSA ID:
      #10190419

      This Preliminary information communicates information to not make any repairs for momentary  camera flicker when brake light, turn signal, or hazards are active with radio RPO IOR. Read More »

    • TSB #20NA132

      Date Announced:
      MAR 09, 2021
      NHTSA ID:
      #10191206

      This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements. Read More »

    • TSB #PIE0612A

      Date Announced:
      MAR 03, 2021
      NHTSA ID:
      #10191242

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a Dead Battery and/or Shift to Park Lamp Illuminated On Driver Information ... Read More »

    • TSB #PIE0609

      Date Announced:
      JAN 11, 2021
      NHTSA ID:
      #10188418

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a noise heard from the engine compartment, loss of charging and/or reduced ... Read More »

    • TSB #N202317060

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10186057

      Emissions Recall - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles. The vehicle?s Engine Control Module (ECM) may have been reprogrammed during service with incorrect diagnostic software. Read More »

    • TSB #N202317060

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10187219

      Emissions Recall - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles. The vehicle?s Engine Control Module (ECM) may have been reprogrammed during service with incorrect diagnostic software. Read More »

    • TSB #N202317060

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10187624

      Emissions Recall - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles. The vehicle?s Engine Control Module (ECM) may have been reprogrammed during service with incorrect diagnostic software. Read More »

    • TSB #PIT5790A

      Date Announced:
      DEC 18, 2020
      NHTSA ID:
      #10187195

      This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating Read More »

    • TSB #20NA231

      Date Announced:
      DEC 16, 2020
      NHTSA ID:
      #10186098

      This informational bulletin provides information for dealers/technicians on Radio or Display Malfunctions Immediately After Replacement. Read More »

    • TSB #PIT5386F

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10187183

      This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. Read More »

    • TSB #PIT5386F

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10185732

      This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. Read More »

    • TSB #20NA198

      Date Announced:
      DEC 04, 2020
      NHTSA ID:
      #10186083

      This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »

    • TSB #PIT5695C

      Date Announced:
      NOV 17, 2020
      NHTSA ID:
      #10184118

      This Preliminary information communicates an issue where the brake pad monitor life % counts down to quickly.  Engineering released new Brake System Control Module Software to correct this issue and dealership are to reprogram the BSCM. Read More »

    • TSB #20NA212

      Date Announced:
      NOV 16, 2020
      NHTSA ID:
      #10184494

      This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall. Read More »

    • TSB #20NA097

      Date Announced:
      NOV 13, 2020
      NHTSA ID:
      #10184486

      This technical bulletin provides repair information to correct a customer concern of Unwanted Radio Volume Ramp Up to Max, Radio Resets, Radio Display Blank, or Non-Responsive to Touch. Read More »

    • TSB #PIT5387H

      Date Announced:
      OCT 27, 2020
      NHTSA ID:
      #10182573

      This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection ... Read More »

    • TSB #20NA196

      Date Announced:
      OCT 27, 2020
      NHTSA ID:
      #10183198

      This service bulletin provides information and a service procedure for dealers/technicians on OnStar Over the Air Update for TTY / TDD Operation and Continuous Improvement Changes. Read More »

    • TSB #1308116001F

      Date Announced:
      OCT 23, 2020
      NHTSA ID:
      #10183782

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #20NA111

      Date Announced:
      OCT 12, 2020
      NHTSA ID:
      #10183189

      This informational bulletin provides information for dealers/technicians on Normal Remote Window Operation and Radio Setting Description. Read More »

    • TSB #20NA198

      Date Announced:
      SEP 29, 2020
      NHTSA ID:
      #10181721

      This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »

    • TSB #20NA157

      Date Announced:
      SEP 17, 2020
      NHTSA ID:
      #10181695

      This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF. Read More »

    • TSB #PIT5756

      Date Announced:
      SEP 17, 2020
      NHTSA ID:
      #10181144

      This Preliminary information communicates an issue with the underhood electrical center bolts being loose which can cause any of the following symptoms: - No crank - No start - Starter grinds or reengages after engine running - ... Read More »

    • TSB #20NA167

      Date Announced:
      AUG 27, 2020
      NHTSA ID:
      #10180322

      This technical bulletin provides a procedure to program the ECM if found the cause of the customers concerns. Read More »

    • TSB #PIP5647B

      Date Announced:
      AUG 20, 2020
      NHTSA ID:
      #10179642

      This Preliminary information communicates  A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Read More »

    • TSB #20NA157

      Date Announced:
      AUG 12, 2020
      NHTSA ID:
      #10180315

      This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF. Read More »

    • TSB #PIT5735C

      Date Announced:
      AUG 06, 2020
      NHTSA ID:
      #10179626

      This Preliminary information communicates an issue with a SES MIL and the Brake System Control Module setting false DTC's during shut down.  GM Engineering released updated cals for the BSCM to repair the issue. Read More »

    • TSB #PIE0576

      Date Announced:
      AUG 04, 2020
      NHTSA ID:
      #10180702

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards a start/stop event or during a normal start using the push button on the dash ... Read More »

    • TSB #PIT5742A

      Date Announced:
      JUL 29, 2020
      NHTSA ID:
      #10178390

      This Preliminary information communicates an issue with the engine wiring harness shorting on the ecm mounting bracket and provides repair instructions. Read More »

    • TSB #PIP5733A

      Date Announced:
      JUL 29, 2020
      NHTSA ID:
      #10178394

      This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history.  Under Investigation Read More »

    • TSB #20NA145

      Date Announced:
      JUL 20, 2020
      NHTSA ID:
      #10178978

      This technical bulletin provides repair information to correct a customer concern of Heated Seat Switch Indicators Inoperative or 110v Power Receptacle Switch Indicator Dimly Lit. Read More »

    • TSB #070842006O

      Date Announced:
      JUL 15, 2020
      NHTSA ID:
      #10179407

      This informational bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory ... Read More »

    • TSB #PIE0562A

      Date Announced:
      JUL 15, 2020
      NHTSA ID:
      #10179529

      This engineering information (EI) revision ends the need for information from the field regarding Check Trailer Message on Drivers Information Center (DIC) and/or F74, F82 Fuses Blown. Read More »

    • TSB #PIE0566A

      Date Announced:
      JUL 08, 2020
      NHTSA ID:
      #10179531

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Malfunction Indicator Lamp (MIL) Illuminated and/or functional failures of ... Read More »

    • TSB #PIT5756

      Date Announced:
      JUN 26, 2020
      NHTSA ID:
      #10178357

      This Preliminary information communicates an issue with the underhood electrical center bolts being loose which can cause any of the following symptoms: - No crank - No start - Starter grinds or reengages after engine running - ... Read More »

    • TSB #20NA132

      Date Announced:
      JUN 25, 2020
      NHTSA ID:
      #10178282

      This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements. Read More »

    • TSB #20NA100

      Date Announced:
      JUN 24, 2020
      NHTSA ID:
      #10178268

      This informational bulletin provides information for dealers/technicians on Engine Control Module Calibration for T1 L3B Engine with DTC P26BB Set. Read More »

    • TSB #PIT5509G

      Date Announced:
      JUN 23, 2020
      NHTSA ID:
      #10178343

      This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver Information Center when ... Read More »

    • TSB #PIT5752

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10178322

      This Preliminary information communicates multiple vehicle issues caused by an aftermarket device and it gives dealership information where to inspect for this device. Read More »

    • TSB #PIT5206G

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10178323

      This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages ? ... Read More »

    • TSB #20NA055

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178263

      This technical bulletin provides a procedure to program the ECM to correct the customers concern. Read More »

    • TSB #PIT5747

      Date Announced:
      JUN 05, 2020
      NHTSA ID:
      #10178307

      This Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues. Read More »

    • TSB #19NA228

      Date Announced:
      JUN 03, 2020
      NHTSA ID:
      #10178259

      This technical provides a procedure to locate, disconnect and re-connect the TCM electrical connector if found the cause of the customers concerns. Read More »

    • TSB #PIT5745

      Date Announced:
      JUN 02, 2020
      NHTSA ID:
      #10178303

      This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw. Read More »

    • TSB #PIP5728A

      Date Announced:
      MAY 29, 2020
      NHTSA ID:
      #10176335

      This Preliminary information communicates to the dealer an issue where a module configuration function is missing from GDS2 scan tool. Read More »

    • TSB #PIT5735B

      Date Announced:
      MAY 27, 2020
      NHTSA ID:
      #10176333

      This Preliminary information communicates an issue with a SES MIL and the Brake System Control Module setting false DTC's during shut down.  GM Engineering released updated cals for the BSCM to repair the issue. Read More »

    • TSB #PIE0568B

      Date Announced:
      MAY 26, 2020
      NHTSA ID:
      #10176657

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Shift to Park Message on Drivers Information Center (DIC) (ONLY On Push Button ... Read More »

    • TSB #N192272400

      Date Announced:
      MAY 20, 2020
      NHTSA ID:
      #10176820

      Customer Satisfaction Program - Certain 2019-2020 model year Chevrolet Silverado and GMC Sierra vehicles, equipped with an 8-Speed Automatic Transmission, may have a condition where the rear wheels will lock up at low speeds. Read More »

    • TSB #070849020Q

      Date Announced:
      MAY 20, 2020
      NHTSA ID:
      #10176649

      This informational bulletin provides information for the IPC odometer programming method quick reference guide. Read More »

    • TSB #PIP5728

      Date Announced:
      MAY 13, 2020
      NHTSA ID:
      #10176316

      This Preliminary information communicates to the dealer an issue where a module configuration function is missing from GDS2 scan tool. Read More »

    • TSB #PIE0568

      Date Announced:
      MAY 12, 2020
      NHTSA ID:
      #10176655

      This engineering information (EI) is requesting information from technicians to perform the checklist provided and contact the engineer listed in regards to Shift to Park Message on Drivers Information Center (DIC) (ONLY On Push Button ... Read More »

    • TSB #PIE0568A

      Date Announced:
      MAY 12, 2020
      NHTSA ID:
      #10176656

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Shift to Park Message on Drivers Information Center (DIC) (ONLY On Push Button ... Read More »

    • TSB #PIP5700C

      Date Announced:
      MAY 07, 2020
      NHTSA ID:
      #10176306

      This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Read More »

    • TSB #PIE0566

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176653

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Malfunction Indicator Lamp (MIL) Illuminated and/or functional failures of ... Read More »

    • TSB #20NA055

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176625

      This technical bulletin provides a procedure to program the ECM to correct the customers concern. Read More »

    • TSB #20NA055

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176627

      This technical bulletin provides a procedure to program the ECM to correct the customers concern. Read More »

    • TSB #PIT5743

      Date Announced:
      APR 30, 2020
      NHTSA ID:
      #10174869

      This Preliminary information communicates diagnostic tips when trying to root cause a SES MIL with DTC's B2B0D and B2B0E.  Main cause is aftermarket electrical devices spliced into the ignition main fuses. Read More »

    • TSB #PIT5195F

      Date Announced:
      APR 27, 2020
      NHTSA ID:
      #10174859

      This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Read More »

    • TSB #PIP5647A

      Date Announced:
      APR 24, 2020
      NHTSA ID:
      #10174857

      This Preliminary information communicates  A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Read More »

    • TSB #N192264451 02

      Date Announced:
      APR 21, 2020
      NHTSA ID:
      #10174814

      Customer Satisfaction Program - Certain 2019 model year Chevrolet Silverado 1500 (New Model), or GMC Sierra 1500 (New Model) vehicles equipped with the Brake Lining Wear System Life Span Prognostic Indicator, (RPO JBP), may have a ... Read More »

    • TSB #PIT5735A

      Date Announced:
      APR 16, 2020
      NHTSA ID:
      #10174824

      This Preliminary information communicates an issue with a SES MIL and the Brake System Control Module setting false DTC's during shut down.  GM Engineering released updated cals for the BSCM to repair the issue. Read More »

    • TSB #20NA073

      Date Announced:
      APR 16, 2020
      NHTSA ID:
      #10175760

      This technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in DIC, Brake Pedal Travel and Apply May Feel Different, DTC C0024 Set. Read More »

    • TSB #19NA076

      Date Announced:
      APR 15, 2020
      NHTSA ID:
      #10175749

      This technical bulletin provides repair information to correct a customer concern of Blue Screen and Service Rear Vision System Message on Radio Display. Read More »

    • TSB #20NA083

      Date Announced:
      APR 07, 2020
      NHTSA ID:
      #10175762

      This technical bulletin provides a procedure to check the oil level for correct reading and oil pressure switch is in working order. Read More »

    • TSB #PIE0546A

      Date Announced:
      MAR 26, 2020
      NHTSA ID:
      #10174439

      This engineering information (EI) is requesting information from the field on conditions of Service Engine Soon (SES) Lamp Illuminated, DTCs B2B0D and/or B2B0E Central Gateway Module Codes Unable to Communicate with HSLAN or LSLAN. Read More »

    • TSB #N192265660-01

      Date Announced:
      MAR 25, 2020
      NHTSA ID:
      #10173958

      Customer Satisfaction Program - Certain 2014-2019 model year Chevrolet Silverado and GMC Sierra vehicles equipped with a power sliding rear window (RPO A48) may have areas of high electrical resistance on the rear defroster circuit. Read More »

    • TSB #PIT5677C

      Date Announced:
      MAR 24, 2020
      NHTSA ID:
      #10173718

      This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Read More »

    • TSB #PIT5509F

      Date Announced:
      MAR 20, 2020
      NHTSA ID:
      #10173714

      This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver Information Center when ... Read More »

    • TSB #N192264451

      Date Announced:
      MAR 19, 2020
      NHTSA ID:
      #10173957

      Customer Satisfaction Program - Certain 2019 model year Chevrolet Silverado 1500 (New Model), or GMC Sierra 1500 (New Model) vehicles equipped with the Brake Lining Wear System Life Span Prognostic Indicator, (RPO JBP), may have a ... Read More »

    • TSB #20NA040

      Date Announced:
      MAR 18, 2020
      NHTSA ID:
      #10174282

      This technical bulletin provides repair information to correct a customer concern of the pickup box power endgate may not open on initial press, or may not open at all. Read More »

    • TSB #PIP5717

      Date Announced:
      MAR 17, 2020
      NHTSA ID:
      #10173706

      This Preliminary information communicates that there is software update available for the TCCM to correct a software anomaly.  Read More »

    • TSB #PIP5675B

      Date Announced:
      MAR 16, 2020
      NHTSA ID:
      #10173703

      This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. Read More »

    • TSB #20NA067

      Date Announced:
      MAR 13, 2020
      NHTSA ID:
      #10174088

      This informational bulletin provides information for dealers/technicians on Accessory Rear Seat Infotainment (RSI) Shuts Off, Coinciding with Closing of Door or Liftgate. Read More »

    • TSB #PIT5657C

      Date Announced:
      MAR 11, 2020
      NHTSA ID:
      #10173684

      This Preliminary information communicates how to repair a loose shift cable bracket. Read More »

    • TSB #PIP5700B

      Date Announced:
      MAR 04, 2020
      NHTSA ID:
      #10173674

      This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Read More »

    • TSB #PIT5735

      Date Announced:
      MAR 04, 2020
      NHTSA ID:
      #10173676

      This Preliminary information communicates an issue with a SES MIL and the Brake System Control Module setting false DTC's during shut down.  GM Engineering is working on updated cals for the BSCM.  Read More »

    • TSB #HT-03.03.2020

      Date Announced:
      MAR 03, 2020
      NHTSA ID:
      #10179892

      Hypertech Inline Speedometer Calibrator Module Installation Instructions Read More »

    • TSB #19NA267

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10173402

      This technical bulletin provides repair information to correct a customer concern of Driver Information Center Welcome Logo Flickers When Entering Vehicle. Read More »

    • TSB #PIT5728D

      Date Announced:
      FEB 21, 2020
      NHTSA ID:
      #10172331

      This Preliminary information communicates an issue with DTC P0606 and C0021 setting after completing campaign N192268090 and advises to reprogram the BSCM with updated calibrations available in Tis2Web. Read More »

    • TSB #PIE0554

      Date Announced:
      FEB 13, 2020
      NHTSA ID:
      #10173423

      This engineering information (EI) is requesting information from the field to perform the check list provided and contact the engineer in regards to Instrument Panel Cluster (IPC) Gages at Zero, Multiple Warning Lights On, No Chimes ... Read More »

    • TSB #PIT5721A

      Date Announced:
      FEB 06, 2020
      NHTSA ID:
      #10172312

      This Preliminary Information communication provides information to the technician about vehicles that have Lane Keep Assist inoperative with the lane keep assist switch LED is always on and the lane keep assist Icon is not illuminated on ... Read More »

    • TSB #PIT5636B

      Date Announced:
      FEB 05, 2020
      NHTSA ID:
      #10172308

      This Preliminary information communicates an issues with a SES MIL and DTC P1005 and to replace the fuel pump driver control module with an updated part number. Read More »

    • TSB #DOR-D8C4T-03

      Date Announced:
      JAN 31, 2020
      NHTSA ID:
      #10172883

      This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. Read More »

    • TSB #PIT5728C

      Date Announced:
      JAN 31, 2020
      NHTSA ID:
      #10171315

      This Preliminary information communicates an issue with DTC P0606 and C0021 setting after completing campaign N192268090 and advises to reprogram the BSCM with updated calibrations available in Tis2Web. Read More »

    • TSB #PIE0515B

      Date Announced:
      JAN 28, 2020
      NHTSA ID:
      #10172297

      This engineering informational bulletin is requesting information for checking for DTCs and the voltage (relative to a ground) on BOTH sides of the 400A starter fuse in the Battery Distribution Engine Compartment Fuse Block. Read More »

    • TSB #PIE0549A

      Date Announced:
      JAN 27, 2020
      NHTSA ID:
      #10172300

      This engineering informational bulletin is requesting information from the field on no crank / no start issue resulting in a starter replacement due to the solenoid overheating. Read More »

    • TSB #PIP5675A

      Date Announced:
      JAN 17, 2020
      NHTSA ID:
      #10171288

      This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. Read More »

    • TSB #PIP5700A

      Date Announced:
      JAN 17, 2020
      NHTSA ID:
      #10171294

      This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Read More »

    • TSB #PIT5387G

      Date Announced:
      JAN 17, 2020
      NHTSA ID:
      #10171297

      This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection ... Read More »

    • TSB #PIT5636A

      Date Announced:
      JAN 17, 2020
      NHTSA ID:
      #10171298

      This Preliminary information communicates an issues with a SES MIL and DTC P1005 and to replace the fuel pump driver control module with an updated part number. Read More »

    • TSB #N192282480

      Date Announced:
      JAN 16, 2020
      NHTSA ID:
      #10171420

      Customer Satisfaction Program. Certain vehicles, may have several wires going to the body control module (BCM) damaged due to the installation/removal of the aftermarket LoJack alarm system from the vehicle. Read More »

    • TSB #PIT5728B

      Date Announced:
      JAN 15, 2020
      NHTSA ID:
      #10171285

      This Preliminary information communicates an issue with DTC P0606 and C0021 setting after completing campaign N192268090 and advises to reprogram the BSCM with updated calibrations available in Tis2Web. Read More »

    • TSB #N192265660

      Date Announced:
      JAN 07, 2020
      NHTSA ID:
      #10171416

      Customer Satisfaction Program - Certain 2014-2019 model year Chevrolet Silverado and GMC Sierra vehicles equipped with a power sliding rear window (RPO A48) may have areas of high electrical resistance on the rear defroster circuit. Read More »

    • TSB #19NA279

      Date Announced:
      JAN 02, 2020
      NHTSA ID:
      #10171901

      This Technical bulletin provides a procedure for dealers/technicians on Radio Software Version V807 Over-the-Air Update. Read More »

    • TSB #PIT5728

      Date Announced:
      DEC 20, 2019
      NHTSA ID:
      #10170487

      This Preliminary information communicates an issue with DTC P0606 and C0021 setting after completing campaign N192268090 and it provides information about using and maintaining proper battery voltage while programming the BSCM. Read More »

    • TSB #N192275630

      Date Announced:
      DEC 11, 2019
      NHTSA ID:
      #10171251

      N192275630 - Customer Satisfaction Program. Certain vehicles, may have a condition in which the electronic brake control module is less likely to activate the optional integrated brake assist. Read More »

    • TSB #PIE0549

      Date Announced:
      DEC 02, 2019
      NHTSA ID:
      #10170502

      This engineering information bulletin is requesting information from the field on no crank / no start issue resulting in a starter replacement due to the solenoid overheating. Read More »

    • TSB #N192264451

      Date Announced:
      NOV 27, 2019
      NHTSA ID:
      #10169651

      N192264451 - Customer Satisfaction Program - Certain 2019 model year Chevrolet Silverado 1500 (New Model), and GMC Sierra (New Model) vehicles equipped with the Brake Lining Wear System Life Span Prognostic Indicator, (RPO JBP), may have ... Read More »

