Technical Service Bulletins (TSBs) for the 2020 CT5 are official communications between Cadillac & 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 #PIC6048N

      Date Announced:
      JAN 13, 2022
      NHTSA ID:
      #10208021

      This Preliminary Information communicates to the technician that some customers may comment on the operation of their haptic seat during a Lane Keep Assist event. Lane Keep Assist works differently than Lane Departure Warning. Read More »

    • TSB #20NA178

      Date Announced:
      NOV 16, 2021
      NHTSA ID:
      #10205544

      This service bulletin provides repair information to correct a customer concern of Service Driver Assist and/or Take Steering Messages on Start-up, Advanced Driver Assist Systems (ADAS) Features Not Available with DTCs U1614, U1615, U1616 ... Read More »

    • TSB #20NA178

      Date Announced:
      MAY 14, 2021
      NHTSA ID:
      #10198861

      This service bulletin provides repair information to correct a customer concern of Service Driver Assist and/or Take Steering Messages on Start-up, Advanced Driver Assist Systems (ADAS) Features Not Available. 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 #N202296840

      Date Announced:
      JAN 07, 2021
      NHTSA ID:
      #10187222

      Service Update - on certain vehicles may have a condition where the upper intermediate steering shaft contacts the front brake line. Dealers are to inspect the brake line and if necessary, replace the front brake lines. Read More »

    • TSB #20NA217

      Date Announced:
      NOV 10, 2020
      NHTSA ID:
      #10184496

      This service bulletin provides information/service procedure for dealers/technicians on Improved Electronic Limited Slip Differential (ELSD) Calibration. Read More »

    • TSB #PIC6386C

      Date Announced:
      NOV 09, 2020
      NHTSA ID:
      #10184103

      This Preliminary information communicates a parts restriction is in place for the Power Steering Gear on 2020 Cadillac CT4 and CT5. Read More »

    • TSB #N202294740-02

      Date Announced:
      SEP 22, 2020
      NHTSA ID:
      #10181657

      Service update - certain vehicles may require individual software updates to multiple modules to address various minor issues such as steering feel and data communication. Dealers are to reprogram multiple modules. Read More »

    • TSB #PIC6404A

      Date Announced:
      SEP 17, 2020
      NHTSA ID:
      #10181146

      This Preliminary information communicates An issue may occur causing a Service Driver Assist,  Steering Assist Reduced Messages, or MIL illuminated with P25A2, U0265, and U0566, replacing the Front View Camera for frequently occurring ... Read More »

    • TSB #20NA178

      Date Announced:
      SEP 09, 2020
      NHTSA ID:
      #10181705

      This technical bulletin provides repair information to correct a customer concern of Service Driver Assist and/or Take Steering Messages on Start-up, Advanced Driver Assist Systems (ADAS) Features Not Available. Read More »

    • TSB #N202294740 01 Pr

      Date Announced:
      JUN 26, 2020
      NHTSA ID:
      #10177371

      (Private Message Update) Service Update - Certain vehicles may require individual software updates to multiple modules to address various minor issues such as steering feel and data communication. Dealers are to reprogram multiple modules. Read More »

    • TSB #N202294740 01 Pr

      Date Announced:
      JUN 19, 2020
      NHTSA ID:
      #10177370

      (Private Message) Service Update - Certain vehicles may require individual software updates to multiple modules to address various minor issues such as steering feel and data communication. Dealers are to reprogram multiple modules. Read More »

    • TSB #N202294740 01

      Date Announced:
      JUN 18, 2020
      NHTSA ID:
      #10177368

      Service Update - Certain vehicles may require individual software updates to multiple modules to address various minor issues such as steering feel and data communication. Dealers are to reprogram multiple modules. Read More »

    • TSB #N202294740

      Date Announced:
      JUN 15, 2020
      NHTSA ID:
      #10177363

      Service Update - Certain vehicles may require individual software updates to multiple modules to address various minor issues such as steering feel and data communication. Dealers are to reprogram multiple modules. Read More »

    • TSB #20NA091

      Date Announced:
      APR 16, 2020
      NHTSA ID:
      #10175769

      This informational bulletin provides information for dealers/technicians on power seat, power mirrors and steering wheel entry/exit memory recall settings intermittently inoperative. Read More »

    • TSB #PIC6386B

      Date Announced:
      MAR 23, 2020
      NHTSA ID:
      #10173715

      This Preliminary information communicates a parts restriction is in place for the Power Steering Gear on 2020 Cadillac CT4 and CT5. Read More »

    • TSB #PIC6386A

      Date Announced:
      MAR 13, 2020
      NHTSA ID:
      #10173694

      This Preliminary information communicates a parts restriction is in place for the Power Steering Gear on 2020 Cadillac CT5. Read More »

    • TSB #PIC6404

      Date Announced:
      FEB 06, 2020
      NHTSA ID:
      #10172311

      This Preliminary information communicates An issue may occur causing a Service Driver Assist,  Steering Assist Reduced Messages, or MIL illuminated with P25A2, U0265, and U0566, replacing the Front View Camera for frequently occurring ... Read More »