    • TSB #19NA153

      Date Announced:
      NOV 26, 2019
      NHTSA ID:
      #10169271

      This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal. Read More »

    • TSB #19NA262

      Date Announced:
      NOV 22, 2019
      NHTSA ID:
      #10169345

      This technical bulletin provides repair information to correct a customer concern of Clock Shows Dashes and Cannot be Set After Battery Disconnect. Read More »

    • TSB #19NA267

      Date Announced:
      NOV 22, 2019
      NHTSA ID:
      #10169349

      This technical bulletin provides repair information to correct a customer concern of Driver Information Center Welcome Logo Flickers When Entering Vehicle. Read More »

    • TSB #PIE0546

      Date Announced:
      NOV 20, 2019
      NHTSA ID:
      #10169366

      This engineering information (EI) bulletin is requesting information from the field on conditions of Service Engine Soon (SES) Lamp Illuminated, DTCs B2B0D and/or B2B0E Central Gateway Module Codes Unable to Communicate with HSLAN or LSLAN. Read More »

    • TSB #PIT5695B

      Date Announced:
      NOV 20, 2019
      NHTSA ID:
      #10168970

      This Preliminary information communicates an issue where the brake pad monitor life % counts down to quickly.  Engineering released new Brake System Control Module Software to correct this issue and dealership are to reprogram the BSCM. Read More »

    • TSB #N192219370

      Date Announced:
      NOV 20, 2019
      NHTSA ID:
      #10169647

      Certain 2019 model year Chevrolet Silverado (New Model) and GMC Sierra 1500 (New Model) vehicles, equipped with a 2.7L, 4 cyl. Turbo engine (L3B), may have a condition where the engine wiring harness could wear through in several locations. Read More »

    • TSB #PIE0544

      Date Announced:
      NOV 07, 2019
      NHTSA ID:
      #10169363

      This engineering informational bulletin is requesting information on vehicles with the Service Engine Soon (SES) lamp being illuminated and DTC P1467 set. Read More »

    • TSB #PIE0515A

      Date Announced:
      OCT 25, 2019
      NHTSA ID:
      #10168216

      This engineering informational bulletin is requesting information for checking for DTCs and the voltage (relative to a ground) on BOTH sides of the 400A starter fuse in the Battery Distribution Engine Compartment Fuse Block. Read More »

    • TSB #PIT5660A

      Date Announced:
      OCT 22, 2019
      NHTSA ID:
      #10167452

      This Preliminary information communicates repair information if the HVAC mode door actuator becomes lost and does not move to the correct mode position.  Read More »

    • TSB #PIT5702A

      Date Announced:
      OCT 17, 2019
      NHTSA ID:
      #10167449

      This Preliminary information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Read More »

    • TSB #PIT5715

      Date Announced:
      OCT 17, 2019
      NHTSA ID:
      #10167450

      This Preliminary Information provides information to the technician about a additional diagnostic tip for a check engine lamp for DTC p3055 and P3056 and the start/Stop being inoperative.  Read More »

    • TSB #19NA228

      Date Announced:
      OCT 07, 2019
      NHTSA ID:
      #10168235

      This technical provides a procedure to locate, disconnect and re-connect the TCM electrical connector if found the cause of the customers concerns. Read More »

    • TSB #N192267870

      Date Announced:
      OCT 02, 2019
      NHTSA ID:
      #10167474

      N192267870 - Service Update. Certain vehicles have a new feature that notifies customers via text or email of a low battery voltage. This feature will not function if the voltage becomes low and the vehicles is In Off Power Mode. Read More »

    • TSB #PIP4670H

      Date Announced:
      SEP 25, 2019
      NHTSA ID:
      #10165904

      This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. Read More »

    • TSB #PIT5546F

      Date Announced:
      SEP 20, 2019
      NHTSA ID:
      #10165896

      This Preliminary information communicates that water leaking into the headlamp assembly or headlamp assembly connections can cause an electrical short which will keep modules from shutting down causing a dead battery and a no crank ... Read More »

    • TSB #PIT5630C

      Date Announced:
      SEP 11, 2019
      NHTSA ID:
      #10165885

      This Preliminary information communicates the possible setting of B101D-39 in the OnStar module and advises of over the air software update to resolve the concern.  Read More »

    • TSB #PIP5675

      Date Announced:
      SEP 10, 2019
      NHTSA ID:
      #10165884

      This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. Read More »

    • TSB #19NA195

      Date Announced:
      SEP 06, 2019
      NHTSA ID:
      #10166624

      This technical bulletin provides repair information to correct a customer concern of Intermittent OnStar Inoperative, DTC B101D-39, Red LED and Clock Date Time Inaccurate. Read More »

    • TSB #PIP5673

      Date Announced:
      SEP 04, 2019
      NHTSA ID:
      #10165863

      This Preliminary information communicates advises the technician that the ECM part number will be placed on a parts restriction through the General Motors Technical Assistance Center. Read More »

    • TSB #19NA154

      Date Announced:
      SEP 03, 2019
      NHTSA ID:
      #10166617

      This technical bulletin provides repair information to correct a customer concern of Noisy Starter Operation or a No Start Condition During Auto-Start Function. Read More »

    • TSB #19NA155

      Date Announced:
      SEP 03, 2019
      NHTSA ID:
      #10166618

      This technical bulletin provides repair information to correct a customer concern of No Start Conditions Due to Dead Battery. Read More »

    • TSB #19NA147

      Date Announced:
      SEP 03, 2019
      NHTSA ID:
      #10166656

      This technical bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated with One or More Codes set. DTC P30CE, P30CF, P30D0, P30D1. Read More »

    • TSB #PIT5677A

      Date Announced:
      AUG 26, 2019
      NHTSA ID:
      #10164784

      This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Read More »

    • TSB #PI0592E

      Date Announced:
      AUG 23, 2019
      NHTSA ID:
      #10165127

      This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes E4398, E4399, E4403, M4404, M4413, E4414, E4423, E4491 or E6961). Read More »

    • TSB #PIP5575E

      Date Announced:
      AUG 20, 2019
      NHTSA ID:
      #10164774

      This Preliminary information communicates to the dealer technician that the transmission control module P/N 24296206 restriction has ended. Read More »

    • TSB #PIT5695A

      Date Announced:
      AUG 07, 2019
      NHTSA ID:
      #10164753

      This Preliminary information communicates an issue where the brake pad monitor life % counts down to quickly.  Engineering released new Brake System Control Module Software to correct this issue and dealership are to reprogram the BSCM. Read More »

    • TSB #PIP5575D

      Date Announced:
      AUG 06, 2019
      NHTSA ID:
      #10164746

      This Preliminary information communicates to the dealer technician that the transmission control module P/N 24296206 is on restriction through the PQC. Read More »

    • TSB #PIC6370

      Date Announced:
      AUG 01, 2019
      NHTSA ID:
      #10164737

       This Preliminary information communicates information on intermittent DIC welcome logo flickering or blank for first 2 min when entering the vehicle if the doors were left unlocked. Read More »

    • TSB #PIP5665

      Date Announced:
      JUL 31, 2019
      NHTSA ID:
      #10163691

      This Preliminary information communicates to the technician that he may encounter a listed vehicle with a No Crank condition. If so, the technician is advised to inspect for a potential open F3BA 400 AMP fuse in X50D Fuse Block - Battery. Read More »

    • TSB #19NA010

      Date Announced:
      JUL 30, 2019
      NHTSA ID:
      #10164113

      This informational bulletin provides information for dealers/technicians on Information on Head-Up Display (HUD) on Vehicles Model Year 2017 and Newer Has Rotational Feature that Allows for Adjusting of the Angle of the HUD Image. Read More »

    • TSB #100845001G

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163268

      This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish. Read More »

    • TSB #N192210460 01

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10164109

      N192210460-01 - Service Update - Certain 2019 Cadillac CT6 equipped with engine RPO?s LSY or LTA, Chevrolet Silverado 1500 (New Model), and GMC Sierra 1500 (New Model) vehicles have a condition where the brake system control module ... Read More »

    • TSB #PIP4670G

      Date Announced:
      JUN 13, 2019
      NHTSA ID:
      #10162124

      This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. Read More »

    • TSB #060847001O

      Date Announced:
      JUN 11, 2019
      NHTSA ID:
      #10163263

      This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module. Read More »

    • TSB #PIT5651B

      Date Announced:
      MAY 31, 2019
      NHTSA ID:
      #10161052

      This Preliminary information communicates and issue with a Service Column Lock message being displayed after performing a remote engine start using their cell phone app or key fob.  GM Engineering is working on the issue. Read More »

    • TSB #PIT5642A

      Date Announced:
      MAY 31, 2019
      NHTSA ID:
      #10161053

      This Preliminary information communicates and issue with the heated/vented seat switch indicators being inoperative or hard to see when the interior light dimmer switch is set to a very low/lowest position. Read More »

    • TSB #PIP5575B

      Date Announced:
      MAY 29, 2019
      NHTSA ID:
      #10161048

      This Preliminary information communicates to the dealer technician that the transmission control module P/N 24289415 is on restriction through the PQC. Read More »

    • TSB #PIP5298B

      Date Announced:
      MAY 28, 2019
      NHTSA ID:
      #10161047

      This Preliminary Information communication provides information to the technician for a Service Engine Soon light with a Diagnostic Trouble code P0300 set. There may be a rough running engine associated with this concern. Read More »

    • TSB #PIT5687

      Date Announced:
      MAY 17, 2019
      NHTSA ID:
      #10161028

      This Preliminary information communicates some diagnostic tips to inspect for no/low voltage at the ECM for a customers complaints of a SES MIL, Crank No Start, stalling DTC's: P16A7 and/or P16AF. Read More »

    • TSB #PIT3219F

      Date Announced:
      MAY 13, 2019
      NHTSA ID:
      #10161011

      This Preliminary Information communicates to technicians that the Daytime Running Lamps (DRL's) or the auto headlamps will not shut off when using the daytime running lamp disable switch (Which is part of the headlamp switch), if the ... Read More »

    • TSB #PIT5677

      Date Announced:
      APR 29, 2019
      NHTSA ID:
      #10160694

      This Preliminary information communicates the following issues and directs dealership to inspect the engine harness for shorting. Read More »

    • TSB #PIP5585B

      Date Announced:
      APR 29, 2019
      NHTSA ID:
      #10160698

      This Preliminary information communicates As part of our ongoing quality improvement efforts the Engine Control Module (ECM) E90 part numbers 12690388 will be placed on a parts restriction through the Product Quality Center (PQC)  This ... Read More »

    • TSB #N182201851-01

      Date Announced:
      APR 24, 2019
      NHTSA ID:
      #10160093

      Service Update. In certain vehicles, the park assist may be inoperable and the customer does not have the ability to turn the feature on or off. Dealers will reprogram the park assist feature and then clear all codes. Read More »

    • TSB #PIT5546E

      Date Announced:
      APR 24, 2019
      NHTSA ID:
      #10160689

      This Preliminary information communicates that water leaking into the headlamp assembly or headlamp assembly connections can cause an electrical short which will keep modules from shutting down causing a dead battery and a no crank ... Read More »

    • TSB #PIT5311E

      Date Announced:
      APR 15, 2019
      NHTSA ID:
      #10160665

      This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent "Check Trailer Wiring" or "Service Trailer Brake" message on the Driver ... Read More »

    • TSB #PIT5195E

      Date Announced:
      APR 12, 2019
      NHTSA ID:
      #10160662

      This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Read More »

    • TSB #PIP5423B (1)

      Date Announced:
      APR 10, 2019
      NHTSA ID:
      #10160648

      This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0106 and P0506. Read More »

    • TSB #19NA076

      Date Announced:
      APR 09, 2019
      NHTSA ID:
      #10160418

      This technical bulletin provides repair information to correct a customer concern of Blue Screen and Service Rear Vision System Message on Radio Display. Read More »

    • TSB #PIP5423B

      Date Announced:
      APR 09, 2019
      NHTSA ID:
      #10160647

      This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0106 and P0506. Read More »

    • TSB #PIP4670F

      Date Announced:
      APR 02, 2019
      NHTSA ID:
      #10160633

      This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. Read More »

    • TSB #18NA301

      Date Announced:
      APR 01, 2019
      NHTSA ID:
      #10160119

      This technical bulletin provides a procedure to install higher amp fuses to correct the axle actuator high amperage draw. Read More »

    • TSB #18NA144

      Date Announced:
      MAR 28, 2019
      NHTSA ID:
      #10158815

      This technical bulletin provides a procedure to locate possible chassis wiring damage from areas along the frame and repair them if found. Read More »

    • TSB #030846004V

      Date Announced:
      MAR 25, 2019
      NHTSA ID:
      #10158856

      This informational bulletin provides information on OnStar® VCIM is currently restricted parts. By working closely with our dealers and technicians, through the part restriction process, the General Motors team will gain a better ... Read More »

    • TSB #18NA338

      Date Announced:
      MAR 19, 2019
      NHTSA ID:
      #10158825

      This technical bulletin proves a procedure to update the rear infotainment monitors if found the cause of the audio concerns. Read More »

    • TSB #18NA037

      Date Announced:
      MAR 18, 2019
      NHTSA ID:
      #10158811

      This Bulletin provides ECM reprogramming information to Correct DTC P2101. Read More »

    • TSB #100845001F

      Date Announced:
      MAR 15, 2019
      NHTSA ID:
      #10158863

      This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish". Read More »

    • TSB #090089002Q

      Date Announced:
      MAR 14, 2019
      NHTSA ID:
      #10158862

      This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer. Read More »

    • TSB #PIT5386E

      Date Announced:
      MAR 13, 2019
      NHTSA ID:
      #10156926

      This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. Read More »

    • TSB #PIP5575A

      Date Announced:
      MAR 13, 2019
      NHTSA ID:
      #10156927

      This Preliminary information communicates to the dealer technician that the transmission control module P/Ns 24289415 and 24296206 are on restriction through the PQC. Read More »

    • TSB #PIT5655A

      Date Announced:
      MAR 12, 2019
      NHTSA ID:
      #10156923

      This Preliminary information communicates that a customer may complain of when a Bluetooth call is received the ringing will be continuous for the rest of the drive cycle . Read More »

    • TSB #PIT5648C

      Date Announced:
      MAR 11, 2019
      NHTSA ID:
      #10156921

      This Preliminary information communicates an issue with a "Trailer Disconnected Check Connection" message being displayed on the DIC without a trailer ever being connected. Read More »

    • TSB #18NA368

      Date Announced:
      MAR 08, 2019
      NHTSA ID:
      #10158829

      This technical bulletin provides a procedure to reset the parking assist module if the parking assist message is on when delivered to the dealership. Read More »

    • TSB #PIE0515

      Date Announced:
      MAR 06, 2019
      NHTSA ID:
      #10158880

      This engineering informational bulletin is requesting information for checking for DTCs and the voltage (relative to a ground) on BOTH sides of the 400A starter fuse in the Battery Distribution Engine Compartment Fuse Block. Read More »

    • TSB #PIT5282E

      Date Announced:
      FEB 18, 2019
      NHTSA ID:
      #10154301

      This Preliminary Information communication provides information to the technician that a customer may request the factory Integrated Trailer Brake Control be bypassed and their aftermarket trailer brake controller be installed instead. Read More »

    • TSB #PIT5287E

      Date Announced:
      FEB 15, 2019
      NHTSA ID:
      #10154298

      This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool. Read More »

    • TSB #PIT5391E

      Date Announced:
      FEB 08, 2019
      NHTSA ID:
      #10154280

      This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a no crank or a start and then immediate stall, Service Engine Soon Malfunction Indicator lamp may not be ... Read More »

    • TSB #PIT5630B

      Date Announced:
      FEB 05, 2019
      NHTSA ID:
      #10154269

      This Preliminary information communicates the possible setting of B101D-39 in the OnStar module and advises of byte info to retrieve while  engineering completes further investigation.  Read More »

    • TSB #PIT5307F

      Date Announced:
      FEB 04, 2019
      NHTSA ID:
      #10154264

      This Preliminary Information communication provides information to the technician about vehicles that may have a service engine soon malfunction indicator lamp, antilock braking system malfunction indicator lamp, service suspension system ... Read More »

    • TSB #PIT5546D

      Date Announced:
      FEB 01, 2019
      NHTSA ID:
      #10154263

      This Preliminary information communicates that water leaking into the headlamp assembly or headlamp assembly connections can cause an electrical short which will keep modules from shutting down causing a dead battery and a no crank ... Read More »

    • TSB #16NA342

      Date Announced:
      JAN 31, 2019
      NHTSA ID:
      #10155047

      This technical bulletin provides a procedure to check the rearview mirror coax connector for looseness by disconnecting and reconnecting the electrical connector and to correct the customers concern for the rearview mirror video screen ... Read More »

    • TSB #18NA376

      Date Announced:
      JAN 29, 2019
      NHTSA ID:
      #10155038

      This bulletin provides service procedure information for dealers/technicians on Radio Software Version V509 Over-the-Air Update. Read More »

    • TSB #18NA217

      Date Announced:
      JAN 10, 2019
      NHTSA ID:
      #10155007

      This technical bulletin provides a procedure to locate and repair a possible short in the 5294 circuit and correct the customers concern. Read More »

    • TSB #18NA368

      Date Announced:
      DEC 12, 2018
      NHTSA ID:
      #10154996

      This technical bulletin provides a procedure to reset the parking assist module if the parking assist message is on when delivered to the dealership. Read More »

    • TSB #060847001N

      Date Announced:
      DEC 05, 2018
      NHTSA ID:
      #10155011

      This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module. Read More »

    • TSB #PIT5445C

      Date Announced:
      NOV 15, 2018
      NHTSA ID:
      #10151849

      This Preliminary Information communication provides information to the technician of additional information when diagnosing a service driver assist message with a diagnostic trouble code B172E and or a B172F. Read More »

    • TSB #PIT5642

      Date Announced:
      NOV 15, 2018
      NHTSA ID:
      #10151855

      This Preliminary information communicates and issue with the heated/vented seat switch indicators being inoperative or hard to see when the interior light dimmer switch is set to a very low/lowest position. Read More »

    • TSB #PIT5634

      Date Announced:
      NOV 14, 2018
      NHTSA ID:
      #10151841

      This Preliminary information communicates and issue with a customer concern of a SES MIL, Reduced Engine Power, Service Brake System, and/or Speed Limited message, a lack of brake assist making the brake pedal hard and DTC P0606. Read More »

    • TSB #PIT5594A

      Date Announced:
      NOV 14, 2018
      NHTSA ID:
      #10151842

      This Preliminary information communicates a normal DIC message after learning keys/fobs which indicates the drivers memory position. Read More »

    • TSB #18NA338

      Date Announced:
      NOV 09, 2018
      NHTSA ID:
      #10155113

      This technical bulletin proves a procedure to update the rear infotainment monitors if found the cause of the audio concerns. Read More »

    • TSB #PIT5639

      Date Announced:
      NOV 08, 2018
      NHTSA ID:
      #10151824

      This Preliminary information communicates information to not make any repairs for momentary  camera flicker when brake light, turn signal, or hazards are active with radio RPO IOR. Read More »

    • TSB #PIT5630A

      Date Announced:
      OCT 30, 2018
      NHTSA ID:
      #10149061

      This Preliminary information communicates the possible setting of B101D-39 in the OnStar module and advises of byte info to retrieve while  engineering completes further investigation.  Read More »

    • TSB #PIP5159C

      Date Announced:
      OCT 29, 2018
      NHTSA ID:
      #10149051

      This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on and Diagnostic Trouble Code P0300 - P0308  may set. Read More »

    • TSB #PIT5359C

      Date Announced:
      OCT 12, 2018
      NHTSA ID:
      #10147374

      This Preliminary Information communication provides information to the technician about vehicles that may have a radio backlighting will stay on even after the ignition has been turned off and the key has been removed for several minutes, ... Read More »

    • TSB #PIP5491A

      Date Announced:
      OCT 09, 2018
      NHTSA ID:
      #10147362

      This Preliminary information communicates to the technician when diagnosing intermittent circuit concerns to look at the connector for missing weather pack seals that could allow water intrusion into the connector and lead to corrosion on ... Read More »

    • TSB #PIT5631

      Date Announced:
      SEP 14, 2018
      NHTSA ID:
      #10145487

      This Preliminary information communicateanissuewith theVideo Processing Control Module setting a false DTC U0020 and advises dealership to ignore it. Read More »