    • TSB #PIC6386

      Date Announced:
      JAN 23, 2020
      NHTSA ID:
      #10171301

      This Preliminary information communicates a parts restriction is in place for the Power Steering Gear on 2020 Cadillac CT5. 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 »

    SUSPENSION

    • TSB #13-03-10-001I

      Date Announced:
      MAR 08, 2022
      NHTSA ID:
      #10209137

      This service bulletin provides information on summer tire performance and tire cold weather cracking. Read More »

    • TSB #PIE0614A

      Date Announced:
      MAY 28, 2021
      NHTSA ID:
      #10200101

      This engineering information (EI) closure ends the need for further information from the field in regards to a popping and/or thump type noise heard from the front suspension during sharp turns and/or while backing out. Read More »

    • TSB #17NA087

      Date Announced:
      MAY 05, 2021
      NHTSA ID:
      #10199230

      This informational bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left or Right, Wanders, Follows Depressions in Road Surface, Tramlining. 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 #PIE0614

      Date Announced:
      MAR 02, 2021
      NHTSA ID:
      #10191243

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a popping and/or thump type noise heard from the front suspension during sharp ... Read More »

    • TSB #PIC6381B

      Date Announced:
      MAR 25, 2020
      NHTSA ID:
      #10173720

      This Preliminary information communicates a parts restriction is in place for the Suspension Control Module on 2020 Cadillac CT4, CT5, and Chevrolet Corvette. Read More »

    • TSB #PIC6381A

      Date Announced:
      MAR 12, 2020
      NHTSA ID:
      #10173689

      This Preliminary information communicates a parts restriction is in place for the Suspension Control Module on 2020 Cadillac CT4, CT5. Read More »

    • TSB #PIC6381

      Date Announced:
      JAN 14, 2020
      NHTSA ID:
      #10171281

      This Preliminary information communicates a parts restriction is in place for the Suspension Control Module on 2020 Cadillac CT5. Read More »

    SUSPENSION:FRONT:SHOCK ABSORBER

    • 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 »

    SUSPENSION:FRONT:MACPHERSON STRUT

    • 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 »

    SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY

    • TSB #PIE0621A

      Date Announced:
      JUN 25, 2021
      NHTSA ID:
      #10200161

      This engineering information (EI) closure ends the need for further information from the field in regards to the Service Rear Axle or Rear Axle System Off message illuminated on the Driver Information Center (DIC). Read More »

    SUSPENSION:MULTIPLE AXLE

    • TSB #PIE0621A

      Date Announced:
      JUN 25, 2021
      NHTSA ID:
      #10200161

      This engineering information (EI) closure ends the need for further information from the field in regards to the Service Rear Axle or Rear Axle System Off message illuminated on the Driver Information Center (DIC). Read More »

    BRAKES (PWS)

    • TSB #N202312960

      Date Announced:
      NOV 12, 2020
      NHTSA ID:
      #10184523

      Service Update. On certain vehicles, the differential control module may not properly shutdown. This can result in a delayed startup which will cause it to lose synchronization with the brake system control module. Read More »

    SERVICE BRAKES, HYDRAULIC

    • TSB #PIP4723F

      Date Announced:
      JAN 14, 2022
      NHTSA ID:
      #10208027

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    • TSB #PIC6391D

      Date Announced:
      OCT 28, 2020
      NHTSA ID:
      #10182579

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, CT5 and Chevrolet Corvette Electronic Brake Boost Control Module and  Valve Kit, Brake Pressure Modulator. Read More »

    • TSB #PIC6391C

      Date Announced:
      SEP 28, 2020
      NHTSA ID:
      #10181170

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, CT5 and Chevrolet Corvette Electronic Brake Boost Control Module and  Valve Kit, Brake Pressure Modulator. Read More »

    • TSB #PIC6391A

      Date Announced:
      MAR 13, 2020
      NHTSA ID:
      #10173693

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, CT5 and Chevrolet Corvette Electronic Brake Boost Control Module and  Valve Kit, Brake Pressure Modulator. Read More »

    • TSB #PIC6391

      Date Announced:
      JAN 28, 2020
      NHTSA ID:
      #10171308

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT5 Electronic Brake Boost Control Module and  Valve Kit, Brake Pressure Modulator. Read More »

    SERVICE BRAKES, HYDRAULIC:POWER ASSIST:ELECTRIC:CONTROL MODULE

    • TSB #PIC6391B

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178318

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, CT5 and Chevrolet Corvette Electronic Brake Boost Control Module and  Valve Kit, Brake Pressure Modulator. Read More »

    SERVICE BRAKES, AIR:DISC:PADS

    • TSB #PIC6414A

      Date Announced:
      JUL 22, 2020
      NHTSA ID:
      #10178377

      This Preliminary information communicates that there maybe a squeak or squeal noise caused by contact between the brake pad wear sensor and the rotor.  Read More »

    SERVICE BRAKES, AIR:DISC:ROTOR

    • TSB #PIC6414A

      Date Announced:
      JUL 22, 2020
      NHTSA ID:
      #10178377

      This Preliminary information communicates that there maybe a squeak or squeal noise caused by contact between the brake pad wear sensor and the rotor.  Read More »