    • TSB #PIP5585

      Date Announced:
      SEP 13, 2018
      NHTSA ID:
      #10145480

      This Preliminary information communicates As part of our ongoing quality improvement efforts the Engine Control Module (ECM) E90 part numbers 12690383will be placed on a parts restriction through the Product Quality Center (PQC)This parts ... Read More »

    • TSB #PIT5630

      Date Announced:
      SEP 06, 2018
      NHTSA ID:
      #10145467

      This Preliminary information communicates the possible setting of B101D-39 in the OnStar module and advises of byte info to retrieve and of engineering investigation. Read More »

    • TSB #PIT5386D

      Date Announced:
      AUG 20, 2018
      NHTSA ID:
      #10144462

      This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. Read More »

    • TSB #PIP5575

      Date Announced:
      AUG 06, 2018
      NHTSA ID:
      #10144448

      This Preliminary information communicates to the dealer technician that the transmission control module P/N24289415 is on restriction through the PQC. Read More »

    ELECTRICAL SYSTEM:HORN

    • TSB #19NA160

      Date Announced:
      JAN 06, 2020
      NHTSA ID:
      #10171893

      This technical bulletin provides repair information to correct a customer concern of Intermittent or Continuous Horn Blowing, Horn Activation Sensitive to the Touch. Read More »

    • TSB #19NA160

      Date Announced:
      JUL 12, 2019
      NHTSA ID:
      #10164127

      This technical bulletin provides repair information to correct a customer concern of Intermittent or Continuous Horn Blowing, Horn Activation Sensitive to the Touch. Read More »

    ELECTRICAL SYSTEM:12V/24V/48V BATTERY

    • TSB #PIT5750A

      Date Announced:
      JUN 10, 2021
      NHTSA ID:
      #10201275

      This Preliminary information communicates an issue with the battery goes dead and provides diagnostics tips on inspecting the LIN bus. Read More »

    • TSB #PIT5750

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178314

      This Preliminary information communicates an issue with the battery goes dead and provides diagnostics tips on inspecting the LIN bus. Read More »

    • TSB #18NA161

      Date Announced:
      OCT 11, 2019
      NHTSA ID:
      #10168185

      This technical bulletin provides a procedure for testing the battery cables for voltage drop, Checking for a bad ground at g218, Inspecting for a short at the starter B+ to shield and testing for a faulty battery. Read More »

    • TSB #PIT5701

      Date Announced:
      AUG 05, 2019
      NHTSA ID:
      #10164742

      This Preliminary information communicates diagnostic aide for finding a intermittent battery draw.  Read More »

    • TSB #19NA151

      Date Announced:
      JUL 10, 2019
      NHTSA ID:
      #10164122

      This technical bulletin advises the dealership to charge the battery and update the ECM to correct the concerns. Read More »

    • TSB #030603004Y

      Date Announced:
      APR 01, 2019
      NHTSA ID:
      #10160132

      This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements. Read More »

    • TSB #18NA180

      Date Announced:
      MAR 20, 2019
      NHTSA ID:
      #10158816

      This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information. Read More »

    • TSB #110849001Z

      Date Announced:
      MAR 11, 2019
      NHTSA ID:
      #10158865

      This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF. Read More »

    • TSB #110849001Y

      Date Announced:
      FEB 08, 2019
      NHTSA ID:
      #10155072

      This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message On and Off. Read More »

    • TSB #PIP5605

      Date Announced:
      NOV 05, 2018
      NHTSA ID:
      #10151819

      This Preliminary information communicates There maybe a concern of a DIC message saying Air Filter Life 0% replace now.  The DIC message is triggered by a battery being disconnected and reconnected Read More »

    ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR:INTEGRATED STARTER(OTHER THAN PROPULSION)

    • TSB #PIE0609A

      Date Announced:
      JUN 16, 2021
      NHTSA ID:
      #10200156

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a noise heard from the engine compartment, loss of charging and/or reduced ... Read More »

    ELECTRICAL SYSTEM:WIRING

    • TSB #21NA149

      Date Announced:
      JUN 29, 2021
      NHTSA ID:
      #10200147

      This technical bulletin provides repair information to correct a customer concern of Engine Wire Harness Chafing. Read More »

    • TSB #PIT5311F

      Date Announced:
      JUN 29, 2020
      NHTSA ID:
      #10178359

      This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent "Check Trailer Wiring" or "Service Trailer Brake" message on the Driver ... Read More »

    • TSB #PIT5750

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178314

      This Preliminary information communicates an issue with the battery goes dead and provides diagnostics tips on inspecting the LIN bus. Read More »

    • TSB #PIP5660

      Date Announced:
      JUL 15, 2019
      NHTSA ID:
      #10163663

      This Preliminary information communicates the possibility of a reduced power message with dtc p2101 and/or p1516 due to potential throttle body issue. Read More »

    • TSB #PIE0499B

      Date Announced:
      MAR 04, 2019
      NHTSA ID:
      #10158873

      This engineering informational bulletin is requesting information and document the exact location of the wire chafing by taking a photo of the flex fuel pigtail as it appears BEFORE repairs are made. Read More »

    • TSB #100089005H

      Date Announced:
      JAN 18, 2019
      NHTSA ID:
      #10154629

      This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs. Read More »

    • TSB #PIE0499

      Date Announced:
      JAN 18, 2019
      NHTSA ID:
      #10155064

      This engineering informational bulletin is requesting information and document the exact location of the wire chafing by taking a photo of the flex fuel pigtail as it appears BEFORE repairs are made. Read More »

    ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

    • TSB #PIT5311F

      Date Announced:
      JUN 29, 2020
      NHTSA ID:
      #10178359

      This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent "Check Trailer Wiring" or "Service Trailer Brake" message on the Driver ... Read More »

    • TSB #N192275630-03

      Date Announced:
      MAR 28, 2020
      NHTSA ID:
      #10173960

      Customer Satisfaction Program - Certain vehicles may have a condition in which the electronic brake controlmodule is less likely to activate the optional integrated brake assist. Normal braking capability functions as intended. Read More »

    • TSB #N192213550

      Date Announced:
      MAR 07, 2019
      NHTSA ID:
      #10159551

      N192213550 - Service Update. Certain vehicles may have a condition where the instrument panel cluster displays that a trailer is connected or disconnected when there is no trailer attached to the vehicle. Read More »

    ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

    • TSB #18NA301

      Date Announced:
      JAN 17, 2019
      NHTSA ID:
      #10155030

      This technical bulletin provides a procedure to install higher amp fuses to correct the axle actuator high amperage draw. Read More »

    ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

    • TSB #PIT5387J

      Date Announced:
      DEC 10, 2020
      NHTSA ID:
      #10187175

      This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection ... Read More »

    • TSB #060089029T

      Date Announced:
      MAY 27, 2020
      NHTSA ID:
      #10176647

      This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability. Read More »

    • TSB #060089029S

      Date Announced:
      MAY 06, 2020
      NHTSA ID:
      #10176646

      This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability. Read More »

    • TSB #PIT5195E

      Date Announced:
      APR 12, 2019
      NHTSA ID:
      #10160662

      This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Read More »

    • TSB #PIE0502A

      Date Announced:
      MAR 15, 2019
      NHTSA ID:
      #10158875

      This engineering information PI ends the need for information from the field on navigation error message, intermittently or consistently, that appears on the radio display or instrument cluster while navigation is being used. Read More »

    • TSB #PIT5438E

      Date Announced:
      OCT 29, 2018
      NHTSA ID:
      #10149053

      This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a click, rattle or a squeak nose coming from the dash. Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #16NA019

      Date Announced:
      DEC 01, 2020
      NHTSA ID:
      #10186058

      This informational bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares. Read More »

    • TSB #20NA171

      Date Announced:
      SEP 25, 2020
      NHTSA ID:
      #10181701

      This technical bulletin provides repair information to correct a customer concern of software issues with Radio Software Version V808. Read More »

    • TSB #20NA155

      Date Announced:
      SEP 10, 2020
      NHTSA ID:
      #10181694

      This technical bulletin provides repair information to correct a customer concern of Service Engine Soon Message at Start Up or Shortly after Start Up. Read More »

    • TSB #20NA171

      Date Announced:
      AUG 28, 2020
      NHTSA ID:
      #10180323

      This technical bulletin provides repair information to correct a customer concern of software issues with Radio Software Version V808. Read More »

    • TSB #PIT5651C

      Date Announced:
      JAN 14, 2020
      NHTSA ID:
      #10171277

      This Preliminary information communicates and issue with a Service Column Lock message being displayed after performing a remote engine start using their cell phone app or key fob.  GM Engineering is working on the issue. Read More »

    • TSB #19NA244

      Date Announced:
      NOV 01, 2019
      NHTSA ID:
      #10169319

      This informational bulletin provides information on a harsh 3-2 downshift during closed throttle coast when coming to a stop. Read More »

    • TSB #PIP5685

      Date Announced:
      OCT 23, 2019
      NHTSA ID:
      #10167457

      This Preliminary information communicates A vehicle with a customer concern of a SES P0128, Engineering is aware of the concern and working on the a repair.  At this time clear the codes and do not replace the thermostat for this concern. Read More »

    • TSB #19NA148

      Date Announced:
      SEP 03, 2019
      NHTSA ID:
      #10166615

      This technical bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated with DTC P1467 set. The cause of the condition may be a software anomaly. Read More »

    • TSB #PIC6365A

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10162159

       This Preliminary information communicates information to dealers advising certain Over the air updates and USB updates have been temporarily suspended.  Read More »

    • TSB #18NA283

      Date Announced:
      JUN 10, 2019
      NHTSA ID:
      #10161162

      This Technical bulletin provides steps for dealers/technicians to change Wi-Fi hotspot displaying myCadillac for SSID name. Read More »

    • TSB #18NA289

      Date Announced:
      JUN 10, 2019
      NHTSA ID:
      #10161165

      This technical bulletin provides a procedure to program the ECM if found the cause of engine misfire, codes. Read More »

    • TSB #N192210560

      Date Announced:
      JUN 10, 2019
      NHTSA ID:
      #10164100

      Service Update Bulletin. Certain vehicles may have a condition where the vehicle does not accelerate or decelerate but maintains speed after releasing the accelerator pedal for up to approximately 65 seconds. Read More »

    • TSB #030846004V

      Date Announced:
      MAR 25, 2019
      NHTSA ID:
      #10158856

      This informational bulletin provides information on OnStar® VCIM is currently restricted parts. By working closely with our dealers and technicians, through the part restriction process, the General Motors team will gain a better ... Read More »

    • TSB #070849020P

      Date Announced:
      MAR 22, 2019
      NHTSA ID:
      #10158861

      This informational bulletin provides information for the IPC odometer programming method quick reference guide. Read More »

    • TSB #17NA276

      Date Announced:
      FEB 21, 2019
      NHTSA ID:
      #10154536

      This informational bulletin provides information on Loss of Phone Pairing or Favorites, Last Setting of Volume, Station, App, and Audio Settings Change When Vehicle Shuts Down in Demo Mode and that this is considered a normal ... Read More »

    • TSB #PIT5655

      Date Announced:
      FEB 21, 2019
      NHTSA ID:
      #10154313

      This Preliminary information communicates that a customer may complain of when a Bluetooth call is received the ringing will be continuous for the rest of the drive cycle . Read More »

    • TSB #PIT5648A

      Date Announced:
      FEB 12, 2019
      NHTSA ID:
      #10154294

      This Preliminary information communicates an issue with a "Trailer Disconnected Check Connection" message being displayed on the DIC without a trailer ever being connected.  Engineering is aware of the issue and working on a correction. Read More »

    • TSB #18NA376

      Date Announced:
      DEC 14, 2018
      NHTSA ID:
      #10155002

      This bulletin provides service procedure information for dealers/technicians on Radio Software Version V509 Over-the-Air Update. Read More »

    ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SENSORS

    • TSB #PIT5698B

      Date Announced:
      JUL 21, 2021
      NHTSA ID:
      #10201251

      This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus. Read More »

    ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING

    • TSB #PIT5662F

      Date Announced:
      AUG 19, 2021
      NHTSA ID:
      #10201321

      This Preliminary information communicates information to diagnose DTC C056D or C056E. Read More »

    ELECTRICAL SYSTEM:ADAS:HUD:SOFTWARE

    • TSB #19NA010

      Date Announced:
      JUN 08, 2020
      NHTSA ID:
      #10178255

      This informational bulletin provides information for dealers/technicians on Head-Up Display (HUD) on Vehicles Model Year 2017 and Newer Having Rotational Feature that Allows for Adjusting of Angle of HUD Image. Read More »

    EXTERIOR LIGHTING

    • TSB #010842001N

      Date Announced:
      JUN 21, 2021
      NHTSA ID:
      #10200151

      This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines. Read More »

    • TSB #N202317060

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10187219

      Emissions Recall - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles. The vehicle?s Engine Control Module (ECM) may have been reprogrammed during service with incorrect diagnostic software. Read More »

    • TSB #N202317060

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10187624

      Emissions Recall - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles. The vehicle?s Engine Control Module (ECM) may have been reprogrammed during service with incorrect diagnostic software. Read More »

    • TSB #PIT5642A

      Date Announced:
      MAY 31, 2019
      NHTSA ID:
      #10161053

      This Preliminary information communicates and issue with the heated/vented seat switch indicators being inoperative or hard to see when the interior light dimmer switch is set to a very low/lowest position. Read More »

    • TSB #PIT5546E

      Date Announced:
      APR 24, 2019
      NHTSA ID:
      #10160689

      This Preliminary information communicates that water leaking into the headlamp assembly or headlamp assembly connections can cause an electrical short which will keep modules from shutting down causing a dead battery and a no crank ... Read More »

    • TSB #18NA001

      Date Announced:
      JAN 24, 2019
      NHTSA ID:
      #10155056

      This informational bulletin explains normal operation of HID bulbs when driving over road irregularities. Read More »

    • TSB #010842001L

      Date Announced:
      DEC 13, 2018
      NHTSA ID:
      #10155009

      This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines. Read More »

    LIGHTING (PWS)

    • TSB #010842001M

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169354

      This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines. Read More »

    EXTERIOR LIGHTING:LIGHTING CONTROL MODULE

    • TSB #20NA198

      Date Announced:
      OCT 23, 2020
      NHTSA ID:
      #10183199

      This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »

    • TSB #20NA198

      Date Announced:
      SEP 29, 2020
      NHTSA ID:
      #10181721

      This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »

    EXTERIOR LIGHTING:HEADLIGHTS

    • TSB #PIT3219F

      Date Announced:
      MAY 13, 2019
      NHTSA ID:
      #10161011

      This Preliminary Information communicates to technicians that the Daytime Running Lamps (DRL's) or the auto headlamps will not shut off when using the daytime running lamp disable switch (Which is part of the headlamp switch), if the ... Read More »

    EXTERIOR LIGHTING:TAIL LIGHTS

    • TSB #PIE0498

      Date Announced:
      DEC 10, 2018
      NHTSA ID:
      #10155019

      This engineering informational bulletin is requesting information on product issue with the door weather strip, door body fit, and/or rear tail lamp moisture. Read More »

    VISIBILITY

    • TSB #PIT5767A

      Date Announced:
      MAY 10, 2021
      NHTSA ID:
      #10197289

      This Preliminary information communicates an issue with poor a/c performance and to replace the a/c condenser.  Read More »

    • TSB #21NA032

      Date Announced:
      MAR 29, 2021
      NHTSA ID:
      #10191214

      This technical bulletin provides repair information to correct a customer concern of DTC P0101 Mass Air Flow (MAF) Sensor Performance, P1682 Set after MAF Replacement. Read More »

    • TSB #PIT5744A

      Date Announced:
      MAR 05, 2021
      NHTSA ID:
      #10190365

      This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body. Read More »

    • TSB #19NA076

      Date Announced:
      NOV 30, 2020
      NHTSA ID:
      #10184482

      This technical bulletin provides repair information to correct a customer concern of Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse. Read More »

    • TSB #18NA383

      Date Announced:
      OCT 23, 2020
      NHTSA ID:
      #10183164

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #PIT5744

      Date Announced:
      MAY 26, 2020
      NHTSA ID:
      #10176330

      This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body. Read More »

    • TSB #PIT5736

      Date Announced:
      MAR 09, 2020
      NHTSA ID:
      #10173679

      This Preliminary information communicates how the HVAC setting operates during a remote vehicle start. Read More »

    • TSB #PIE0532A

      Date Announced:
      OCT 11, 2019
      NHTSA ID:
      #10168220

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to gathering information for the power outside folding mirror with the ... Read More »

    • TSB #PIE0532

      Date Announced:
      AUG 15, 2019
      NHTSA ID:
      #10165138

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to gathering information for the power outside folding mirror with the ... Read More »

    • TSB #PIT5633B

      Date Announced:
      MAR 22, 2019
      NHTSA ID:
      #10156945

      This Preliminary information communicates an issue with the power folding outside mirrors not stopping at the correct location when the mirror is power folded. Read More »

    • TSB #18NA383

      Date Announced:
      MAR 22, 2019
      NHTSA ID:
      #10158831

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #18NA383

      Date Announced:
      FEB 01, 2019
      NHTSA ID:
      #10155591

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #PIT5633A

      Date Announced:
      OCT 23, 2018
      NHTSA ID:
      #10147400

      This Preliminary information communicates an issue with the power folding outside mirrors not stopping at the correct location when the mirror is power folded. Repair is to perform a mirror reset. Read More »

    VISIBILITY:GLASS, SIDE/REAR

    • TSB #21NA152

      Date Announced:
      JUN 28, 2021
      NHTSA ID:
      #10200149

      This service bulletin provides information for dealers/technicians on glass ultraviolet (UV) Ray protection and tint percentage. Read More »

    • TSB #PI0754D

      Date Announced:
      NOV 06, 2020
      NHTSA ID:
      #10184504

      This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic. Read More »

    • TSB #18NA383

      Date Announced:
      AUG 04, 2020
      NHTSA ID:
      #10180301

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #18NA383

      Date Announced:
      JAN 08, 2020
      NHTSA ID:
      #10171889

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #17NA258

      Date Announced:
      JUL 31, 2019
      NHTSA ID:
      #10163884

      This technical bulletin provides repair information to correct a customer concern of hearing excessive wind noise from front side door glass area. Read More »

    VISIBILITY:GLASS, SIDE/REAR:CRITICAL FASTENERS

    • TSB #PI0754D

      Date Announced:
      NOV 06, 2020
      NHTSA ID:
      #10184504

      This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic. Read More »

    VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

    • TSB #DOR-D8C4T-03

      Date Announced:
      JAN 31, 2020
      NHTSA ID:
      #10172883

      This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. Read More »

    VISIBILITY:REARVIEW MIRRORS/DEVICES

    • TSB #16NA342

      Date Announced:
      JAN 31, 2019
      NHTSA ID:
      #10155047

      This technical bulletin provides a procedure to check the rearview mirror coax connector for looseness by disconnecting and reconnecting the electrical connector and to correct the customers concern for the rearview mirror video screen ... Read More »

    VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

    • TSB #PIT5767A

      Date Announced:
      MAY 10, 2021
      NHTSA ID:
      #10197289

      This Preliminary information communicates an issue with poor a/c performance and to replace the a/c condenser.  Read More »

    • TSB #PIT5272B

      Date Announced:
      NOV 13, 2018
      NHTSA ID:
      #10151830

      This Preliminary Information communication provides information to the technician about vehicles that may have a whistle noise in the vehicle from the driver or passenger side. Read More »

    VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW

    • TSB #N192265660-01

      Date Announced:
      MAR 25, 2020
      NHTSA ID:
      #10173958

      Customer Satisfaction Program - Certain 2014-2019 model year Chevrolet Silverado and GMC Sierra vehicles equipped with a power sliding rear window (RPO A48) may have areas of high electrical resistance on the rear defroster circuit. Read More »

    VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:CONDENSOR/EVAPORATOR

    • TSB #PIT5767A

      Date Announced:
      MAY 10, 2021
      NHTSA ID:
      #10197289

      This Preliminary information communicates an issue with poor a/c performance and to replace the a/c condenser.  Read More »

    AIR BAGS

    • TSB #PIT5509H

      Date Announced:
      JUL 22, 2021
      NHTSA ID:
      #10201253

      This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver Information Center when ... Read More »

    • TSB #PIC5650J

      Date Announced:
      JUL 21, 2021
      NHTSA ID:
      #10201252

      This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Read More »

    • TSB #20NA048

      Date Announced:
      APR 01, 2021
      NHTSA ID:
      #10194086

      This technical bulletin provides repair information to correct a customer concern of hearing a rattle noise from driver or passenger seat belt. Read More »

    • TSB #20NA175

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10187409

      This technical bulletin provides repair information to correct a customer concern of vertical misalignment between cab and pickup box on driver side of vehicle. Read More »

    • TSB #PIT5747A

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10187184

      This Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues. Read More »

    • TSB #PIT5747A

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10185733

      This Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues. Read More »

    • TSB #PIP5675D

      Date Announced:
      MAY 20, 2020
      NHTSA ID:
      #10176324

      This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. Read More »

    SEAT BELTS

    • TSB #20NA048

      Date Announced:
      APR 20, 2020
      NHTSA ID:
      #10175758

      This technical bulletin provides repair information to correct a customer concern of hearing a rattle noise from driver or passenger seat belt. Read More »

    STRUCTURE

    • TSB #PIP5799

      Date Announced:
      APR 01, 2021
      NHTSA ID:
      #10193429

      This Preliminary information communicates to the dealer technician to replace the transmission valve body on 2019-2021 10 speed transmissions to correct DTCs P2812 and P2814 setting if Service Information does not lead to root case of ... Read More »

    • TSB #PIP5798

      Date Announced:
      MAR 31, 2021
      NHTSA ID:
      #10190444

      This Preliminary information communicates Some customers may comment about a rough idle and/or vibration at idle. Read More »

    • TSB #19NA255

      Date Announced:
      MAR 10, 2021
      NHTSA ID:
      #10191197

      This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). Read More »

    • TSB #PIP5776B

      Date Announced:
      MAR 04, 2021
      NHTSA ID:
      #10190356

      This Preliminary information communicates that a vehicle may exhibit a misfire condition resulting in misfire codes P0300-P308. Upon diagnosis it may be discovered the lifter has come apart. Read More »

    • TSB #PIP5784

      Date Announced:
      MAR 01, 2021
      NHTSA ID:
      #10190355

      This Preliminary information communicates to the dealer technician to inspect for a missing 1-2-7-8-R clutch fluid passage seal  or incorrect 1-2-7-8-R clutch fluid passage seal being install for a no movement concern after valve body ... Read More »

    • TSB #21NA026

      Date Announced:
      JAN 29, 2021
      NHTSA ID:
      #10188401

      This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen. Read More »

    • TSB #19NA257

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10186075

      This technical bulletin provides repair information to correct a customer concern of the pickup box being out of alignment. Read More »

    • TSB #20NA175

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10186082

      This technical bulletin provides repair information to correct a customer concern of vertical misalignment between cab and pickup box on driver side of vehicle. Read More »

    • TSB #19NA257

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10187389

      This technical bulletin provides repair information to correct a customer concern of the pickup box being out of alignment. Read More »

    • TSB #990851001E

      Date Announced:
      NOV 06, 2020
      NHTSA ID:
      #10184503

      Thins informational bulletin provides information on Paint-less Dent Repair Process. Read More »

    • TSB #20NA175

      Date Announced:
      SEP 02, 2020
      NHTSA ID:
      #10181703

      This technical bulletin provides repair information to correct a customer concern of vertical misalignment between cab and pickup box on driver side of vehicle. Read More »

    • TSB #19NA255

      Date Announced:
      JUL 22, 2020
      NHTSA ID:
      #10178959

      This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). Read More »

    • TSB #150089002B

      Date Announced:
      JUL 10, 2020
      NHTSA ID:
      #10179408

      This bulletin provides information to dealers regarding transportation damage repair claim submission requirements. Read More »

    • TSB #20NA141

      Date Announced:
      JUL 08, 2020
      NHTSA ID:
      #10178975

      This technical bulletin provides repair information to correct a customer concern of the Tri-Fold Tonneau paint finish fading or discolored. Read More »

    • TSB #20NA095

      Date Announced:
      APR 28, 2020
      NHTSA ID:
      #10175773

      This informational bulletin is advising dealers to replace the grilles due to rust. Read More »

    • TSB #18NA383

      Date Announced:
      APR 06, 2020
      NHTSA ID:
      #10175747

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #18NA383

      Date Announced:
      FEB 17, 2020
      NHTSA ID:
      #10173388

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #PIT5733

      Date Announced:
      FEB 13, 2020
      NHTSA ID:
      #10172318

      This Preliminary information provides information to the technician on installing a roof beacon light. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 157. Read More »

    • TSB #18NA239

      Date Announced:
      FEB 12, 2020
      NHTSA ID:
      #10173386

      This technical bulletin provides a procedure to add washers on the lower column mounting bracket locations due to the shaft laying on the metal support at the bottom of the column. Read More »

    • TSB #PIP5705

      Date Announced:
      JAN 24, 2020
      NHTSA ID:
      #10171305

      This Preliminary information communicates A vehicle may have a concern of a vibration or drone around 40 MPH and 1200 RPM under a light load.  Debris in the tranmission mount. Inspect the transmission mount for debris. Read More »

    • TSB #N192282480

      Date Announced:
      JAN 16, 2020
      NHTSA ID:
      #10171420

      Customer Satisfaction Program. Certain vehicles, may have several wires going to the body control module (BCM) damaged due to the installation/removal of the aftermarket LoJack alarm system from the vehicle. Read More »

    • TSB #PIT5728B

      Date Announced:
      JAN 15, 2020
      NHTSA ID:
      #10171285

      This Preliminary information communicates an issue with DTC P0606 and C0021 setting after completing campaign N192268090 and advises to reprogram the BSCM with updated calibrations available in Tis2Web. Read More »

    • TSB #18NA383

      Date Announced:
      DEC 10, 2019
      NHTSA ID:
      #10170705

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #PIP5673A

      Date Announced:
      DEC 02, 2019
      NHTSA ID:
      #10170418

      This Preliminary information communicates advises the technician that the ECM part number will be placed on a parts restriction through the General Motors Technical Assistance Center. Read More »

    • TSB #N192264760

      Date Announced:
      SEP 24, 2019
      NHTSA ID:
      #10166246

      N192264760 - Customer Satisfaction Program - Certain vehicles may have a condition in which the sealer bead between the body side outer and the rear panel is off location at the driver?s side C-pillar. Read More »

    • TSB #19NA197

      Date Announced:
      SEP 03, 2019
      NHTSA ID:
      #10166626

      This technical bulletin advises the technician to check the PCV system for a possible damage or leaks that may cause the customers concern. Read More »

    • TSB #120851002J

      Date Announced:
      MAY 31, 2019
      NHTSA ID:
      #10161969

      This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures. Read More »

    • TSB #18NA383

      Date Announced:
      MAY 30, 2019
      NHTSA ID:
      #10161884

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #18NA279

      Date Announced:
      MAY 29, 2019
      NHTSA ID:
      #10161880

      This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. Read More »

    • TSB #PIT5546E

      Date Announced:
      APR 24, 2019
      NHTSA ID:
      #10160689

      This Preliminary information communicates that water leaking into the headlamp assembly or headlamp assembly connections can cause an electrical short which will keep modules from shutting down causing a dead battery and a no crank ... Read More »

    • TSB #18NA144

      Date Announced:
      MAR 28, 2019
      NHTSA ID:
      #10158815

      This technical bulletin provides a procedure to locate possible chassis wiring damage from areas along the frame and repair them if found. Read More »

    • TSB #18NA383

      Date Announced:
      MAR 22, 2019
      NHTSA ID:
      #10158831

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #N192212090

      Date Announced:
      MAR 08, 2019
      NHTSA ID:
      #10159552

      N192212090 - Service Update. Certain vehicles may have rear bumper flanges that were manually bent after chrome plating. Read More »

    • TSB #PI0564K

      Date Announced:
      FEB 14, 2019
      NHTSA ID:
      #10154649

      This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). Read More »

    • TSB #18NA383

      Date Announced:
      FEB 01, 2019
      NHTSA ID:
      #10158779

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #18NA383

      Date Announced:
      FEB 01, 2019
      NHTSA ID:
      #10158167

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #PIE0498

      Date Announced:
      DEC 10, 2018
      NHTSA ID:
      #10155019

      This engineering informational bulletin is requesting information on product issue with the door weather strip, door body fit, and/or rear tail lamp moisture. Read More »

    • TSB #PIT4250J

      Date Announced:
      NOV 26, 2018
      NHTSA ID:
      #10151877

      This Preliminary Information communication provides information to the technician about vehicles that have water or dust from the openings under the bed rails near the stake pockets. Read More »

    • TSB #PIT3946C

      Date Announced:
      NOV 14, 2018
      NHTSA ID:
      #10151839

      This Preliminary Information communicates an issues with the headliner sagging and how to reattach the velcro using Hardman Double Bubble Epoxy part number 04001. Read More »

    • TSB #PIT5272B

      Date Announced:
      NOV 13, 2018
      NHTSA ID:
      #10151830

      This Preliminary Information communication provides information to the technician about vehicles that may have a whistle noise in the vehicle from the driver or passenger side. Read More »

    • TSB #PIP5579A

      Date Announced:
      OCT 29, 2018
      NHTSA ID:
      #10149050

      This Preliminary information communicates that the front and rear axle assemblies are restricted from dealer ordering or replacing to assist engineering in identifying any issues.  Read More »

    • TSB #PIP5491A

      Date Announced:
      OCT 09, 2018
      NHTSA ID:
      #10147362

      This Preliminary information communicates to the technician when diagnosing intermittent circuit concerns to look at the connector for missing weather pack seals that could allow water intrusion into the connector and lead to corrosion on ... Read More »

    • TSB #PIT5576B

      Date Announced:
      SEP 14, 2018
      NHTSA ID:
      #10145483

      This Preliminary information communicates and issue with the hood ajar message being displayed when the hood is not ajar. Read More »

    STRUCTURE:FRAME AND MEMBERS

    • TSB #20NA175

      Date Announced:
      OCT 27, 2020
      NHTSA ID:
      #10183193

      This technical bulletin provides repair information to correct a customer concern of vertical misalignment between cab and pickup box on driver side of vehicle. Read More »

    • TSB #18NA383

      Date Announced:
      JAN 08, 2020
      NHTSA ID:
      #10171889

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #19NA257

      Date Announced:
      NOV 20, 2019
      NHTSA ID:
      #10169342

      This technical bulletin provides repair information to correct a customer concern of the pickup box being out of alignment. Read More »

    STRUCTURE:BODY

    • TSB #18NA306

      Date Announced:
      SEP 29, 2020
      NHTSA ID:
      #10181675

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only). Read More »

    • TSB #20NA194

      Date Announced:
      SEP 18, 2020
      NHTSA ID:
      #10181719

      This technical bulletin provides repair information to correct a customer concern of Hard Tri-Fold tonneau water leaks at the front corners of the pickup box. Read More »

    • TSB #19NA104

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10173393

      This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area. Read More »

    • TSB #18NA383

      Date Announced:
      FEB 01, 2019
      NHTSA ID:
      #10155591

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    STRUCTURE:BODY:BUMPERS

    • TSB #18295

      Date Announced:
      SEP 20, 2018
      NHTSA ID:
      #10147334

      18295 - Customer Satisfaction Program - Certain vehicles may have been built with an incorrect rear bumper. Read More »

    STRUCTURE:BODY:DOOR

    • TSB #PIT5749

      Date Announced:
      JUN 04, 2020
      NHTSA ID:
      #10178305

      This Preliminary information communicates an issue with the rear door lock rod sticking in the door panel bezel and provides direction on repairing the issue. Read More »

    • TSB #18NA279

      Date Announced:
      JAN 22, 2020
      NHTSA ID:
      #10171887

      This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. Read More »

    • TSB #18NA279

      Date Announced:
      MAY 29, 2019
      NHTSA ID:
      #10161880

      This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. Read More »

    • TSB #PIT5629

      Date Announced:
      AUG 30, 2018
      NHTSA ID:
      #10144482

      This Preliminary information communicates steps to enable passive door unlocking. Read More »

    STRUCTURE:BODY:TAILGATE

    • TSB #PIT3227P

      Date Announced:
      DEC 17, 2018
      NHTSA ID:
      #10154601

      This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Read More »

    • TSB #PIT5570B

      Date Announced:
      NOV 26, 2018
      NHTSA ID:
      #10151874

      This Preliminary Information communication provides the technician with weight capacity for the tailgate and cargo loops in the bed. Read More »

    STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS

    • TSB #20NA059

      Date Announced:
      JUN 04, 2020
      NHTSA ID:
      #10178264

      This technical bulletin provides repair information to correct a customer concern of the pickup box endgate will not fully close by itself. Read More »

    LATCHES/LOCKS/LINKAGES

    • TSB #18NA279

      Date Announced:
      MAY 12, 2021
      NHTSA ID:
      #10199234

      This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. Read More »

    • TSB #18NA279

      Date Announced:
      MAY 12, 2021
      NHTSA ID:
      #10198843

      This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. Read More »

    • TSB #18NA279

      Date Announced:
      MAY 29, 2019
      NHTSA ID:
      #10161880

      This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. Read More »

    • TSB #19NA051

      Date Announced:
      MAR 18, 2019
      NHTSA ID:
      #10158844

      This technical bulletin provides repair information to correct a customer concern of the hard-trifold tonneau front and/or rear cover unlatching, popping up. Read More »

    LATCHES/LOCKS/LINKAGES:DOORS:LATCH

    • TSB #PIT5749

      Date Announced:
      JUN 04, 2020
      NHTSA ID:
      #10178305

      This Preliminary information communicates an issue with the rear door lock rod sticking in the door panel bezel and provides direction on repairing the issue. Read More »

    • TSB #18NA279

      Date Announced:
      JAN 22, 2020
      NHTSA ID:
      #10171887

      This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. Read More »

    • TSB #PIT5629

      Date Announced:
      AUG 30, 2018
      NHTSA ID:
      #10144482

      This Preliminary information communicates steps to enable passive door unlocking. Read More »

    LATCHES/LOCKS/LINKAGES:TAILGATE:LATCH

    • TSB #20NA040

      Date Announced:
      MAR 18, 2020
      NHTSA ID:
      #10174282

      This technical bulletin provides repair information to correct a customer concern of the pickup box power endgate may not open on initial press, or may not open at all. Read More »

    • TSB #20NA040

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10172813

      This technical bulletin provides repair information to correct a customer concern of the pickup box power endgate may not open on initial press, or may not open at all. Read More »

    VEHICLE SPEED CONTROL

    • TSB #PIT5818

      Date Announced:
      MAR 24, 2021
      NHTSA ID:
      #10190424

      This Preliminary information communicates an issues will low or poor heater performance on the drivers side.  Dealers are to inspect the HVAC temperature door linkage and if ok replace the heater core. Read More »

    VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

    • TSB #PIT5392D

      Date Announced:
      OCT 25, 2019
      NHTSA ID:
      #10167461

      This Preliminary Information communication provides information to the technician about vehicles that have a detent / click with a feel of increased resistance when the accelerator pedal is about ¾ of the way. Read More »

    TIRES

    • TSB #20NA159

      Date Announced:
      MAY 06, 2021
      NHTSA ID:
      #10198858

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #20NA159

      Date Announced:
      DEC 04, 2020
      NHTSA ID:
      #10186080

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #20NA159

      Date Announced:
      DEC 04, 2020
      NHTSA ID:
      #10187394

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #PIT3271K

      Date Announced:
      NOV 11, 2020
      NHTSA ID:
      #10184105

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #20NA159

      Date Announced:
      AUG 14, 2020
      NHTSA ID:
      #10180317

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #000310003Z

      Date Announced:
      APR 29, 2020
      NHTSA ID:
      #10175850

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #PIT4261F

      Date Announced:
      MAR 09, 2020
      NHTSA ID:
      #10173681

      This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Read More »

    • TSB #050310020G

      Date Announced:
      MAR 04, 2020
      NHTSA ID:
      #10174300

      This informational bulletin provides information for dealers/technicians on Use of Nitrogen Gas in Tires. Read More »

    • TSB #000310003Y

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10173414

      This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty. Read More »

    • TSB #080310006G

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169356

      This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel ... Read More »

    • TSB #000310006N

      Date Announced:
      MAY 09, 2019
      NHTSA ID:
      #10161906

      This informational bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV). Read More »

    • TSB #010310003R

      Date Announced:
      FEB 15, 2019
      NHTSA ID:
      #10155068

      This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by General Motors against defects in material or workmanship under the New Vehicle Warranty (in Canada, the Base Warranty ... Read More »

    • TSB #PI1354I

      Date Announced:
      FEB 07, 2019
      NHTSA ID:
      #10154650

      This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair. Read More »

    • TSB #000310003X

      Date Announced:
      DEC 05, 2018
      NHTSA ID:
      #10155008

      This warranty administration bulletin provides information on The tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty. Read More »

    TIRES:SIDEWALL

    • TSB #PIT4261G

      Date Announced:
      JUN 16, 2021
      NHTSA ID:
      #10201285

      This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Read More »

    • TSB #PIT4261F

      Date Announced:
      MAR 09, 2020
      NHTSA ID:
      #10173681

      This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Read More »

    WHEELS

    • TSB #N202317060

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10187219

      Emissions Recall - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles. The vehicle?s Engine Control Module (ECM) may have been reprogrammed during service with incorrect diagnostic software. Read More »

    • TSB #N202317060

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10187624

      Emissions Recall - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles. The vehicle?s Engine Control Module (ECM) may have been reprogrammed during service with incorrect diagnostic software. Read More »

    • TSB #000310002L

      Date Announced:
      NOV 12, 2020
      NHTSA ID:
      #10184499

      This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels. Read More »

    • TSB #PIT3271K

      Date Announced:
      NOV 11, 2020
      NHTSA ID:
      #10184105

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #N192272400

      Date Announced:
      MAY 20, 2020
      NHTSA ID:
      #10176820

      Customer Satisfaction Program - Certain 2019-2020 model year Chevrolet Silverado and GMC Sierra vehicles, equipped with an 8-Speed Automatic Transmission, may have a condition where the rear wheels will lock up at low speeds. Read More »

    • TSB #050307009J

      Date Announced:
      FEB 14, 2020
      NHTSA ID:
      #10173417

      This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles. Read More »

    • TSB #050307009I

      Date Announced:
      JAN 27, 2020
      NHTSA ID:
      #10172293

      This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment. Read More »

    • TSB #PIP5646C

      Date Announced:
      JAN 17, 2020
      NHTSA ID:
      #10171293

      This Preliminary information communicates to the dealer technician that some customers may comment the rear wheels locked up at low speeds after a hot soak. Technicians may find DTC's P2724, P2727 or P2729 set. Read More »

    • TSB #080310006G

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169356

      This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel ... Read More »

    • TSB #PIP5646B

      Date Announced:
      SEP 18, 2019
      NHTSA ID:
      #10165891

      This Preliminary information communicates to the dealer technician that some customers may comment the rear wheels locked up at low speeds after a hot soak. Technicians may find DTC's P2724, P2727 or P2729 set. Read More »

    • TSB #PIP5646A

      Date Announced:
      MAY 29, 2019
      NHTSA ID:
      #10161049

      This Preliminary information communicates to the dealer technician that some customers may comment the rear wheels locked up at low speeds after a hot soak. Technicians may find DTC's P2724, P2727 or P2729 set. Read More »

    • TSB #PIP5646

      Date Announced:
      MAY 28, 2019
      NHTSA ID:
      #10161045

      This Preliminary information communicates to the dealer technician that some customers may comment the rear wheels locked up at low speeds after a hot soak. Technicians may find DTC's P2724, P2727 or P2729 set. Read More »

    • TSB #PI1354I

      Date Announced:
      FEB 07, 2019
      NHTSA ID:
      #10154650

      This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair. Read More »

    • TSB #17NA170

      Date Announced:
      JAN 23, 2019
      NHTSA ID:
      #10155051

      This informational bulletin explains the wheel Road Force balancers and what they can do for customer concerns. Read More »

    • TSB #18309

      Date Announced:
      OCT 01, 2018
      NHTSA ID:
      #10150559

      18309 - Customer Satisfaction Program. Certain 2019 model year Chevrolet Silverado and GMC Sierra vehicles may have a condition where the prop shaft bolts may not have been properly torqued to the front differential. Read More »

    TRAILER HITCHES

    • TSB #PIT5509H

      Date Announced:
      JUL 22, 2021
      NHTSA ID:
      #10201253

      This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver Information Center when ... Read More »

    • TSB #20NA198

      Date Announced:
      APR 07, 2021
      NHTSA ID:
      #10194088

      This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »

    • TSB #PIT5828

      Date Announced:
      MAR 29, 2021
      NHTSA ID:
      #10190432

      This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup ... Read More »

    • TSB #20NA198

      Date Announced:
      JAN 29, 2021
      NHTSA ID:
      #10187760

      This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »

    • TSB #PIT5747A

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10187184

      This Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues. Read More »

    • TSB #PIT5747A

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10185733

      This Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues. Read More »

    • TSB #20NA198

      Date Announced:
      DEC 04, 2020
      NHTSA ID:
      #10187410

      This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »

    • TSB #PIE0562

      Date Announced:
      MAR 25, 2020
      NHTSA ID:
      #10174448

      This engineering information (EI) is requesting information from technicians to perform the checklist provided and contact the engineer listed in regards to a Check Trailer Message on Drivers Information Center (DIC) and/or F74, F82 Fuses ... Read More »

    • TSB #PIT5648C

      Date Announced:
      MAR 11, 2019
      NHTSA ID:
      #10156921

      This Preliminary information communicates an issue with a "Trailer Disconnected Check Connection" message being displayed on the DIC without a trailer ever being connected. Read More »

    • TSB #N192213550

      Date Announced:
      MAR 07, 2019
      NHTSA ID:
      #10159551

      N192213550 - Service Update. Certain vehicles may have a condition where the instrument panel cluster displays that a trailer is connected or disconnected when there is no trailer attached to the vehicle. Read More »

    • TSB #PIT5282E

      Date Announced:
      FEB 18, 2019
      NHTSA ID:
      #10154301

      This Preliminary Information communication provides information to the technician that a customer may request the factory Integrated Trailer Brake Control be bypassed and their aftermarket trailer brake controller be installed instead. Read More »

    • TSB #PIT5241F

      Date Announced:
      SEP 10, 2018
      NHTSA ID:
      #10145469

      This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup ... Read More »

    SEATS

    • TSB #PIT5745

      Date Announced:
      JUN 02, 2020
      NHTSA ID:
      #10178303

      This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw. Read More »

    • TSB #PIT5642A

      Date Announced:
      MAY 31, 2019
      NHTSA ID:
      #10161053

      This Preliminary information communicates and issue with the heated/vented seat switch indicators being inoperative or hard to see when the interior light dimmer switch is set to a very low/lowest position. Read More »

    • TSB #18NA377

      Date Announced:
      APR 15, 2019
      NHTSA ID:
      #10160120

      This technical bulletin provides repair information to correct a customer concern of front seat lateral movement and/or click type noise while driving. Read More »

    • TSB #18NA377

      Date Announced:
      DEC 17, 2018
      NHTSA ID:
      #10155003

      This technical bulletin provides repair information to correct a customer concern of front seat lateral movement and/or click type noise while driving. Read More »

    • TSB #060850009J

      Date Announced:
      DEC 05, 2018
      NHTSA ID:
      #10155012

      This informational bulletin provides information for information on passenger presence sensing system (PPS or PSS) concerns with custom upholstery, accessory seat heaters or other comfort enhancing devices. Read More »

    SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER

    • TSB #PIT5694

      Date Announced:
      JUN 28, 2019
      NHTSA ID:
      #10162167

      This Preliminary information communicates and issue with the heated/vented seat switch indicators being inoperative or hard to see when the interior light dimmer switch is set to a very low/lowest position. Read More »

    • TSB #PIT5642

      Date Announced:
      NOV 15, 2018
      NHTSA ID:
      #10151855

      This Preliminary information communicates and issue with the heated/vented seat switch indicators being inoperative or hard to see when the interior light dimmer switch is set to a very low/lowest position. Read More »

    ELECTRONIC STABILITY CONTROL

    • TSB #PIT4322J

      Date Announced:
      SEP 19, 2018
      NHTSA ID:
      #10145500

      This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Read More »

    ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

    • TSB #PIT5403H

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10197306

      This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related ... Read More »

    • TSB #PIT4322L

      Date Announced:
      MAY 14, 2021
      NHTSA ID:
      #10197297

      This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Read More »

    • TSB #PIT4322K

      Date Announced:
      APR 14, 2020
      NHTSA ID:
      #10174818

      This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Read More »

    FORWARD COLLISION AVOIDANCE

    • TSB #PIT5551F

      Date Announced:
      OCT 07, 2020
      NHTSA ID:
      #10182540

      This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting.  This is normal when the FAB has been set to  "Alert". Read More »

    • TSB #PIT5551E

      Date Announced:
      OCT 03, 2019
      NHTSA ID:
      #10167425

      This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting.  This is normal when the FAB has been set to  "Alert". Read More »

    • TSB #PIT5551E

      Date Announced:
      SEP 05, 2019
      NHTSA ID:
      #10165868

      This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting.  This is normal when the FAB has been set to  "Alert". Read More »

    • TSB #PIT5551D

      Date Announced:
      MAY 15, 2019
      NHTSA ID:
      #10161019

      This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting.  This is normal when the FAB has been set to  "Alert". Read More »

    • TSB #N182201851-01

      Date Announced:
      APR 24, 2019
      NHTSA ID:
      #10160093

      Service Update. In certain vehicles, the park assist may be inoperable and the customer does not have the ability to turn the feature on or off. Dealers will reprogram the park assist feature and then clear all codes. Read More »

    FORWARD COLLISION AVOIDANCE: DYNAMIC BRAKE SUPPORT/BRAKE ASSIST

    • TSB #PIT5735C

      Date Announced:
      AUG 06, 2020
      NHTSA ID:
      #10179626

      This Preliminary information communicates an issue with a SES MIL and the Brake System Control Module setting false DTC's during shut down.  GM Engineering released updated cals for the BSCM to repair the issue. Read More »

    FORWARD COLLISION AVOIDANCE: SENSING SYSTEM: CAMERA

    • TSB #N192275630-02

      Date Announced:
      FEB 03, 2020
      NHTSA ID:
      #10172651

      Customer Satisfaction Program - Certain vehicles may have a condition in which the electronic brake controlmodule is less likely to activate the optional integrated brake assist. Normal braking capability functions as intended. Read More »

    LANE DEPARTURE

    • TSB #PIT5674B

      Date Announced:
      APR 12, 2021
      NHTSA ID:
      #10193451

      This Preliminary information communicates that after installation of GM Accessory Performance Brake Pads it may be noticed the EBCM has set DTC(s) C116C 05 and/or C116B 05. Read More »

    • TSB #PIT5713A

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10187200

      This Preliminary information communicates an issue with the engine wiring harness shorting at the left front cylinder head causing any of the following issues: -  IPC gauges sweeping while driving -  Several IPC warning messages and ... Read More »

    • TSB #PIT5713A

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10185749

      This Preliminary information communicates an issue with the engine wiring harness shorting at the left front cylinder head causing any of the following issues: -  IPC gauges sweeping while driving -  Several IPC warning messages and ... Read More »

    • TSB #PIT5721

      Date Announced:
      NOV 19, 2019
      NHTSA ID:
      #10168968

      This Preliminary Information communication provides information to the technician about vehicles that have Lane Keep Assist inoperative with the lane keep assist switch LED is always on and the lane keep assist Icon is not illuminated on ... Read More »

    • TSB #PIT5527C

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10168965

      This Preliminary Information communication provides information to the technician about vehicles that show a "Take Steering" message on the Driver Information Center along with a warning chime/alert. Read More »

    • TSB #N182201851-01

      Date Announced:
      APR 24, 2019
      NHTSA ID:
      #10160093

      Service Update. In certain vehicles, the park assist may be inoperable and the customer does not have the ability to turn the feature on or off. Dealers will reprogram the park assist feature and then clear all codes. Read More »

    LANE DEPARTURE: LANE KEEP: STEERING ASSIST

    • TSB #PIT5721A

      Date Announced:
      FEB 06, 2020
      NHTSA ID:
      #10172312

      This Preliminary Information communication provides information to the technician about vehicles that have Lane Keep Assist inoperative with the lane keep assist switch LED is always on and the lane keep assist Icon is not illuminated on ... Read More »

    • TSB #18NA368

      Date Announced:
      MAR 08, 2019
      NHTSA ID:
      #10158829

      This technical bulletin provides a procedure to reset the parking assist module if the parking assist message is on when delivered to the dealership. Read More »

    BACK OVER PREVENTION

    • TSB #PIT5666C

      Date Announced:
      JUN 10, 2021
      NHTSA ID:
      #10201278

      This Preliminary information communicates an issue with a noise caused by the engine harness rubbing on the floor pan.  Dealers are to reposition the harness to fix the noise. Read More »

    • TSB #19NA076

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10198848

      This service bulletin provides repair information to correct a customer concern of Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse. Read More »

    • TSB #19NA129

      Date Announced:
      MAY 05, 2021
      NHTSA ID:
      #10198849

      This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle. Read More »

    • TSB #20NA188

      Date Announced:
      APR 21, 2021
      NHTSA ID:
      #10194087

      This technical bulletin provides repair information to correct a customer concern of Rear View Camera Image Flickers When Brake Lamps or Turn Signals are On. Read More »

    • TSB #PIP5653K

      Date Announced:
      APR 15, 2021
      NHTSA ID:
      #10193454

      This Preliminary information communicates that engineering is investigating a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #PIT5674B

      Date Announced:
      APR 12, 2021
      NHTSA ID:
      #10193451

      This Preliminary information communicates that after installation of GM Accessory Performance Brake Pads it may be noticed the EBCM has set DTC(s) C116C 05 and/or C116B 05. Read More »

    • TSB #PIT5666B

      Date Announced:
      APR 12, 2021
      NHTSA ID:
      #10193449

      This Preliminary information communicates an issue with a noise caused by the engine harness rubbing on the floor pan.  Dealers are to reposition the harness to fix the noise. Read More »

    • TSB #20NA048

      Date Announced:
      APR 01, 2021
      NHTSA ID:
      #10194086

      This technical bulletin provides repair information to correct a customer concern of hearing a rattle noise from driver or passenger seat belt. Read More »

    • TSB #PIT5744A

      Date Announced:
      MAR 05, 2021
      NHTSA ID:
      #10190365

      This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body. Read More »

    • TSB #21NA018

      Date Announced:
      JAN 27, 2021
      NHTSA ID:
      #10188399

      This technical bulletin provides repair information to correct a customer concern of a pop noise heard coming from the rear roof of cab area. Read More »

    • TSB #PIE0609

      Date Announced:
      JAN 11, 2021
      NHTSA ID:
      #10188418

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a noise heard from the engine compartment, loss of charging and/or reduced ... Read More »

    • TSB #PIT5386F

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10187183

      This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. Read More »

    • TSB #PIT5386F

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10185732

      This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. Read More »

    • TSB #20NA129

      Date Announced:
      AUG 17, 2020
      NHTSA ID:
      #10180311

      This informational bulletin provides information for dealers/technicians on Rear View Camera Display Bright At Night. Read More »

    • TSB #PIT5744

      Date Announced:
      MAY 26, 2020
      NHTSA ID:
      #10176330

      This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body. Read More »

    • TSB #PIP5653F

      Date Announced:
      MAY 20, 2020
      NHTSA ID:
      #10176323

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #N192282480

      Date Announced:
      JAN 16, 2020
      NHTSA ID:
      #10171420

      Customer Satisfaction Program. Certain vehicles, may have several wires going to the body control module (BCM) damaged due to the installation/removal of the aftermarket LoJack alarm system from the vehicle. Read More »

    • TSB #N192275630

      Date Announced:
      DEC 11, 2019
      NHTSA ID:
      #10171251

      N192275630 - Customer Satisfaction Program. Certain vehicles, may have a condition in which the electronic brake control module is less likely to activate the optional integrated brake assist. Read More »

    • TSB #PIT5386E

      Date Announced:
      MAR 13, 2019
      NHTSA ID:
      #10156926

      This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. Read More »

    • TSB #18295

      Date Announced:
      SEP 20, 2018
      NHTSA ID:
      #10147334

      18295 - Customer Satisfaction Program - Certain vehicles may have been built with an incorrect rear bumper. Read More »

    BACK OVER PREVENTION:SOFTWARE

    • TSB #PIT5387J

      Date Announced:
      DEC 10, 2020
      NHTSA ID:
      #10187175

      This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection ... Read More »

    BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

    • TSB #PIT5697

      Date Announced:
      JUL 19, 2019
      NHTSA ID:
      #10163671

      This Preliminary information communication  provides information to the technician on installing Regular Production Option Code UVC Rearview Camera. Read More »

    • TSB #19NA076

      Date Announced:
      APR 09, 2019
      NHTSA ID:
      #10160418

      This technical bulletin provides repair information to correct a customer concern of Blue Screen and Service Rear Vision System Message on Radio Display. Read More »

    • TSB #PIE0507A

      Date Announced:
      MAR 19, 2019
      NHTSA ID:
      #10158878

      This engineering informational bulletin is requesting information on experiencing a blue screen with service rear vision system message on the radio display when shifting into reverse or a black or blank rear camera image when viewing the ... Read More »

    • TSB #PIT5552C

      Date Announced:
      FEB 25, 2019
      NHTSA ID:
      #10154322

      This Preliminary information communicates repair information for the rear vision camera or surround vision camera image being: -  Yellow -  Blurry -  Distorted -  Image scrolling -  Image with NO gridlines -  Screen is blue with ... Read More »

    • TSB #PIE0507

      Date Announced:
      FEB 13, 2019
      NHTSA ID:
      #10155092

      This engineering informational bulletin is requesting information on experiencing a blue screen with a service rear vision system message on the radio display when shifting into reverse or a black or blank rear camera image when viewing ... Read More »

    • TSB #18295

      Date Announced:
      SEP 20, 2018
      NHTSA ID:
      #10147334

      18295 - Customer Satisfaction Program - Certain vehicles may have been built with an incorrect rear bumper. Read More »

    BACK OVER PREVENTION:DISPLAY FUNCTION

    • TSB #20NA235

      Date Announced:
      DEC 17, 2020
      NHTSA ID:
      #10187428

      This service bulletin provides information to aid a dealer/customer concern of Radio Unwanted Phantom Touch or Non-Responsive to Touch After Cleaning/Disinfecting Radio Display. Read More »

    • TSB #20NA231

      Date Announced:
      DEC 16, 2020
      NHTSA ID:
      #10187425

      This informational bulletin provides information for dealers/technicians on Radio or Display Malfunctions Immediately After Replacement. Read More »

    • TSB #PIT5387J

      Date Announced:
      DEC 10, 2020
      NHTSA ID:
      #10187175

      This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection ... Read More »

    INTERIOR LIGHTING

    • TSB #PIT5690

      Date Announced:
      JUN 04, 2019
      NHTSA ID:
      #10162112

      This Preliminary information communicates information on the third row dome lamp operation.   Read More »

    COMMUNICATION: VEHICLE TO INFRASTRUCTURE

    • TSB #21NA135

      Date Announced:
      JUN 10, 2021
      NHTSA ID:
      #10200137

      This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content. Read More »

    EQUIPMENT

    • TSB #PIC6438B

      Date Announced:
      AUG 19, 2021
      NHTSA ID:
      #10201318

      This Preliminary information communicates a condition where the Video Processing Control Module is not able to be programmed to the vehicle. This PI offeres a couple workarounds while Engineering evaluates the concern. Read More »

    • TSB #PIT3099U

      Date Announced:
      AUG 11, 2021
      NHTSA ID:
      #10201310

      This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits.  Technicians should refer to Service Information for information regarding most accessories. Read More »

    • TSB #N212338290

      Date Announced:
      JUL 20, 2021
      NHTSA ID:
      #10200199

      Special Coverage. Certain vehicles equipped with a 6.6L diesel engine (RPO L5P), may have a condition that could cause the engine glow plugs to fail. Read More »

    • TSB #21NA152

      Date Announced:
      JUN 28, 2021
      NHTSA ID:
      #10200149

      This service bulletin provides information for dealers/technicians on glass ultraviolet (UV) Ray protection and tint percentage. Read More »

    • TSB #21NA146

      Date Announced:
      JUN 24, 2021
      NHTSA ID:
      #10200145

      This technical bulletin provides a procedure to test and replace the actuator bolts if the internal springs are found to have failed. Read More »

    • TSB #N212326940

      Date Announced:
      JUN 22, 2021
      NHTSA ID:
      #10200186

      Customer Satisfaction Program. Certain vehicles, may have a condition in which the engine oil cooler (EOC) lines may leak and detach from the crimp joints. Exposure to cold temperature may also aggravate this condition. Read More »

    • TSB #010842001N

      Date Announced:
      JUN 21, 2021
      NHTSA ID:
      #10200151

      This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines. Read More »

    • TSB #PIE0609A

      Date Announced:
      JUN 16, 2021
      NHTSA ID:
      #10200156

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a noise heard from the engine compartment, loss of charging and/or reduced ... Read More »

    • TSB #990420002L

      Date Announced:
      JUN 15, 2021
      NHTSA ID:
      #10200154

      This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation. Read More »

    • TSB #080730035E

      Date Announced:
      JUN 07, 2021
      NHTSA ID:
      #10200152

      This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid. Read More »

    • TSB #110089002E

      Date Announced:
      JUN 03, 2021
      NHTSA ID:
      #10200153

      This service bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period. Read More »

    • TSB #070089037Q

      Date Announced:
      MAY 27, 2021
      NHTSA ID:
      #10200089

      This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs. Read More »

    • TSB #120851002M

      Date Announced:
      MAY 26, 2021
      NHTSA ID:
      #10200092

      This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures. Read More »

    • TSB #19NA076

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10199239

      This service bulletin provides repair information to correct a customer concern of Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse. Read More »

    • TSB #18NA306

      Date Announced:
      MAY 21, 2021
      NHTSA ID:
      #10199235

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA). Read More »

    • TSB #18NA306

      Date Announced:
      MAY 21, 2021
      NHTSA ID:
      #10198844

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA). Read More »

    • TSB #100089006H

      Date Announced:
      MAY 17, 2021
      NHTSA ID:
      #10200090

      This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only). Read More »

    • TSB #070089037P

      Date Announced:
      MAY 17, 2021
      NHTSA ID:
      #10200088

      This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs. Read More »

    • TSB #PIT5746A

      Date Announced:
      MAY 13, 2021
      NHTSA ID:
      #10197296

      This Preliminary information communicates information on how dealers can contact the supplier for Associated Accessories offered through GM. Read More »

    • TSB #120851002L

      Date Announced:
      MAY 07, 2021
      NHTSA ID:
      #10200091

      This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures. Read More »

    • TSB #20NA159

      Date Announced:
      MAY 06, 2021
      NHTSA ID:
      #10199249

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #21NA110

      Date Announced:
      MAY 06, 2021
      NHTSA ID:
      #10199272

      This informational bulletin provides information for dealers/technicians on Information on GM Accessories - Instructions on Claim Submission on Dealer-Replaced Tonneau Covers During Warranty Period. Read More »

    • TSB #21NA110

      Date Announced:
      MAY 06, 2021
      NHTSA ID:
      #10198881

      This informational bulletin provides information for dealers/technicians on Information on GM Accessories - Instructions on Claim Submission on Dealer-Replaced Tonneau Covers During Warranty Period. Read More »

    • TSB #21NA103

      Date Announced:
      APR 23, 2021
      NHTSA ID:
      #10194114

      This service bulletin provides information regarding Witness Marks from Panel Adjustments Made During Manufacturing and that it is considered a normal condition. Read More »

    • TSB #PIP5742A

      Date Announced:
      APR 22, 2021
      NHTSA ID:
      #10193467

      This Preliminary information communicates to the dealer technicians that a belt chirp or rubbing noise may be caused by the harmonic balancer out ring moving backward on the pulley and contacting the front cover. Read More »

    • TSB #18NA073

      Date Announced:
      APR 13, 2021
      NHTSA ID:
      #10194081

      This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement. Read More »

    • TSB #PIP5654A

      Date Announced:
      APR 09, 2021
      NHTSA ID:
      #10193447

      This Preliminary information communicates to the dealer technician that the valve body Part Unique Number (PUN) may contain the letter O or the number 0. Read More »

    • TSB #18NA146

      Date Announced:
      APR 07, 2021
      NHTSA ID:
      #10194082

      This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only). Read More »

    • TSB #020089002T

      Date Announced:
      APR 06, 2021
      NHTSA ID:
      #10195127

      This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only). Read More »

    • TSB #070089036J

      Date Announced:
      APR 06, 2021
      NHTSA ID:
      #10195149

      This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures. Read More »

    • TSB #PIT3227Q

      Date Announced:
      APR 01, 2021
      NHTSA ID:
      #10193430

      This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Read More »

    • TSB #18NA099

      Date Announced:
      MAR 30, 2021
      NHTSA ID:
      #10191191

      This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim. Read More »

    • TSB #18NA306

      Date Announced:
      MAR 29, 2021
      NHTSA ID:
      #10191192

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA). Read More »

    • TSB #110089005Q

      Date Announced:
      MAR 17, 2021
      NHTSA ID:
      #10191233

      This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only). Read More »

    • TSB #21NA043

      Date Announced:
      MAR 09, 2021
      NHTSA ID:
      #10191217

      This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer. Read More »

    • TSB #18NA306

      Date Announced:
      DEC 23, 2020
      NHTSA ID:
      #10186065

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA). Read More »