    ENGINE (PWS)

    • TSB #12-00-89-003B

      Date Announced:
      MAY 02, 2022
      NHTSA ID:
      #10211658

      This service bulletin provides policy information on warranty administration guidelines for multiple repairs with independent causes (GM Canada Dealers Only). Read More »

    • TSB #PIP5632F

      Date Announced:
      JAN 14, 2022
      NHTSA ID:
      #10208029

      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 »

    • TSB #21NA278

      Date Announced:
      NOV 23, 2021
      NHTSA ID:
      #10205594

      This service bulletin provides diagnostic strategy information to aid in diagnosing a Ticking, Tap or Rattle Noise from Engine with Possible Misfire, Malfunction Indicator Lamp (MIL) Illuminated. Read More »

    • TSB #21NA244

      Date Announced:
      NOV 04, 2021
      NHTSA ID:
      #10205567

      This service bulletin provides a repair procedure to correct a customer concern of a No Fob detected message on Driver Information Center (DIC) and/or No Crank / No Start condition. Read More »

    • TSB #19NA256

      Date Announced:
      AUG 20, 2021
      NHTSA ID:
      #10205052

      This service bulletin provides diagnostic aid information/procedures to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from ... Read More »

    • TSB #18NA073

      Date Announced:
      AUG 06, 2021
      NHTSA ID:
      #10205048

      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 #20NA114

      Date Announced:
      AUG 06, 2021
      NHTSA ID:
      #10205058

      This informational bulletin provides information for dealers/technicians on the false setting of DTC U0212. Read More »

    • TSB #19NA256

      Date Announced:
      MAY 24, 2021
      NHTSA ID:
      #10199244

      This service bulletin provides diagnostic aid procedure to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine. Read More »

    • TSB #21NA108

      Date Announced:
      MAY 04, 2021
      NHTSA ID:
      #10199270

      This service bulletin provides diagnostic information for the technician regarding a customer concern of engine overheating, cooling system contaminated with engine oil. 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 #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 #PIP5730B

      Date Announced:
      MAR 09, 2021
      NHTSA ID:
      #10190391

      This Preliminary information communicates additional diagnostic information for DTC's P0016 and P0018. 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 #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 #N202316150

      Date Announced:
      OCT 22, 2020
      NHTSA ID:
      #10183229

      Service Update - Certain 2020 model year Cadillac CT5 vehicles had the incorrect torque applied to the starter nut. (6Nm instead of 12Nm). The nut may loosen over time due to insufficient clampload. 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 #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 #PIP5693B

      Date Announced:
      JUN 01, 2020
      NHTSA ID:
      #10178300

      The Preliminary Information communication advises the technician that the Product Quality Center has a part restriction for the E99 Engine Control Module. Read More »

    • TSB #PIP5730

      Date Announced:
      MAY 26, 2020
      NHTSA ID:
      #10176329

      This Preliminary information communicates additional diagnostic information for DTC's P0016 and P0018. 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 #PIE0559

      Date Announced:
      MAR 11, 2020
      NHTSA ID:
      #10174445

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to engine oil found under their vehicle. 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 #PIP5693A

      Date Announced:
      MAR 02, 2020
      NHTSA ID:
      #10173669

      The Preliminary Information communication advises the technician that the Product Quality Center has a part restriction for the E99 Engine Control Module. 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 #PIC6405

      Date Announced:
      FEB 10, 2020
      NHTSA ID:
      #10172314

      This Preliminary information communicates that the OAT sensor may not read correctly upon startup after the vehicle has been parked for two hours or more. Engineering is aware of the concern and is working on a resolution. 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 »

    ENGINE AND ENGINE COOLING

    • TSB #22-NA-094

      Date Announced:
      MAY 13, 2022
      NHTSA ID:
      #10212925

      This service bulletin provides repair information to correct a customer concern of a loss of cabin heat. Read More »

    • TSB #18-NA-115

      Date Announced:
      MAY 02, 2022
      NHTSA ID:
      #10211692

      This service bulletin provides inspection/diagnosis/correction information on a cold start misfire and/or rough idle and DTC P0300 that may also be set. Read More »

    • TSB #22-NA-074

      Date Announced:
      MAR 31, 2022
      NHTSA ID:
      #10209980

      This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system. Read More »

    • TSB #PIE0676A

      Date Announced:
      MAR 30, 2022
      NHTSA ID:
      #10209981

      This engineering information (EI) closure ends the need for further information from the field in regards to Engine Coolant Reservoir Being Overfilled with Discolored Coolant, Shudder, Shake, Vibration, Harsh Shift, Delayed Shift and/or ... Read More »

    • TSB #PIP5839A

      Date Announced:
      MAR 28, 2022
      NHTSA ID:
      #10210347

      This Preliminary information communicates the possibility of the engine running hot or overheating with no DTC's due to inaccurate coolant temperature sensor located on the coolant pump outlet pipe. Read More »

    • TSB #22-NA-009

      Date Announced:
      MAR 22, 2022
      NHTSA ID:
      #10209921

      This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters. Read More »

    • TSB #05-00-89-072E

      Date Announced:
      MAR 22, 2022
      NHTSA ID:
      #10209741

      This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management. Read More »

    • TSB #21-NA-036

      Date Announced:
      MAR 11, 2022
      NHTSA ID:
      #10209400

      This service bulletin advises the technician of a diagnostic test for a possible issue with a damaged OCV solenoid that may cause an oil leak and misfire, illuminating the MIL and setting DTCs P0300, P0302 and/or P0305. Read More »

    • TSB #PIP5628E

      Date Announced:
      DEC 14, 2021
      NHTSA ID:
      #10206726

      This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D Read More »

    • TSB #19NA104

      Date Announced:
      NOV 08, 2021
      NHTSA ID:
      #10205539

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

    • TSB #PIT5841A

      Date Announced:
      SEP 08, 2021
      NHTSA ID:
      #10202389

      This Preliminary information communicates information on a No Crank / No Start concern caused by a No Fob Detected message caused by an internal fault of the BCM. Dealer is to replace the BCM to correct this concern. Read More »

    • TSB #21NA147

      Date Announced:
      JUN 22, 2021
      NHTSA ID:
      #10200146

      This service bulletin provides a repair procedure to correct a customer concern of Coolant and/or Oil Leak, Malfunction Indicator Lamp (MIL) Illuminated?. Read More »

    • TSB #21NA130

      Date Announced:
      MAY 28, 2021
      NHTSA ID:
      #10198892

      This service bulletin provides a repair procedure to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated, DTC P31E8, P31DB, P31D4 and/or P31E2 Set. Read More »

    • TSB #19NA256

      Date Announced:
      MAY 24, 2021
      NHTSA ID:
      #10198853

      This service bulletin provides diagnostic aid procedure to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine. 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 #PIP5804

      Date Announced:
      MAY 05, 2021
      NHTSA ID:
      #10197282

      This Preliminary information communicates the possibility of a inaccurate #1 Coolant Temperature Sensor causing the engine to run hot or overheat with possible over temperature message displayed on ... Read More »

    • TSB #PIP5257E

      Date Announced:
      MAY 04, 2021
      NHTSA ID:
      #10197281

      This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have oil mixed in with the engine coolant. Read More »

    • TSB #21NA108

      Date Announced:
      MAY 04, 2021
      NHTSA ID:
      #10199270

      This service bulletin provides diagnostic information for the technician regarding a customer concern of engine overheating, cooling system contaminated with engine oil. Read More »

    • TSB #21NA108

      Date Announced:
      MAY 04, 2021
      NHTSA ID:
      #10198879

      This service bulletin provides diagnostic information for the technician regarding a customer concern of engine overheating, cooling system contaminated with engine oil. 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 #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 #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 #N202320510

      Date Announced:
      DEC 01, 2020
      NHTSA ID:
      #10186046

      Customer Satisfaction Program. Certain vehicles, equipped with a gas engine, may have a condition in which the printed circuit board inside of the water pump may have been manufactured incorrectly potentially causing a water pump failure. 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 #PIP5760

      Date Announced:
      OCT 21, 2020
      NHTSA ID:
      #10182562

      This Preliminary information communicates the possibility of a flutter noise that can be transmitted through the engine mounts when the vehicle is operating in AFM mode. Read More »

    • TSB #PIP5755

      Date Announced:
      SEP 30, 2020
      NHTSA ID:
      #10181178

      This Preliminary information communicates the possibility of a engine oil leak that may occur at the cam carrier gasket T joint area due to improper amount of sealer be applied Read More »

    • TSB #20NA191

      Date Announced:
      SEP 17, 2020
      NHTSA ID:
      #10181716

      This technical bulletin provides repair information to correct a customer concern of Auto Start/Stop Disabled with Malfunction Indicator Lamp (MIL) Illuminated and DTC U0599 set. Read More »

    • TSB #18NA115

      Date Announced:
      SEP 02, 2020
      NHTSA ID:
      #10181670

      This Bulletin provides inspection/diagnosis/correction information on a cold start misfire and/or rough idle and DTC P0300 that may also be set. Read More »

    • TSB #PIP5095G

      Date Announced:
      JUL 02, 2020
      NHTSA ID:
      #10178361

      This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon and may also have an oil or coolant leak. Technician may find coolant or oil in a spark plug tube. Read More »

    • TSB #PIE0559A

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178295

      This engineering information (EI) closure ends the need for information from technicians/field in regards to engine oil found under their vehicle. Read More »

    • TSB #PIP5257E

      Date Announced:
      JUN 01, 2020
      NHTSA ID:
      #10178302

      This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have oil mixed in with the engine coolant. Read More »

    • TSB #PIP5257D

      Date Announced:
      APR 17, 2020
      NHTSA ID:
      #10174827

      This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have oil mixed in with the engine coolant. Read More »