    • TSB #20NA212

      Date Announced:
      DEC 23, 2020
      NHTSA ID:
      #10186085

      This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall. Read More »

    • TSB #18NA306

      Date Announced:
      DEC 23, 2020
      NHTSA ID:
      #10187379

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA). Read More »

    • TSB #19NA257

      Date Announced:
      DEC 22, 2020
      NHTSA ID:
      #10186075

      This technical bulletin provides repair information to correct a customer concern of the pickup box being out of alignment. Read More »

    • TSB #20NA235

      Date Announced:
      DEC 17, 2020
      NHTSA ID:
      #10186101

      This service bulletin provides information to aid a dealer/customer concern of Radio Unwanted Phantom Touch or Non-Responsive to Touch After Cleaning/Disinfecting Radio Display. Read More »

    • TSB #19NA218

      Date Announced:
      DEC 16, 2020
      NHTSA ID:
      #10186073

      This technical bulletin provides a service procedure to correct a condition of Ticking Noise from the Engine. Read More »

    • TSB #20NA231

      Date Announced:
      DEC 16, 2020
      NHTSA ID:
      #10186098

      This informational bulletin provides information for dealers/technicians on Radio or Display Malfunctions Immediately After Replacement. Read More »

    • TSB #010601011L

      Date Announced:
      DEC 16, 2020
      NHTSA ID:
      #10186104

      This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. Read More »

    • TSB #090604026S

      Date Announced:
      DEC 08, 2020
      NHTSA ID:
      #10186106

      This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2. Read More »

    • TSB #20NA198

      Date Announced:
      DEC 04, 2020
      NHTSA ID:
      #10186083

      This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »

    • TSB #040089015V

      Date Announced:
      DEC 01, 2020
      NHTSA ID:
      #10186105

      This bulletin provides information on Warranty Administration ? Required Operating Procedures - 8 Points (U.S. Only). Read More »

    • TSB #PIT5161H

      Date Announced:
      NOV 30, 2020
      NHTSA ID:
      #10184142

      This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Read More »

    • TSB #20NA078

      Date Announced:
      NOV 23, 2020
      NHTSA ID:
      #10184484

      This technical bulletin provides a procedure to replace the 4 5 6 clutch housing if the bushing was found worn and the cause of the customers concern. Read More »

    • TSB #000310002L

      Date Announced:
      NOV 12, 2020
      NHTSA ID:
      #10184499

      This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels. Read More »

    • TSB #990851001E

      Date Announced:
      NOV 06, 2020
      NHTSA ID:
      #10184503

      Thins informational bulletin provides information on Paint-less Dent Repair Process. Read More »

    • TSB #18NA098

      Date Announced:
      NOV 06, 2020
      NHTSA ID:
      #10184479

      This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks. Read More »

    • TSB #100605002I

      Date Announced:
      NOV 02, 2020
      NHTSA ID:
      #10184502

      This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set. Read More »

    • TSB #20NA213

      Date Announced:
      OCT 30, 2020
      NHTSA ID:
      #10183211

      This service bulletin provides information on Improved Oil Filter Gasket Design for Spin-On Oil Filters PF63, PF64 and PF48. Read More »

    • TSB #19NA187

      Date Announced:
      OCT 28, 2020
      NHTSA ID:
      #10183171

      This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause. Read More »

    • TSB #16NA380

      Date Announced:
      OCT 28, 2020
      NHTSA ID:
      #10183132

      This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe. Read More »

    • TSB #PIT5387H

      Date Announced:
      OCT 27, 2020
      NHTSA ID:
      #10182573

      This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection ... Read More »

    • TSB #19NA237

      Date Announced:
      OCT 27, 2020
      NHTSA ID:
      #10183176

      This informational bulletin explains how to identify possible DEF contamination. Read More »

    • TSB #1308116001F

      Date Announced:
      OCT 23, 2020
      NHTSA ID:
      #10183782

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #060089026Q

      Date Announced:
      OCT 09, 2020
      NHTSA ID:
      #10183780

      This warranty administration bulletin provides information on Warranty Administration - Customer Concern Not Duplicated (CCND) Labor Operation Numbers. Read More »

    • TSB #20NA198

      Date Announced:
      SEP 29, 2020
      NHTSA ID:
      #10181721

      This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »

    • TSB #18NA306

      Date Announced:
      SEP 29, 2020
      NHTSA ID:
      #10181675

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only). Read More »

    • TSB #20NA194

      Date Announced:
      SEP 18, 2020
      NHTSA ID:
      #10181719

      This technical bulletin provides repair information to correct a customer concern of Hard Tri-Fold tonneau water leaks at the front corners of the pickup box. Read More »

    • TSB #20NA157

      Date Announced:
      SEP 17, 2020
      NHTSA ID:
      #10181695

      This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF. Read More »

    • TSB #20NA142

      Date Announced:
      SEP 09, 2020
      NHTSA ID:
      #10181693

      This Technical bulletin provides a repair to correct a condition of Shudder/Surging While Driving. Read More »

    • TSB #PIT5767

      Date Announced:
      AUG 21, 2020
      NHTSA ID:
      #10179647

      This Preliminary information communicates an issue with poor a/c performance and to replace the a/c condenser.  Read More »

    • TSB #PIT5666A

      Date Announced:
      AUG 17, 2020
      NHTSA ID:
      #10179637

      This Preliminary information communicates an issue with a noise caused by the engine harness rubbing on the floor pan.  Dealers are to reposition the harness to fix the noise. Read More »

    • TSB #990089019U

      Date Announced:
      AUG 14, 2020
      NHTSA ID:
      #10180697

      This Warranty Administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information. Read More »

    • TSB #PIP5653H

      Date Announced:
      AUG 12, 2020
      NHTSA ID:
      #10179636

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #PIP5733B

      Date Announced:
      AUG 06, 2020
      NHTSA ID:
      #10179625

      This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history.  Under Investigation Read More »

    • TSB #PIT5735C

      Date Announced:
      AUG 06, 2020
      NHTSA ID:
      #10179626

      This Preliminary information communicates an issue with a SES MIL and the Brake System Control Module setting false DTC's during shut down.  GM Engineering released updated cals for the BSCM to repair the issue. Read More »

    • TSB #19NA255

      Date Announced:
      JUL 22, 2020
      NHTSA ID:
      #10178959

      This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). Read More »

    • TSB #PIP5653G

      Date Announced:
      JUL 22, 2020
      NHTSA ID:
      #10178378

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #19NA277

      Date Announced:
      JUL 21, 2020
      NHTSA ID:
      #10178960

      This technical bulletin provides a procedure to replace the fuel tank, sending unit and install a piece of fuel hose to the vent and route down the fuel feed line and secure with zip ties. Read More »

    • TSB #070842006O

      Date Announced:
      JUL 15, 2020
      NHTSA ID:
      #10179407

      This informational bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory ... Read More »

    • TSB #PIP5684B

      Date Announced:
      JUL 13, 2020
      NHTSA ID:
      #10178370

      This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual. Read More »

    • TSB #PIE0572

      Date Announced:
      JUN 22, 2020
      NHTSA ID:
      #10178299

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a on a no restart after auto-stop event and/or, no crank. Read More »

    • TSB #PIT5674A

      Date Announced:
      JUN 16, 2020
      NHTSA ID:
      #10178327

      This Preliminary information communicates that after installation of GM Accessory Performance Brake Pads it may be noticed the EBCM has set DTC(s) C116C 05 and/or C116B 05. Read More »

    • TSB #990089019T

      Date Announced:
      JUN 15, 2020
      NHTSA ID:
      #10178293

      This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information. Read More »

    • TSB #PIT5752

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10178322

      This Preliminary information communicates multiple vehicle issues caused by an aftermarket device and it gives dealership information where to inspect for this device. Read More »

    • TSB #PIT5206G

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10178323

      This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages ? ... Read More »

    • TSB #PIT5564C

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10178324

      This Preliminary information communicates an issue with aftermarket USB chargers causing SIR DTC's to set.  Read More »

    • TSB #20NA055

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178263

      This technical bulletin provides a procedure to program the ECM to correct the customers concern. Read More »

    • TSB #PIE0568C

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178297

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the conditions that are listed in this PIE. Read More »

    • TSB #110089005O

      Date Announced:
      JUN 02, 2020
      NHTSA ID:
      #10178291

      This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only). Read More »

    • TSB #060089029T

      Date Announced:
      MAY 27, 2020
      NHTSA ID:
      #10176647

      This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability. Read More »

    • TSB #19NA277

      Date Announced:
      MAY 08, 2020
      NHTSA ID:
      #10176619

      This technical bulletin provides a procedure to replace the fuel tank, sending unit and install a piece of fuel hose to the vent and route down the fuel feed line and secure with zip ties. Read More »

    • TSB #030089006R

      Date Announced:
      MAY 07, 2020
      NHTSA ID:
      #10176644

      This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores. Read More »

    • TSB #060089029S

      Date Announced:
      MAY 06, 2020
      NHTSA ID:
      #10176646

      This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability. Read More »

    • TSB #19NA153

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176611

      This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal. Read More »

    • TSB #060089029R

      Date Announced:
      APR 28, 2020
      NHTSA ID:
      #10175853

      This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability. Read More »

    • TSB #20NA048

      Date Announced:
      APR 20, 2020
      NHTSA ID:
      #10175758

      This technical bulletin provides repair information to correct a customer concern of hearing a rattle noise from driver or passenger seat belt. Read More »

    • TSB #060089029Q

      Date Announced:
      APR 03, 2020
      NHTSA ID:
      #10175852

      This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »

    • TSB #PIP5653E

      Date Announced:
      MAR 27, 2020
      NHTSA ID:
      #10173724

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #PIT5736

      Date Announced:
      MAR 09, 2020
      NHTSA ID:
      #10173679

      This Preliminary information communicates how the HVAC setting operates during a remote vehicle start. Read More »

    • TSB #020089002S

      Date Announced:
      MAR 06, 2020
      NHTSA ID:
      #10174299

      This informational bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only). Read More »

    • TSB #19NA104

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10173393

      This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area. Read More »

    • TSB #20NA044

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10172815

      This technical bulletin provides repair information to correct a customer concern of endgate will not auto open or auto close after accessory tonneau cover installation, and/or poor fit of tonneau cover to endgate. Read More »

    • TSB #040601029J

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10173416

      This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules. Read More »

    • TSB #20NA043

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10172814

      This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw. Read More »

    • TSB #19NA267

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10173402

      This technical bulletin provides repair information to correct a customer concern of Driver Information Center Welcome Logo Flickers When Entering Vehicle. Read More »

    • TSB #PIE0541A

      Date Announced:
      FEB 17, 2020
      NHTSA ID:
      #10173420

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a vibration and/or banging noise heard from under the vehicle. Read More »

    • TSB #19NA218

      Date Announced:
      FEB 14, 2020
      NHTSA ID:
      #10173397

      This technical bulletin provides a service procedure to correct a condition of Ticking Noise from the Engine. Read More »

    • TSB #050307009J

      Date Announced:
      FEB 14, 2020
      NHTSA ID:
      #10173417

      This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles. Read More »

    • TSB #PIT5733

      Date Announced:
      FEB 13, 2020
      NHTSA ID:
      #10172318

      This Preliminary information provides information to the technician on installing a roof beacon light. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 157. Read More »

    • TSB #18NA073

      Date Announced:
      FEB 07, 2020
      NHTSA ID:
      #10172784

      This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement. Read More »

    • TSB #110089002D

      Date Announced:
      JAN 29, 2020
      NHTSA ID:
      #10172294

      This informational bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period. Read More »

    • TSB #050307009I

      Date Announced:
      JAN 27, 2020
      NHTSA ID:
      #10172293

      This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment. Read More »

    • TSB #PI0689D

      Date Announced:
      JAN 23, 2020
      NHTSA ID:
      #10172296

      This preliminary information bulletin provides a procedure for installing a aftermarket tool or utility box. Read More »

    • TSB #20NA016

      Date Announced:
      JAN 21, 2020
      NHTSA ID:
      #10172285

      This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the ... Read More »

    • TSB #PIT5387G

      Date Announced:
      JAN 17, 2020
      NHTSA ID:
      #10171297

      This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection ... Read More »

    • TSB #16NA383

      Date Announced:
      JAN 02, 2020
      NHTSA ID:
      #10171878

      This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »

    • TSB #PI0592F

      Date Announced:
      DEC 12, 2019
      NHTSA ID:
      #10170498

      This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961). Read More »

    • TSB #100089009D

      Date Announced:
      NOV 26, 2019
      NHTSA ID:
      #10169357

      This informational bulletin provides information on key code security rules and information on GM keycode look-up applications. Read More »

    • TSB #080089014F

      Date Announced:
      NOV 25, 2019
      NHTSA ID:
      #10169355

      This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC). Read More »

    • TSB #19NA267

      Date Announced:
      NOV 22, 2019
      NHTSA ID:
      #10169349

      This technical bulletin provides repair information to correct a customer concern of Driver Information Center Welcome Logo Flickers When Entering Vehicle. Read More »

    • TSB #19NA270

      Date Announced:
      NOV 21, 2019
      NHTSA ID:
      #10169351

      This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet. Read More »

    • TSB #080310006G

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169356

      This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel ... Read More »

    • TSB #010842001M

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169354

      This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines. Read More »

    • TSB #19NA076

      Date Announced:
      NOV 07, 2019
      NHTSA ID:
      #10169266

      This technical bulletin provides repair information to correct a customer concern of Blue Screen and Service Rear Vision System Message on Radio Display. Read More »

    • TSB #N192270900

      Date Announced:
      NOV 07, 2019
      NHTSA ID:
      #10169639

      N192270900 - Customer Satisfaction Program. Certain vehicles, built between July 12, 2019 and July 18, 2019, may have a condition in which the brake pedal was not assembled properly and may cause the brake pedal to be noisy, loose or ... Read More »

    • TSB #120851002K

      Date Announced:
      OCT 30, 2019
      NHTSA ID:
      #10168210

      This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures. Read More »

    • TSB #17NA073

      Date Announced:
      SEP 18, 2019
      NHTSA ID:
      #10166638

      This warranty administration bulletin provides information regarding the field action courtesy transportation policy. Read More »

    • TSB #19NA189

      Date Announced:
      SEP 17, 2019
      NHTSA ID:
      #10166622

      This technical bulletin provides repair information to correct a customer concern of Radio Displays Climate Off Message or HVAC Popup Displays Different Settings. Read More »

    • TSB #N192257100

      Date Announced:
      SEP 17, 2019
      NHTSA ID:
      #10166240

      N192257100 - EM - General Motors has decided to conduct a voluntary emissions recall involving certain 2019 Chevrolet Silverado, Suburban, Tahoe and GMC Sierra vehicles equipped with a performance air intake system. Read More »

    • TSB #18NA146

      Date Announced:
      AUG 23, 2019
      NHTSA ID:
      #10165087

      This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only). Read More »

    • TSB #PIT5663B

      Date Announced:
      AUG 23, 2019
      NHTSA ID:
      #10164781

      This PI was written to inform dealers of a condition where a "Climate off" message will be displayed on the screen even thought the HVAC system is fully operational. Read More »

    • TSB #19NA189

      Date Announced:
      AUG 22, 2019
      NHTSA ID:
      #10165118

      This technical bulletin provides repair information to correct a customer concern of Radio Displays Climate Off Message or HVAC Popup Displays Different Settings. Read More »

    • TSB #PIT5653A

      Date Announced:
      AUG 22, 2019
      NHTSA ID:
      #10164780

      This Preliminary Information communication provides information to the technician about vehicles headrest monitors shutting off intermittently when closing driver door. Dealers should not replace any parts for this concern. Read More »

    • TSB #130089008B

      Date Announced:
      AUG 19, 2019
      NHTSA ID:
      #10165126

      This bulleting provides Wiring, Terminal and Connector Repair Information including how to determine the Service Part Number in eSI and how to locate the part(s) in the EPC. Read More »

    • TSB #19NA152

      Date Announced:
      AUG 13, 2019
      NHTSA ID:
      #10165103

      This technical bulletin provides repair information to correct a customer concern of Static Crackling Noise Using Bluetooth Microphone. Read More »

    • TSB #19NA183

      Date Announced:
      AUG 13, 2019
      NHTSA ID:
      #10165114

      This informational bulletin provides information for dealers/technicians on Mandatory VECI Label Replacement for (5W7) Performance Air Intake Kits. Read More »

    • TSB #19NA087

      Date Announced:
      AUG 09, 2019
      NHTSA ID:
      #10165096

      This Technical bulletin provides information for dealers/technicians on Radio Software Version V805 Over-the-Air Update Release. Read More »

    • TSB #PIT5702

      Date Announced:
      AUG 07, 2019
      NHTSA ID:
      #10164750

      This Preliminary information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Read More »

    • TSB #PIP5653B

      Date Announced:
      AUG 07, 2019
      NHTSA ID:
      #10164755

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #990089019R

      Date Announced:
      JUL 26, 2019
      NHTSA ID:
      #10163900

      This informational bulletin provides process information for the (GWM) and (WPC) parts return program. Read More »

    • TSB #PIT5662C

      Date Announced:
      JUL 19, 2019
      NHTSA ID:
      #10163670

      This Preliminary information communicates information to diagnose DTC C056D or C056E. Read More »

    • TSB #1308116001E

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163272

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #16NA222

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163193

      This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations. Read More »

    • TSB #090604026Q

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163266

      This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2. Read More »

    • TSB #000601012J

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163260

      This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts. Read More »

    • TSB #120851002J

      Date Announced:
      MAY 31, 2019
      NHTSA ID:
      #10161969

      This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures. Read More »

    • TSB #18NA383

      Date Announced:
      MAY 30, 2019
      NHTSA ID:
      #10161884

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #PIC6365

      Date Announced:
      MAY 21, 2019
      NHTSA ID:
      #10161038

       This Preliminary information communicates information to dealers advising certain Over the air updates and USB updates have been temporarily suspended.  Read More »

    • TSB #PIT5655B

      Date Announced:
      MAY 20, 2019
      NHTSA ID:
      #10161037

      This Preliminary information communicates that a customer may complain of when a Bluetooth call is received the ringing will be continuous for the rest of the drive cycle . Read More »

    • TSB #16NA119

      Date Announced:
      MAY 08, 2019
      NHTSA ID:
      #10161929

      This warranty administration bulletin provide policy information to cover GM's policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada. Read More »

    • TSB #080089014E

      Date Announced:
      MAY 02, 2019
      NHTSA ID:
      #10161907

      This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC). Read More »

    • TSB #PIP5637

      Date Announced:
      APR 23, 2019
      NHTSA ID:
      #10160684

      The Preliminary Information communication advises the technician that the Product Quality Center has a part exchange for 3.0 LM2 engine. Read More »

    • TSB #19NA076

      Date Announced:
      APR 09, 2019
      NHTSA ID:
      #10160418

      This technical bulletin provides repair information to correct a customer concern of Blue Screen and Service Rear Vision System Message on Radio Display. Read More »

    • TSB #030729004L

      Date Announced:
      APR 02, 2019
      NHTSA ID:
      #10160133

      This informational bulletin provides normal operating characteristics and diagnostic information on Manual transmissions. Read More »

    • TSB #1008110001H

      Date Announced:
      APR 01, 2019
      NHTSA ID:
      #10160135

      This informational bulletin provides information on proper use of floor mats. Read More »

    • TSB #PIP5631

      Date Announced:
      MAR 27, 2019
      NHTSA ID:
      #10156955

      This Preliminary information communicates to the dealer technician additional Instructions For Control Valve Body Bolt Kit Part Number 24294356. Read More »

    • TSB #060089029O

      Date Announced:
      MAR 25, 2019
      NHTSA ID:
      #10158859

      This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »

    • TSB #1008110001G

      Date Announced:
      MAR 22, 2019
      NHTSA ID:
      #10158867

      This informational bulletin provides information on proper use of floor mats. Read More »

    • TSB #18NA338

      Date Announced:
      MAR 19, 2019
      NHTSA ID:
      #10158825

      This technical bulletin proves a procedure to update the rear infotainment monitors if found the cause of the audio concerns. Read More »

    • TSB #19NA051

      Date Announced:
      MAR 18, 2019
      NHTSA ID:
      #10158844

      This technical bulletin provides repair information to correct a customer concern of the hard-trifold tonneau front and/or rear cover unlatching, popping up. Read More »

    • TSB #PIE0500A

      Date Announced:
      MAR 18, 2019
      NHTSA ID:
      #10158874

      This engineering informational bulletin is requesting information to check the shutters through the grille opening of the vehicle. Read More »