    • TSB #20NA068

      Date Announced:
      MAR 17, 2020
      NHTSA ID:
      #10174289

      This technical bulletin provides repair information to correct a customer concern of Service Engine Soon message with the following DTCs set: P00FF, B2B05, B2B06. 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 #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 #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 »

    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: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:FILTER/SCREEN

    • TSB #16NA222

      Date Announced:
      JAN 06, 2022
      NHTSA ID:
      #10212588

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

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

    • TSB #21NA257

      Date Announced:
      DEC 14, 2021
      NHTSA ID:
      #10207917

      This service bulletin provides a service procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P3075 Set. Read More »

    • TSB #21NA256

      Date Announced:
      DEC 13, 2021
      NHTSA ID:
      #10207916

      This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set. Read More »

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

    • 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 »

    ENGINE AND ENGINE COOLING:COOLING SYSTEM

    • TSB #21NA257

      Date Announced:
      NOV 12, 2021
      NHTSA ID:
      #10205577

      This service bulletin provides a service procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P3075 Set. 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 »

    FUEL SYSTEM, GASOLINE

    • TSB #05-00-89-072E

      Date Announced:
      MAR 22, 2022
      NHTSA ID:
      #10209741

      This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management. Read More »

    • TSB #PIP4723F

      Date Announced:
      JAN 14, 2022
      NHTSA ID:
      #10208027

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    • TSB #N202296840

      Date Announced:
      JAN 07, 2021
      NHTSA ID:
      #10187222

      Service Update - on certain vehicles may have a condition where the upper intermediate steering shaft contacts the front brake line. Dealers are to inspect the brake line and if necessary, replace the front brake lines. 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 #04-06-04-051F

      Date Announced:
      MAR 22, 2022
      NHTSA ID:
      #10209734

      This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive. 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 #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 #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 »

    POWER TRAIN

    • TSB #PIE0676A

      Date Announced:
      MAR 30, 2022
      NHTSA ID:
      #10209981

      This engineering information (EI) closure ends the need for further information from the field in regards to Engine Coolant Reservoir Being Overfilled with Discolored Coolant, Shudder, Shake, Vibration, Harsh Shift, Delayed Shift and/or ... Read More »

    • TSB #PIC6048N

      Date Announced:
      JAN 13, 2022
      NHTSA ID:
      #10208021

      This Preliminary Information communicates to the technician that some customers may comment on the operation of their haptic seat during a Lane Keep Assist event. Lane Keep Assist works differently than Lane Departure Warning. 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 #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 #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 #PIP5802

      Date Announced:
      APR 09, 2021
      NHTSA ID:
      #10193444

      This Preliminary information communicates diagnostic assistance for DTC's P219A and P219B. 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 #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 #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 #PIC6395C

      Date Announced:
      NOV 16, 2020
      NHTSA ID:
      #10184110

      This Preliminary information communicates a parts restriction is in place for the Automatic Transmission Control on 2020 Cadillac CT4, and CT5. 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 #PIC6395B

      Date Announced:
      AUG 31, 2020
      NHTSA ID:
      #10179662

      This Preliminary information communicates a parts restriction is in place for the Automatic Transmission Control on 2020 Cadillac CT4, and CT5. 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 #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 #20NA107

      Date Announced:
      MAY 18, 2020
      NHTSA ID:
      #10176639

      This informational bulletin advises the technician not to replace the prop shaft if a small amount of grease is found leaking out. Read More »

    • TSB #N202297690

      Date Announced:
      MAY 05, 2020
      NHTSA ID:
      #10176809

      SUB - Certain 2020 model year Cadillac CT5 vehicles equipped with all wheel drive (RPO F46) may have a transmission mount ?snubber? rotated out of position. Vehicles with the snubber out of position could experience noise and vibration. Read More »

    • TSB #PIP5702A

      Date Announced:
      MAR 13, 2020
      NHTSA ID:
      #10173699

      This Preliminary information communicates to the dealer technician that the 2020 Cadillic CT5 T93 transmission control module for the 10L80 10 speed transmission  is on restriction through the Product Quality Center. Read More »

    • TSB #PIC6395A

      Date Announced:
      MAR 13, 2020
      NHTSA ID:
      #10173700

      This Preliminary information communicates a parts restriction is in place for the Automatic Transmission Control on 2020 Cadillac CT4, and CT5. Read More »

    • TSB #PIP5677C

      Date Announced:
      FEB 18, 2020
      NHTSA ID:
      #10172322

      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 #PIP5677B

      Date Announced:
      FEB 04, 2020
      NHTSA ID:
      #10172303

      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 #PIP5702

      Date Announced:
      JAN 23, 2020
      NHTSA ID:
      #10171304

      This Preliminary information communicates to the dealer technician that the 2020 Cadillic CT5 T93 transmission control module for the 10L80 10 speed transmission  is on restriction through the Product Quality Center. 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 #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 #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 #PIP5677

      Date Announced:
      SEP 23, 2019
      NHTSA ID:
      #10165901

      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 #PIE0538

      Date Announced:
      SEP 20, 2019
      NHTSA ID:
      #10166672

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to 8 speed transmission shift quality. 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 »

    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 #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 #20NA089

      Date Announced:
      APR 14, 2020
      NHTSA ID:
      #10175768

      This technical bulletin provides a procedure to correct a condition of Low-Frequency Noise and Vibration Sound Heard in Passenger Compartment Under Wide Open Throttle. 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 »

    ELECTRICAL SYSTEM

    • TSB #PIP4670J

      Date Announced:
      MAR 28, 2022
      NHTSA ID:
      #10210348

      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 #PIP5701B

      Date Announced:
      MAR 22, 2022
      NHTSA ID:
      #10210339

      This Preliminary information communicates that the E01 ECM p/n 12703874 is on part restriction. Read More »

    • TSB #PIC6389B

      Date Announced:
      MAR 15, 2022
      NHTSA ID:
      #10210332

      This Preliminary information communicates a parts restriction is in place for the Long Range Radar Module on 2020 Cadillac CT4 and CT5. Read More »

    • TSB #PIE0661B

      Date Announced:
      MAR 15, 2022
      NHTSA ID:
      #10209511

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a Forward Collision Icon Message Illuminated on Driver Information Center (DIC) ... Read More »

    • TSB #21-NA-036

      Date Announced:
      MAR 11, 2022
      NHTSA ID:
      #10209400

      This service bulletin advises the technician of a diagnostic test for a possible issue with a damaged OCV solenoid that may cause an oil leak and misfire, illuminating the MIL and setting DTCs P0300, P0302 and/or P0305. Read More »

    • TSB #PIC6450

      Date Announced:
      FEB 24, 2022
      NHTSA ID:
      #10208991

      This Preliminary information communicates a process to correct the concern of Unable to contact OnStar after the 3G EOL on 2015-2022 model year vehicles in the United States. Read More »

    • TSB #PIC6384H

      Date Announced:
      JAN 24, 2022
      NHTSA ID:
      #10208051

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon. Read More »

    • TSB #PIC6048N

      Date Announced:
      JAN 13, 2022
      NHTSA ID:
      #10208021

      This Preliminary Information communicates to the technician that some customers may comment on the operation of their haptic seat during a Lane Keep Assist event. Lane Keep Assist works differently than Lane Departure Warning. Read More »

    • TSB #21NA279

      Date Announced:
      NOV 29, 2021
      NHTSA ID:
      #10205595

      This service bulletin provides a procedure to replace the starter if found the cause of the rattle noise. Read More »

    • TSB #21NA278

      Date Announced:
      NOV 23, 2021
      NHTSA ID:
      #10205594

      This service bulletin provides diagnostic strategy information to aid in diagnosing a Ticking, Tap or Rattle Noise from Engine with Possible Misfire, Malfunction Indicator Lamp (MIL) Illuminated. Read More »

    • TSB #21NA269

      Date Announced:
      NOV 17, 2021
      NHTSA ID:
      #10205588

      This service bulletin provides repair information to correct a customer concern of Instrument Panel Cluster DIC Intermittent Blank Screen. Read More »

    • TSB #21NA244

      Date Announced:
      NOV 04, 2021
      NHTSA ID:
      #10205567

      This service bulletin provides a repair procedure to correct a customer concern of a No Fob detected message on Driver Information Center (DIC) and/or No Crank / No Start condition. Read More »

    • TSB #PIC6384H

      Date Announced:
      JUL 26, 2021
      NHTSA ID:
      #10201257

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon. Read More »

    • TSB #PIC6384G

      Date Announced:
      JUN 30, 2021
      NHTSA ID:
      #10201299

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon. Read More »

    • TSB #21NA131

      Date Announced:
      JUN 02, 2021
      NHTSA ID:
      #10200134

      This service bulletin provides repair information to correct a customer concern of Memory Seat Module Does Not Adjust. Read More »

    • TSB #PIE0643

      Date Announced:
      JUN 01, 2021
      NHTSA ID:
      #10200171

      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 on Driver Information Center ... Read More »

    • TSB #PIC6392C

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10197307

      This Preliminary information communicates a parts restriction is in place for the Sensing and Diagnostic Module on 2020 Cadillac CT4, CT5 and Chevrolet Corvette. Read More »

    • TSB #PIC6384F

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10197305

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon. 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 #20NA106

      Date Announced:
      MAY 21, 2021
      NHTSA ID:
      #10199246

      This service bulletin provides repair information to correct a customer concern of Unable to Change Camera View, Stuck in Rear Camera View, or Video Processing Module (VPM) not Responding. Read More »

    • TSB #20NA106

      Date Announced:
      MAY 21, 2021
      NHTSA ID:
      #10198855

      This service bulletin provides repair information to correct a customer concern of Unable to Change Camera View, Stuck in Rear Camera View, or Video Processing Module (VPM) not Responding. Read More »

    • TSB #20NA178

      Date Announced:
      MAY 14, 2021
      NHTSA ID:
      #10199252

      This service bulletin provides repair information to correct a customer concern of Service Driver Assist and/or Take Steering Messages on Start-up, Advanced Driver Assist Systems (ADAS) Features Not Available. 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 #PIC6437