    • TSB #PIT5666

      Date Announced:
      MAR 15, 2019
      NHTSA ID:
      #10156935

      This Preliminary information communicates an issue with a noise caused by the engine harness rubbing on the floor pan.  Dealers are to reposition the harness to fix the noise. Read More »

    • TSB #100845001F

      Date Announced:
      MAR 15, 2019
      NHTSA ID:
      #10158863

      This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish". Read More »

    • TSB #090089002Q

      Date Announced:
      MAR 14, 2019
      NHTSA ID:
      #10158862

      This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer. Read More »

    • TSB #PIT5655A

      Date Announced:
      MAR 12, 2019
      NHTSA ID:
      #10156923

      This Preliminary information communicates that a customer may complain of when a Bluetooth call is received the ringing will be continuous for the rest of the drive cycle . Read More »

    • TSB #PIE0515

      Date Announced:
      MAR 06, 2019
      NHTSA ID:
      #10158880

      This engineering informational bulletin is requesting information for checking for DTCs and the voltage (relative to a ground) on BOTH sides of the 400A starter fuse in the Battery Distribution Engine Compartment Fuse Block. Read More »

    • TSB #PIT5660

      Date Announced:
      MAR 05, 2019
      NHTSA ID:
      #10156909

      This Preliminary information communicates repair information if the HVAC mode door actuator becomes lost and does not move to the correct mode position.  Read More »

    • TSB #060605001H

      Date Announced:
      MAR 05, 2019
      NHTSA ID:
      #10158860

      This informational bulletin explains the normal characteristics of exhaust noise during active fuel management when in Three or Four Cylinder Mode. Read More »

    • TSB #150601002H

      Date Announced:
      MAR 04, 2019
      NHTSA ID:
      #10158866

      This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on. Read More »

    • TSB #120089002C

      Date Announced:
      FEB 26, 2019
      NHTSA ID:
      #10155073

      This informational bulletin provides the dealer with information on what to do when requesting a new key code for the customer. Read More »

    • TSB #PIE0499A

      Date Announced:
      FEB 26, 2019
      NHTSA ID:
      #10154657

      This engineering informational bulletin is requesting information and document the exact location of the wire chafing by taking a photo of the flex fuel pigtail as it appears BEFORE repairs are made. Read More »

    • TSB #17NA073

      Date Announced:
      FEB 15, 2019
      NHTSA ID:
      #10154641

      This warranty administration bulletin provides information regarding the field action courtesy transportation policy. Read More »

    • TSB #090089016F

      Date Announced:
      FEB 08, 2019
      NHTSA ID:
      #10155071

      This warranty nonadministrative bulletin provides information on the proper use of the labor operation 0600014. Read More »

    • TSB #090089002P

      Date Announced:
      FEB 05, 2019
      NHTSA ID:
      #10155070

      This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer. Read More »

    • TSB #PIE0502

      Date Announced:
      FEB 04, 2019
      NHTSA ID:
      #10155066

      This engineering informational bulletin is requesting information from the field on navigation error message, intermittently or consistently, that appears on the radio display or instrument cluster while navigation is being used. Read More »

    • TSB #PIE0500

      Date Announced:
      JAN 24, 2019
      NHTSA ID:
      #10155065

      This engineering informational bulletin is requesting information to check the shutters through the grille opening of the vehicle. Read More »

    • TSB #PI1354I

      Date Announced:
      JAN 17, 2019
      NHTSA ID:
      #10155057

      This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair. Read More »

    • TSB #18NA287

      Date Announced:
      JAN 14, 2019
      NHTSA ID:
      #10155029

      This informational bulletin provides information for dealers/technicians on a blank or distorted 7 inch radio display during radio replacement. Read More »

    • TSB #060089026O

      Date Announced:
      DEC 21, 2018
      NHTSA ID:
      #10155010

      This warranty bulletin provides labor operation numbers for customer concerns Not duplicated (CCND). Read More »

    • TSB #18NA376

      Date Announced:
      DEC 14, 2018
      NHTSA ID:
      #10155002

      This bulletin provides service procedure information for dealers/technicians on Radio Software Version V509 Over-the-Air Update. Read More »

    • TSB #080089014C

      Date Announced:
      DEC 13, 2018
      NHTSA ID:
      #10155014

      This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC). Read More »

    • TSB #PIT5570B

      Date Announced:
      NOV 26, 2018
      NHTSA ID:
      #10151874

      This Preliminary Information communication provides the technician with weight capacity for the tailgate and cargo loops in the bed. Read More »

    • TSB #PIT3946C

      Date Announced:
      NOV 14, 2018
      NHTSA ID:
      #10151839

      This Preliminary Information communicates an issues with the headliner sagging and how to reattach the velcro using Hardman Double Bubble Epoxy part number 04001. Read More »

    • TSB #18NA338

      Date Announced:
      NOV 09, 2018
      NHTSA ID:
      #10155113

      This technical bulletin proves a procedure to update the rear infotainment monitors if found the cause of the audio concerns. Read More »

    • TSB #18NA099

      Date Announced:
      NOV 05, 2018
      NHTSA ID:
      #10155101

      This bulletin provides information for use on a Product Assistance Claim (PAC), which is formally known as a Product Allegation Resolution (PAR) claim. Read More »

    • TSB #PIE0475A

      Date Announced:
      NOV 01, 2018
      NHTSA ID:
      #10155080

      This engineering informational bulletin is requesting information pictures of windshield, steering wheel and/or door trim panel for product issues covered under warranty. Read More »

    • TSB #PIT5630A

      Date Announced:
      OCT 30, 2018
      NHTSA ID:
      #10149061

      This Preliminary information communicates the possible setting of B101D-39 in the OnStar module and advises of byte info to retrieve while  engineering completes further investigation.  Read More »

    • TSB #18338

      Date Announced:
      OCT 24, 2018
      NHTSA ID:
      #10150651

      18338 - Service Update. Certain vehicles may have a linkage to the HVAC front defrost door that is not fully seated and it may disconnect over time. Inspect the defrost linkage and repair if the linkage is not fully seated. Read More »

    • TSB #PIT5637

      Date Announced:
      OCT 19, 2018
      NHTSA ID:
      #10147391

      This Preliminary information communicates normal radio display operation when shifting into reverse. Per FMVSS 111 an image must be displayed when shifted into reverse even when a vehicle is not equipped with a backup camera. Read More »

    • TSB #PIT5298C

      Date Announced:
      OCT 12, 2018
      NHTSA ID:
      #10147377

      This Preliminary Information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Read More »

    • TSB #18319

      Date Announced:
      OCT 10, 2018
      NHTSA ID:
      #10150565

      18319 - Service Update. Certain vehicles may have the cotter key clip retainer missing from the front brake pad guide pin. Inspect front calipers and install the cotter pin if necessary. Read More »

    • TSB #PIP5489C

      Date Announced:
      AUG 23, 2018
      NHTSA ID:
      #10144469

      This Preliminary information communicates to dealer technicians that snow and ice build up is possible if the air filter box is not properly sealed. Aftermarket bumpers may also allow water intrusion. Read More »

    EQUIPMENT:RECREATIONAL VEHICLE/TRAILER

    • TSB #20NA198

      Date Announced:
      OCT 23, 2020
      NHTSA ID:
      #10183199

      This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »

    • TSB #PIT5747

      Date Announced:
      JUN 05, 2020
      NHTSA ID:
      #10178307

      This Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues. Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #21NA068

      Date Announced:
      APR 16, 2021
      NHTSA ID:
      #10194101

      This warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with ... Read More »

    • TSB #PIT5752

      Date Announced:
      SEP 22, 2020
      NHTSA ID:
      #10181161

      This Preliminary information communicates multiple vehicle issues caused by an aftermarket device and it gives dealership information where to inspect for this device. Read More »

    • TSB #PIT5564C

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10178324

      This Preliminary information communicates an issue with aftermarket USB chargers causing SIR DTC's to set.  Read More »

    • TSB #100089005I

      Date Announced:
      MAR 31, 2020
      NHTSA ID:
      #10174304

      This warranty administration bulletin explains to the technician that when using wiring repair labor operations, additional information may be needed when submitting Global Warranty transactions when doing wiring repairs. Read More »

    • TSB #PIT5651C

      Date Announced:
      JAN 14, 2020
      NHTSA ID:
      #10171277

      This Preliminary information communicates and issue with a Service Column Lock message being displayed after performing a remote engine start using their cell phone app or key fob.  GM Engineering is working on the issue. Read More »

    • TSB #PIT5722

      Date Announced:
      DEC 05, 2019
      NHTSA ID:
      #10170421

      This Preliminary Information communication provides information to the technician about vehicles that may have unwanted volume ramping to max. Dealer should advise the customer General Motors is working on a solution to the concern. Read More »

    • TSB #18NA279

      Date Announced:
      OCT 10, 2019
      NHTSA ID:
      #10168186

      This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. Read More »

    • TSB #17NA276

      Date Announced:
      AUG 20, 2019
      NHTSA ID:
      #10165084

      This informational bulletin provides information on Loss of Phone Pairing or Favorites, Last Setting of Volume, Station, App, and Audio Settings Change When Vehicle Shuts Down in Demo Mode and that this is considered a normal ... Read More »

    • TSB #PIT5663A

      Date Announced:
      AUG 12, 2019
      NHTSA ID:
      #10164763

      This PI was written to inform dealers of a condition where a "Climate off" message will be displayed on the screen even thought the HVAC system is fully operational. Read More »

    • TSB #PIP5663

      Date Announced:
      JUL 31, 2019
      NHTSA ID:
      #10163690

      This Preliminary information communicates  AFM / DFM usage  Information. providing additional information on the AFM and DFM systems  Read More »

    • TSB #PIT5586C

      Date Announced:
      JUN 24, 2019
      NHTSA ID:
      #10162150

      This Preliminary information communicates a customer concern of IPC gauges inoperative or fluctuate, No Start, No Crank, SIR Light / Service Airbag Message, Service Suspension Message, Radio display blank, Steering Wheel Controls (SWC) ... Read More »

    • TSB #070849020P

      Date Announced:
      MAR 22, 2019
      NHTSA ID:
      #10158861

      This informational bulletin provides information for the IPC odometer programming method quick reference guide. Read More »

    • TSB #18NA338

      Date Announced:
      MAR 19, 2019
      NHTSA ID:
      #10158825

      This technical bulletin proves a procedure to update the rear infotainment monitors if found the cause of the audio concerns. Read More »

    • TSB #PIT5511C

      Date Announced:
      MAR 15, 2019
      NHTSA ID:
      #10156936

      This Preliminary Information communication advises the technician that some vehicles may have a dim Driver Information Center when the interior of the vehicle is hot from a sun load or extended heater operation. Read More »

    • TSB #PIT5553B

      Date Announced:
      FEB 25, 2019
      NHTSA ID:
      #10154318

      This Preliminary information communicates Operational Tips/Support For GM Accessory Three Camera Trailering System Package By EchoMaster. Read More »

    • TSB #030603004X

      Date Announced:
      JAN 24, 2019
      NHTSA ID:
      #10154626

      This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements. Read More »

    • TSB #17NA330

      Date Announced:
      DEC 04, 2018
      NHTSA ID:
      #10154978

      This informational bulletin provides information for the customer to pair their phone in order for the push to talk button on the steering wheel control to work. Read More »

    • TSB #18NA338

      Date Announced:
      NOV 09, 2018
      NHTSA ID:
      #10155113

      This technical bulletin proves a procedure to update the rear infotainment monitors if found the cause of the audio concerns. Read More »

    • TSB #PIT5630A

      Date Announced:
      OCT 30, 2018
      NHTSA ID:
      #10149061

      This Preliminary information communicates the possible setting of B101D-39 in the OnStar module and advises of byte info to retrieve while  engineering completes further investigation.  Read More »

    • TSB #PIT5386D

      Date Announced:
      AUG 20, 2018
      NHTSA ID:
      #10144462

      This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. Read More »

    EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES

    • TSB #PIT5545C

      Date Announced:
      FEB 20, 2019
      NHTSA ID:
      #10154310

      This Preliminary information communicates Content Theft Deterrent RPO UTJ is included and only available with Remote Vehicle Start RPO BTV. Read More »

    EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

    • TSB #PIT5790B

      Date Announced:
      JUN 10, 2021
      NHTSA ID:
      #10201277

      This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating. Read More »

    • TSB #PIT5790A

      Date Announced:
      DEC 18, 2020
      NHTSA ID:
      #10185744

      This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating Read More »

    • TSB #20NA235

      Date Announced:
      DEC 17, 2020
      NHTSA ID:
      #10186101

      This service bulletin provides information to aid a dealer/customer concern of Radio Unwanted Phantom Touch or Non-Responsive to Touch After Cleaning/Disinfecting Radio Display. Read More »

    • TSB #19NA076

      Date Announced:
      NOV 30, 2020
      NHTSA ID:
      #10184482

      This technical bulletin provides repair information to correct a customer concern of Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse. Read More »

    • TSB #20NA097

      Date Announced:
      NOV 13, 2020
      NHTSA ID:
      #10184486

      This technical bulletin provides repair information to correct a customer concern of Unwanted Radio Volume Ramp Up to Max, Radio Resets, Radio Display Blank, or Non-Responsive to Touch. Read More »

    • TSB #PIT5794

      Date Announced:
      NOV 12, 2020
      NHTSA ID:
      #10184106

      This Preliminary information communicates a concern where the wrong part number was being installed causing XM and Audio concerns. Read More »

    • TSB #PIT5790

      Date Announced:
      NOV 05, 2020
      NHTSA ID:
      #10184097

      This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating Read More »

    • TSB #20NA097

      Date Announced:
      OCT 12, 2020
      NHTSA ID:
      #10183183

      This technical bulletin provides repair information to correct a customer concern of Unwanted Radio Volume Ramp Up to Max. Read More »

    • TSB #20NA171

      Date Announced:
      SEP 25, 2020
      NHTSA ID:
      #10181701

      This technical bulletin provides repair information to correct a customer concern of software issues with Radio Software Version V808. Read More »

    • TSB #20NA171

      Date Announced:
      AUG 28, 2020
      NHTSA ID:
      #10180323

      This technical bulletin provides repair information to correct a customer concern of software issues with Radio Software Version V808. Read More »

    • TSB #19NA279

      Date Announced:
      JAN 02, 2020
      NHTSA ID:
      #10171901

      This Technical bulletin provides a procedure for dealers/technicians on Radio Software Version V807 Over-the-Air Update. Read More »

    • TSB #19NA087

      Date Announced:
      OCT 23, 2019
      NHTSA ID:
      #10168228

      This Technical bulletin provides information for dealers/technicians on Radio Software Version V805 Over-the-Air Update Release. Read More »

    • TSB #19NA135

      Date Announced:
      JUN 14, 2019
      NHTSA ID:
      #10163251

      This technical bulletin provides repair information to correct a customer concern of Sirius XM Radio Stations Missing or SXM Favorites Greyed Out. Read More »

    • TSB #18NA283

      Date Announced:
      JUN 10, 2019
      NHTSA ID:
      #10161162

      This Technical bulletin provides steps for dealers/technicians to change Wi-Fi hotspot displaying myCadillac for SSID name. Read More »

    • TSB #19NA047

      Date Announced:
      APR 18, 2019
      NHTSA ID:
      #10160127

      This Technical bulletin provides procedure information for dealers/technicians on Radio Software Version V803 Over-the-Air Update. Read More »

    • TSB #PIE0507A

      Date Announced:
      MAR 19, 2019
      NHTSA ID:
      #10158878

      This engineering informational bulletin is requesting information on experiencing a blue screen with service rear vision system message on the radio display when shifting into reverse or a black or blank rear camera image when viewing the ... Read More »

    • TSB #PIE0502A

      Date Announced:
      MAR 15, 2019
      NHTSA ID:
      #10158875

      This engineering information PI ends the need for information from the field on navigation error message, intermittently or consistently, that appears on the radio display or instrument cluster while navigation is being used. Read More »

    • TSB #PIT5359C

      Date Announced:
      OCT 12, 2018
      NHTSA ID:
      #10147374

      This Preliminary Information communication provides information to the technician about vehicles that may have a radio backlighting will stay on even after the ignition has been turned off and the key has been removed for several minutes, ... Read More »

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • TSB #PIE0502A

      Date Announced:
      MAR 15, 2019
      NHTSA ID:
      #10158875

      This engineering information PI ends the need for information from the field on navigation error message, intermittently or consistently, that appears on the radio display or instrument cluster while navigation is being used. Read More »

    EQUIPMENT:ELECTRICAL:ACCESSORY GENERATOR:CONTROLS

    • TSB #PIP5632E

      Date Announced:
      JUN 15, 2021
      NHTSA ID:
      #10201281

      This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Read More »

    EQUIPMENT:MECHANICAL

    • TSB #20NA175

      Date Announced:
      OCT 27, 2020
      NHTSA ID:
      #10183193

      This technical bulletin provides repair information to correct a customer concern of vertical misalignment between cab and pickup box on driver side of vehicle. Read More »

    • TSB #PIE0563

      Date Announced:
      APR 02, 2020
      NHTSA ID:
      #10175859

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil leaking from the oil pan. Read More »

    EQUIPMENT:OTHER:LABELS

    • TSB #N192285281

      Date Announced:
      NOV 14, 2019
      NHTSA ID:
      #10169648

      Certain vehicles built between October 10, 2019 and November 2, 2019 may have the New Car Assessment Program (NCAP) rating missing from the Monroney label. Dealers will replace the Monroney label. Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #N192264210

      Date Announced:
      JUL 01, 2021
      NHTSA ID:
      #10200195

      Customer Satisfaction Program Closed Message sent. Read More »

    • TSB #20NA038

      Date Announced:
      APR 08, 2021
      NHTSA ID:
      #10194084

      This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence. Read More »

    • TSB #040089015V

      Date Announced:
      DEC 01, 2020
      NHTSA ID:
      #10187626

      This bulletin provides information on Warranty Administration ? Required Operating Procedures - 8 Points (U.S. Only). Read More »

    • TSB #18NA263

      Date Announced:
      NOV 25, 2020
      NHTSA ID:
      #10184480

      This warranty administration bulletin provide policy information for variable diagnostic time allowances on select labor operations (U.S. Only). Read More »

    • TSB #110089005P

      Date Announced:
      SEP 30, 2020
      NHTSA ID:
      #10181724

      This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only). Read More »

    • TSB #18NA099

      Date Announced:
      AUG 05, 2020
      NHTSA ID:
      #10180299

      This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim. Read More »

    • TSB #150089002B

      Date Announced:
      JUL 10, 2020
      NHTSA ID:
      #10179408

      This bulletin provides information to dealers regarding transportation damage repair claim submission requirements. Read More »

    • TSB #PIT5746

      Date Announced:
      MAY 27, 2020
      NHTSA ID:
      #10176332

      This Preliminary information communicates information on how dealers can contact the supplier for Associated Accessories offered through GM. Read More »

    • TSB #090089002R

      Date Announced:
      APR 30, 2020
      NHTSA ID:
      #10175854

      This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer. Read More »

    • TSB #000310003Z

      Date Announced:
      APR 29, 2020
      NHTSA ID:
      #10175850

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #060089029P

      Date Announced:
      MAR 20, 2020
      NHTSA ID:
      #10174302

      This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »

    • TSB #070089037O

      Date Announced:
      MAR 18, 2020
      NHTSA ID:
      #10174303

      This warranty administration bulletin provides policy information for courtesy transportation and roadside assistance programs. Read More »

    • TSB #20NA059

      Date Announced:
      MAR 06, 2020
      NHTSA ID:
      #10174081

      This technical bulletin provides repair information to correct a customer concern of the pickup box endgate will not fully close by itself. Read More »

    • TSB #20NA050

      Date Announced:
      MAR 03, 2020
      NHTSA ID:
      #10174073

      This technical bulletin provides a procedure to clear the codes and test the Tcase if found that the customer has tried to shift the t-case from 4lo to Hi gears while driving. Read More »

    • TSB #060089026P

      Date Announced:
      MAR 03, 2020
      NHTSA ID:
      #10174301

      This warranty administration bulletin provides information on Warranty Administration ? Customer Concern Not Duplicated (CCND) Labor Operation Numbers. Read More »

    • TSB #990089019S

      Date Announced:
      MAR 02, 2020
      NHTSA ID:
      #10174307

      This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information. Read More »

    • TSB #040089015U

      Date Announced:
      FEB 27, 2020
      NHTSA ID:
      #10173415

      This bulletin provides information on Warranty Administration ? Required Operating Procedures - 8 Points (U.S. Only). Read More »

    • TSB #000310003Y

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10173414

      This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty. Read More »