      Date Announced:
      MAY 11, 2021
      NHTSA ID:
      #10197293

      This Preliminary information communicates the Radio may stay on after ignition off and door opened if there is an Over The Air update pending and to review SI document ID 5778263 for Over The Air update description and operation. 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 #N202307080 01

      Date Announced:
      MAY 05, 2021
      NHTSA ID:
      #10197317

      Service Update Bulletin (Labor Codes Added). Certain vehicles may have a condition where the engine control module (ECM) software allows the Auto Stop to occur at a state of charge below 65%. Read More »

    • TSB #PIC6384E

      Date Announced:
      MAY 03, 2021
      NHTSA ID:
      #10197280

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon. 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 #PIT5782C

      Date Announced:
      APR 16, 2021
      NHTSA ID:
      #10193456

      This Preliminary information communicates and issue with programming a replacement side object detection module and engineering is working on the issue. Read More »

    • TSB #PIC6383E

      Date Announced:
      APR 12, 2021
      NHTSA ID:
      #10193448

      This Preliminary information communicates a parts restriction is in place for the Video Processing Module on 2020 Cadillac CT4,CT5 and Chevrolet Corvette. Restriction has now ended.  Read More »

    • TSB #21NA060

      Date Announced:
      MAR 10, 2021
      NHTSA ID:
      #10192030

      This service bulletin describes the TLC/SPS2 Module Programming Requirements for Vehicles Using GM?s New Vehicle Intelligence Platform (VIP) Module Architecture. 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 #20NA123

      Date Announced:
      MAR 08, 2021
      NHTSA ID:
      #10191205

      This service bulletin provides repair information to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated with DTCs U1961, U1983 setting. Read More »

    • TSB #PIT5817A

      Date Announced:
      MAR 08, 2021
      NHTSA ID:
      #10190367

      This Preliminary information communicates and issue with a SES MIL and the BCM keeping the ignition main relay on after the vehicle is turned off.  Dealers are to replace the BCM.  Read More »

    • TSB #PIC6384D

      Date Announced:
      MAR 01, 2021
      NHTSA ID:
      #10190351

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon. Read More »

    • TSB #030846004X

      Date Announced:
      JAN 26, 2021
      NHTSA ID:
      #10188402

      This service bulletin announces that the Part Restriction and Ordering Process Information for OnStar® Vehicle Communication Interface Modules (VCIM) (GMNA Only) has ended. Read More »

    • TSB #PIT5799A

      Date Announced:
      DEC 18, 2020
      NHTSA ID:
      #10187196

      This Preliminary information communicates a cocnern where a flashing spot can intermittently show up on the radio display while in reverse. The PI advises that engineering is investigating the concern. Read More »

    • TSB #PIC6385B

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10187187

      This Preliminary information communicates a parts restriction is in place for the exterior lighting module on 2020 Cadillac CT4, CT5 and Chevrolet Corvette. Read More »

    • TSB #PIC6385B

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10185736

      This Preliminary information communicates a parts restriction is in place for the exterior lighting module on 2020 Cadillac CT4, CT5 and Chevrolet Corvette. Read More »

    • TSB #20NA114

      Date Announced:
      DEC 07, 2020
      NHTSA ID:
      #10186079

      This informational bulletin provides information for dealers/technicians on the false setting of DTC U0212. Read More »

    • TSB #PIT5799

      Date Announced:
      NOV 19, 2020
      NHTSA ID:
      #10184127

      This Preliminary information communicates a cocnern where a flashing spot can intermittently show up on the radio display while in reverse. The PI advises that engineering is investigating the concern. Read More »

    • TSB #PIT5782A

      Date Announced:
      NOV 19, 2020
      NHTSA ID:
      #10184130

      This Preliminary information communicates and issue with programming a replacement side object detection module and engineering is working on the issue. Read More »

    • TSB #20NA123

      Date Announced:
      NOV 13, 2020
      NHTSA ID:
      #10184488

      This service bulletin provides repair information to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated with DTCs U1961, U1983 setting. Read More »

    • TSB #N202312960

      Date Announced:
      NOV 12, 2020
      NHTSA ID:
      #10184523

      Service Update. On certain vehicles, the differential control module may not properly shutdown. This can result in a delayed startup which will cause it to lose synchronization with the brake system control module. Read More »

    • TSB #20NA217

      Date Announced:
      NOV 10, 2020
      NHTSA ID:
      #10184496

      This service bulletin provides information/service procedure for dealers/technicians on Improved Electronic Limited Slip Differential (ELSD) Calibration. Read More »

    • TSB #PIC6391D

      Date Announced:
      OCT 28, 2020
      NHTSA ID:
      #10182579

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, CT5 and Chevrolet Corvette Electronic Brake Boost Control Module and  Valve Kit, Brake Pressure Modulator. Read More »

    • TSB #PIP5675G

      Date Announced:
      OCT 27, 2020
      NHTSA ID:
      #10182571

      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 #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 #PIC6408A