    • TSB #16NA119

      Date Announced:
      FEB 14, 2020
      NHTSA ID:
      #10172773

      This warranty administration bulletin provide policy information to cover GMs policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada. Read More »

    • TSB #150089005C

      Date Announced:
      FEB 14, 2020
      NHTSA ID:
      #10173418

      This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only). Read More »

    • TSB #18NA306

      Date Announced:
      JAN 17, 2020
      NHTSA ID:
      #10171888

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only). Read More »

    • TSB #080089014F

      Date Announced:
      NOV 25, 2019
      NHTSA ID:
      #10169355

      This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC). Read More »

    • TSB #100089006G

      Date Announced:
      OCT 16, 2019
      NHTSA ID:
      #10168207

      This informational bulletin provides information for dealers how to submit a product information report (PIR) (Canada Only). Read More »

    • TSB #19NA232

      Date Announced:
      OCT 14, 2019
      NHTSA ID:
      #10168238

      This informational bulletin provides tips for showing a way to confirm if its a mechanical engine issue or not. Read More »

    • TSB #100089009C

      Date Announced:
      OCT 09, 2019
      NHTSA ID:
      #10168208

      This informational bulletin provides information on key code security and information on GM key code look up applications. Read More »

    • TSB #18NA306

      Date Announced:
      OCT 02, 2019
      NHTSA ID:
      #10168188

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only). Read More »

    • TSB #010089010N

      Date Announced:
      OCT 02, 2019
      NHTSA ID:
      #10168204

      This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS). Read More »

    • TSB #PIE0541

      Date Announced:
      OCT 02, 2019
      NHTSA ID:
      #10168223

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a vibration and/or banging noise heard from under the vehicle. Read More »

    • TSB #19NA005

      Date Announced:
      JUL 31, 2019
      NHTSA ID:
      #10164112

      This technical bulletin provides a procedure to replace the fill pipe if found the cause of the noises at highway speeds. Read More »

    • TSB #19NA010

      Date Announced:
      JUL 30, 2019
      NHTSA ID:
      #10164113

      This informational bulletin provides information for dealers/technicians on Information on Head-Up Display (HUD) on Vehicles Model Year 2017 and Newer Has Rotational Feature that Allows for Adjusting of the Angle of the HUD Image. Read More »

    • TSB #19NA121

      Date Announced:
      JUL 29, 2019
      NHTSA ID:
      #10164118

      This technical bulletin provides a procedure to perform a trans fluid flush to correct the customers concern. Read More »

    • TSB #19NA160

      Date Announced:
      JUL 12, 2019
      NHTSA ID:
      #10164127

      This technical bulletin provides repair information to correct a customer concern of Intermittent or Continuous Horn Blowing, Horn Activation Sensitive to the Touch. Read More »

    • TSB #19NA153

      Date Announced:
      JUL 11, 2019
      NHTSA ID:
      #10164123

      This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal. Read More »

    • TSB #PIP5580B

      Date Announced:
      JUN 19, 2019
      NHTSA ID:
      #10162146

      This Preliminary information communicates the exchange program to assist engineering in identification of any early production issues.  Read More »

    • TSB #060847001O

      Date Announced:
      JUN 11, 2019
      NHTSA ID:
      #10163263

      This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module. Read More »

    • TSB #110089005N

      Date Announced:
      MAR 26, 2019
      NHTSA ID:
      #10158864

      This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer Enthusiasm. Read More »

    • TSB #060089029O

      Date Announced:
      MAR 25, 2019
      NHTSA ID:
      #10158859

      This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »

    • TSB #030089006Q

      Date Announced:
      MAR 25, 2019
      NHTSA ID:
      #10158855

      This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores. Read More »

    • TSB #030846004V

      Date Announced:
      MAR 25, 2019
      NHTSA ID:
      #10158856

      This informational bulletin provides information on OnStar® VCIM is currently restricted parts. By working closely with our dealers and technicians, through the part restriction process, the General Motors team will gain a better ... Read More »

    • TSB #040089053G

      Date Announced:
      MAR 22, 2019
      NHTSA ID:
      #10158857

      This informational bulletin provides information for the dealer technician to gather as much information to help aid Engineers by completely filling out requested reports. Read More »

    • TSB #070849020P

      Date Announced:
      MAR 22, 2019
      NHTSA ID:
      #10158861

      This informational bulletin provides information for the IPC odometer programming method quick reference guide. Read More »

    • TSB #PIE0507A

      Date Announced:
      MAR 19, 2019
      NHTSA ID:
      #10158878

      This engineering informational bulletin is requesting information on experiencing a blue screen with service rear vision system message on the radio display when shifting into reverse or a black or blank rear camera image when viewing the ... Read More »

    • TSB #PIE0500A

      Date Announced:
      MAR 18, 2019
      NHTSA ID:
      #10158874

      This engineering informational bulletin is requesting information to check the shutters through the grille opening of the vehicle. Read More »

    • TSB #090089002Q

      Date Announced:
      MAR 14, 2019
      NHTSA ID:
      #10158862

      This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer. Read More »

    • TSB #110849001Z

      Date Announced:
      MAR 11, 2019
      NHTSA ID:
      #10158865

      This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF. Read More »

    • TSB #PIE0499B

      Date Announced:
      MAR 04, 2019
      NHTSA ID:
      #10158873

      This engineering informational bulletin is requesting information and document the exact location of the wire chafing by taking a photo of the flex fuel pigtail as it appears BEFORE repairs are made. Read More »

    • TSB #010089010M

      Date Announced:
      JAN 31, 2019
      NHTSA ID:
      #10154625

      This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS). Read More »

    • TSB #080089014D

      Date Announced:
      JAN 31, 2019
      NHTSA ID:
      #10154628

      This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC). Read More »

    • TSB #120851002I

      Date Announced:
      JAN 22, 2019
      NHTSA ID:
      #10154630

      This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures. Read More »

    • TSB #040089015T

      Date Announced:
      JAN 14, 2019
      NHTSA ID:
      #10154627

      This warranty administration bulletin provides policy information on required operating procedures. Read More »

    • TSB #17NA066

      Date Announced:
      DEC 14, 2018
      NHTSA ID:
      #10154975

      This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test. Read More »

    • TSB #PIE0479A

      Date Announced:
      DEC 03, 2018
      NHTSA ID:
      #10155017

      This engineering informational bulletin is requesting information for diagnostics direct the technician to replace the steering gear. Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #21NA146

      Date Announced:
      JUN 24, 2021
      NHTSA ID:
      #10200145

      This technical bulletin provides a procedure to test and replace the actuator bolts if the internal springs are found to have failed. Read More »

    • TSB #010842001N

      Date Announced:
      JUN 21, 2021
      NHTSA ID:
      #10200151

      This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines. Read More »

    • TSB #080730035E

      Date Announced:
      JUN 07, 2021
      NHTSA ID:
      #10200152

      This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid. Read More »

    • TSB #110089002E

      Date Announced:
      JUN 03, 2021
      NHTSA ID:
      #10200153

      This service bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period. Read More »

    • TSB #1008110001I

      Date Announced:
      MAR 11, 2021
      NHTSA ID:
      #10191232

      This informational bulletin provides information on proper use of floor mats. Read More »

    • TSB #20NA212

      Date Announced:
      DEC 23, 2020
      NHTSA ID:
      #10186085

      This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall. Read More »

    • TSB #19NA218

      Date Announced:
      DEC 16, 2020
      NHTSA ID:
      #10186073

      This technical bulletin provides a service procedure to correct a condition of Ticking Noise from the Engine. Read More »

    • TSB #090604026S

      Date Announced:
      DEC 08, 2020
      NHTSA ID:
      #10186106

      This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2. Read More »

    • TSB #PIT5161H

      Date Announced:
      NOV 30, 2020
      NHTSA ID:
      #10184142

      This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Read More »

    • TSB #20NA078

      Date Announced:
      NOV 23, 2020
      NHTSA ID:
      #10184484

      This technical bulletin provides a procedure to replace the 4 5 6 clutch housing if the bushing was found worn and the cause of the customers concern. Read More »

    • TSB #000310002L

      Date Announced:
      NOV 12, 2020
      NHTSA ID:
      #10184499

      This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels. Read More »

    • TSB #PIE0576A

      Date Announced:
      NOV 06, 2020
      NHTSA ID:
      #10184507

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards a start/stop event or during a normal start using the push button on the dash ... Read More »

    • TSB #20NA213

      Date Announced:
      OCT 30, 2020
      NHTSA ID:
      #10183211

      This service bulletin provides information on Improved Oil Filter Gasket Design for Spin-On Oil Filters PF63, PF64 and PF48. Read More »

    • TSB #16NA380

      Date Announced:
      OCT 28, 2020
      NHTSA ID:
      #10183132

      This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe. Read More »

    • TSB #20NA198

      Date Announced:
      SEP 29, 2020
      NHTSA ID:
      #10181721

      This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »

    • TSB #20NA194

      Date Announced:
      SEP 18, 2020
      NHTSA ID:
      #10181719

      This technical bulletin provides repair information to correct a customer concern of Hard Tri-Fold tonneau water leaks at the front corners of the pickup box. Read More »

    • TSB #070842006O

      Date Announced:
      JUL 15, 2020
      NHTSA ID:
      #10179407

      This informational bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory ... Read More »

    • TSB #PIT5752

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10178322

      This Preliminary information communicates multiple vehicle issues caused by an aftermarket device and it gives dealership information where to inspect for this device. Read More »

    • TSB #PIT5206G

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10178323

      This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages ? ... Read More »

    • TSB #19NA010

      Date Announced:
      JUN 08, 2020
      NHTSA ID:
      #10178255

      This informational bulletin provides information for dealers/technicians on Head-Up Display (HUD) on Vehicles Model Year 2017 and Newer Having Rotational Feature that Allows for Adjusting of Angle of HUD Image. Read More »

    • TSB #16NA383

      Date Announced:
      MAY 08, 2020
      NHTSA ID:
      #10176607

      This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels ... Read More »

    • TSB #19NA277

      Date Announced:
      MAY 08, 2020
      NHTSA ID:
      #10176619

      This technical bulletin provides a procedure to replace the fuel tank, sending unit and install a piece of fuel hose to the vent and route down the fuel feed line and secure with zip ties. Read More »

    • TSB #090089002R

      Date Announced:
      APR 30, 2020
      NHTSA ID:
      #10175854

      This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer. Read More »

    • TSB #060089029R

      Date Announced:
      APR 28, 2020
      NHTSA ID:
      #10175853

      This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability. Read More »

    • TSB #20NA095

      Date Announced:
      APR 28, 2020
      NHTSA ID:
      #10175773

      This informational bulletin is advising dealers to replace the grilles due to rust. Read More »

    • TSB #060089029Q

      Date Announced:
      APR 03, 2020
      NHTSA ID:
      #10175852

      This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »

    • TSB #19NA121

      Date Announced:
      MAR 30, 2020
      NHTSA ID:
      #10174268

      This technical bulletin provides a procedure to perform a trans fluid flush to correct the customers concern. Read More »

    • TSB #PIP5653E

      Date Announced:
      MAR 27, 2020
      NHTSA ID:
      #10173724

      This Preliminary information communicates that engineering has developed a repair for a chirp noise associated with the front axle assembly.  Read More »

    • TSB #19NA129

      Date Announced:
      MAR 02, 2020
      NHTSA ID:
      #10174269

      This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle. Read More »

    • TSB #19NA104

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10173393

      This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area. Read More »

    • TSB #040601029J

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10173416

      This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules. Read More »

    • TSB #20NA040

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10172813

      This technical bulletin provides repair information to correct a customer concern of the pickup box power endgate may not open on initial press, or may not open at all. Read More »

    • TSB #20NA043

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10172814

      This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw. Read More »

    • TSB #19NA267

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10173402

      This technical bulletin provides repair information to correct a customer concern of Driver Information Center Welcome Logo Flickers When Entering Vehicle. Read More »

    • TSB #150089005C

      Date Announced:
      FEB 14, 2020
      NHTSA ID:
      #10173418

      This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only). Read More »

    • TSB #PIT5733

      Date Announced:
      FEB 13, 2020
      NHTSA ID:
      #10172318

      This Preliminary information provides information to the technician on installing a roof beacon light. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 157. Read More »

    • TSB #18NA026

      Date Announced:
      JAN 22, 2020
      NHTSA ID:
      #10171885

      This technical bulletin provides a procedure to install an oil cooler line fitting seal, including applying medium strength threadlocker (blue) to the retaining bolt to stop transmission fluid leaking from the transmission oil cooler line ... Read More »

    • TSB #20NA006

      Date Announced:
      JAN 14, 2020
      NHTSA ID:
      #10171905

      This informational bulletin explains there is another steering hose that can be used for cold weather drivers that experience a steering hose leak. Read More »

    • TSB #16NA383

      Date Announced:
      JAN 02, 2020
      NHTSA ID:
      #10171878

      This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »

    • TSB #100089009D

      Date Announced:
      NOV 26, 2019
      NHTSA ID:
      #10169357

      This informational bulletin provides information on key code security rules and information on GM keycode look-up applications. Read More »

    • TSB #19NA270

      Date Announced:
      NOV 21, 2019
      NHTSA ID:
      #10169351

      This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet. Read More »

    • TSB #PIE0536A

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169360

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil leaking from the oil pan. Read More »

    • TSB #080310006G

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169356

      This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel ... Read More »

    • TSB #010842001M

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169354

      This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines. Read More »

    • TSB #PIT5702

      Date Announced:
      AUG 07, 2019
      NHTSA ID:
      #10164750

      This Preliminary information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Read More »

    • TSB #N192222300

      Date Announced:
      AUG 06, 2019
      NHTSA ID:
      #10165437

      N192222300 - Customer Satisfaction Program. Certain vehicles, equipped with a single speed transfer case (RPO NP0) or 2-speed transfer case (RPO NQH), may have a condition in which the transfer case could leak oil if the vehicle is ... Read More »

    • TSB #N192222301

      Date Announced:
      AUG 06, 2019
      NHTSA ID:
      #10165438

      N192222301 - Service Update Bulletin. Certain vehicles, equipped with a single speed transfer case (RPO NP0) or 2-speed transfer case (RPO NQH), may have a condition in which the transfer case could leak oil if the vehicle is operated ... Read More »

    • TSB #PIP5580C

      Date Announced:
      AUG 05, 2019
      NHTSA ID:
      #10164745

      This Preliminary information communicates the exchange program to assist engineering in identification of any early production issues.  Read More »

    • TSB #19NA005

      Date Announced:
      JUL 31, 2019
      NHTSA ID:
      #10164112

      This technical bulletin provides a procedure to replace the fill pipe if found the cause of the noises at highway speeds. Read More »

    • TSB #100845001G

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163268

      This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish. Read More »

    • TSB #1308116001E

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163272

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #000601012J

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163260

      This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts. Read More »

    • TSB #19NA136

      Date Announced:
      JUN 19, 2019
      NHTSA ID:
      #10163252

      This technical bulletin provides a procedure to change the diff fluid if found the cause of the customers concern. Read More »

    • TSB #18NA289

      Date Announced:
      JUN 10, 2019
      NHTSA ID:
      #10161165

      This technical bulletin provides a procedure to program the ECM if found the cause of engine misfire, codes. Read More »

    • TSB #19NA076

      Date Announced:
      APR 09, 2019
      NHTSA ID:
      #10160418

      This technical bulletin provides repair information to correct a customer concern of Blue Screen and Service Rear Vision System Message on Radio Display. Read More »

    • TSB #PIP5631

      Date Announced:
      MAR 27, 2019
      NHTSA ID:
      #10156955

      This Preliminary information communicates to the dealer technician additional Instructions For Control Valve Body Bolt Kit Part Number 24294356. Read More »

    • TSB #060089029O

      Date Announced:
      MAR 25, 2019
      NHTSA ID:
      #10158859

      This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »

    • TSB #1008110001G

      Date Announced:
      MAR 22, 2019
      NHTSA ID:
      #10158867

      This informational bulletin provides information on proper use of floor mats. Read More »

    • TSB #19NA051

      Date Announced:
      MAR 18, 2019
      NHTSA ID:
      #10158844

      This technical bulletin provides repair information to correct a customer concern of the hard-trifold tonneau front and/or rear cover unlatching, popping up. Read More »

    • TSB #PIE0500A

      Date Announced:
      MAR 18, 2019
      NHTSA ID:
      #10158874

      This engineering informational bulletin is requesting information to check the shutters through the grille opening of the vehicle. Read More »

    • TSB #100845001F

      Date Announced:
      MAR 15, 2019
      NHTSA ID:
      #10158863

      This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish". Read More »

    • TSB #090089002Q

      Date Announced:
      MAR 14, 2019
      NHTSA ID:
      #10158862

      This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer. Read More »

    • TSB #PIT5655A

      Date Announced:
      MAR 12, 2019
      NHTSA ID:
      #10156923

      This Preliminary information communicates that a customer may complain of when a Bluetooth call is received the ringing will be continuous for the rest of the drive cycle . Read More »

    • TSB #050604022P

      Date Announced:
      MAR 07, 2019
      NHTSA ID:
      #10158858

      This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL. Read More »

    • TSB #PIE0515

      Date Announced:
      MAR 06, 2019
      NHTSA ID:
      #10158880

      This engineering informational bulletin is requesting information for checking for DTCs and the voltage (relative to a ground) on BOTH sides of the 400A starter fuse in the Battery Distribution Engine Compartment Fuse Block. Read More »

    • TSB #150601002H

      Date Announced:
      MAR 04, 2019
      NHTSA ID:
      #10158866

      This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on. Read More »

    • TSB #PIE0498

      Date Announced:
      DEC 10, 2018
      NHTSA ID:
      #10155019

      This engineering informational bulletin is requesting information on product issue with the door weather strip, door body fit, and/or rear tail lamp moisture. Read More »

    • TSB #060850009J

      Date Announced:
      DEC 05, 2018
      NHTSA ID:
      #10155012

      This informational bulletin provides information for information on passenger presence sensing system (PPS or PSS) concerns with custom upholstery, accessory seat heaters or other comfort enhancing devices. Read More »

    • TSB #PIP5489C

      Date Announced:
      AUG 23, 2018
      NHTSA ID:
      #10144469

      This Preliminary information communicates to dealer technicians that snow and ice build up is possible if the air filter box is not properly sealed. Aftermarket bumpers may also allow water intrusion. Read More »

    EQUIPMENT:APPLIANCE:AIR CONDITIONER

    • TSB #PIT5736A

      Date Announced:
      OCT 08, 2020
      NHTSA ID:
      #10182542

      This Preliminary information communicates how the HVAC setting operates during a remote vehicle start. Read More »

    • TSB #PIT5767

      Date Announced:
      AUG 21, 2020
      NHTSA ID:
      #10179647

      This Preliminary information communicates an issue with poor a/c performance and to replace the a/c condenser.  Read More »

    • TSB #PIP5686

      Date Announced:
      OCT 28, 2019
      NHTSA ID:
      #10167464

      This Preliminary information communicates A vehicle may come into the dealer with a rough idle, lean running concern and/or air leak noise from the PCV system. Read More »

    • TSB #PIT5663A

      Date Announced:
      AUG 12, 2019
      NHTSA ID:
      #10164763

      This PI was written to inform dealers of a condition where a "Climate off" message will be displayed on the screen even thought the HVAC system is fully operational. Read More »

    • TSB #PIT5663

      Date Announced:
      MAR 11, 2019
      NHTSA ID:
      #10156919

      This PI was written to inform dealers of a condition where a "Climate off" message will be displayed on the screen even thought the HVAC system is fully operational. Read More »

    • TSB #PIT5660

      Date Announced:
      MAR 05, 2019
      NHTSA ID:
      #10156909

      This Preliminary information communicates repair information if the HVAC mode door actuator becomes lost and does not move to the correct mode position.  Read More »

    • TSB #18338

      Date Announced:
      OCT 24, 2018
      NHTSA ID:
      #10150651

      18338 - Service Update. Certain vehicles may have a linkage to the HVAC front defrost door that is not fully seated and it may disconnect over time. Inspect the defrost linkage and repair if the linkage is not fully seated. Read More »

    EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS

    • TSB #PIT5790

      Date Announced:
      NOV 05, 2020
      NHTSA ID:
      #10184097

      This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating Read More »

    EQUIPMENT:EMERGENCY:ESCAPE/EGRESS/EXIT

    • TSB #18NA383

      Date Announced:
      FEB 01, 2019
      NHTSA ID:
      #10156903

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    UNKNOWN OR OTHER

    • TSB #PIE0544A

      Date Announced:
      NOV 25, 2019
      NHTSA ID:
      #10169364

      This engineering informational bulletin is requesting information on vehicles with the Service Engine Soon (SES) lamp being illuminated and DTC P1467 set. Read More »