      Date Announced:
      OCT 23, 2020
      NHTSA ID:
      #10182569

      This Preliminary information communicates a concern that could cause U0512 to set in the Image Processing Control Module and engineering is working on a resolution.  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 #N202316150

      Date Announced:
      OCT 22, 2020
      NHTSA ID:
      #10183229

      Service Update - Certain 2020 model year Cadillac CT5 vehicles had the incorrect torque applied to the starter nut. (6Nm instead of 12Nm). The nut may loosen over time due to insufficient clampload. Read More »

    • TSB #PIC6390B

      Date Announced:
      OCT 20, 2020
      NHTSA ID:
      #10182560

      This Preliminary information communicates a parts restriction is in place for the Central Gateway Module on 2020 Cadillac CT4, CT5, and Chevrolet Corvette. Read More »

    • TSB #PIP5675F

      Date Announced:
      OCT 14, 2020
      NHTSA ID:
      #10182554

      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 #PIC6391C

      Date Announced:
      SEP 28, 2020
      NHTSA ID:
      #10181170

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, CT5 and Chevrolet Corvette Electronic Brake Boost Control Module and  Valve Kit, Brake Pressure Modulator. Read More »

    • TSB #PIC6394B

      Date Announced:
      SEP 21, 2020
      NHTSA ID:
      #10181152

      This Preliminary information communicates a parts restriction is in place for the Image Processing Module on 2020 Cadillac CT4, and CT5. Read More »

    • TSB #PIC6387B

      Date Announced:
      SEP 21, 2020
      NHTSA ID:
      #10181154

      This Preliminary information communicates a parts restriction is in place for the Short Range Radar Module on 2020 Cadillac CT4, and CT5. 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 #PIC6404A

      Date Announced:
      SEP 17, 2020
      NHTSA ID:
      #10181146

      This Preliminary information communicates An issue may occur causing a Service Driver Assist,  Steering Assist Reduced Messages, or MIL illuminated with P25A2, U0265, and U0566, replacing the Front View Camera for frequently occurring ... Read More »

    • TSB #20NA191

      Date Announced:
      SEP 17, 2020
      NHTSA ID:
      #10181716

      This technical bulletin provides repair information to correct a customer concern of Auto Start/Stop Disabled with Malfunction Indicator Lamp (MIL) Illuminated and DTC U0599 set. Read More »

    • TSB #20NA178

      Date Announced:
      SEP 09, 2020
      NHTSA ID:
      #10181705

      This technical bulletin provides repair information to correct a customer concern of Service Driver Assist and/or Take Steering Messages on Start-up, Advanced Driver Assist Systems (ADAS) Features Not Available. 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 #PIT5411U

      Date Announced:
      AUG 05, 2020
      NHTSA ID:
      #10179623

      This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance ... Read More »

    • TSB #PIE0575

      Date Announced:
      JUL 30, 2020
      NHTSA ID:
      #10179537

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineers listed in regards to no fob detected message on driver information center (DIC), passive and backup ... Read More »

    • TSB #PIE0579

      Date Announced:
      JUL 30, 2020
      NHTSA ID:
      #10179538

      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. Read More »

    • TSB #PIC6382D

      Date Announced:
      JUL 13, 2020
      NHTSA ID:
      #10178371

      This PI communicates a parts restriction is in effect on 2020 cadillac CT4, and CT5 Front View Camera Module. Read More »

    • TSB #N202294740 01

      Date Announced:
      JUL 07, 2020
      NHTSA ID:
      #10178399

      Service Update - Certain vehicles may require individual software updates to multiple modules to address variousminor issues such as steering feel and data communication. Dealers are to reprogram multiple modules. Read More »

    • TSB #PIP5095G

      Date Announced:
      JUL 02, 2020
      NHTSA ID:
      #10178361

      This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon and may also have an oil or coolant leak. Technician may find coolant or oil in a spark plug tube. Read More »

    • TSB #PIP5675E

      Date Announced:
      JUN 25, 2020
      NHTSA ID:
      #10178346

      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 #PIP5696B

      Date Announced:
      JUN 23, 2020
      NHTSA ID:
      #10178342

      This Preliminary information communicates that the transfer case control module is on engineering restriction to verify diagnostics and service information.  Read More »

    • TSB #PIC6403B

      Date Announced:
      JUN 16, 2020
      NHTSA ID:
      #10178330

      This Preliminary information communicates to the dealer that programming modules must be done in OFF power module using MDI2 on 2020 Cadillac CT4,CT5, and Chevrolet Corvette. Read More »

    • TSB #PIC6391B

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178318

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, CT5 and Chevrolet Corvette Electronic Brake Boost Control Module and  Valve Kit, Brake Pressure Modulator. Read More »

    • TSB #PIC6382C

      Date Announced:
      JUN 09, 2020
      NHTSA ID:
      #10178313

      This PI communicates a parts restriction is in effect on 2020 cadillac CT4, and CT5 Front View Camera Module. Read More »

    • TSB #20NA018

      Date Announced:
      JUN 08, 2020
      NHTSA ID:
      #10178262

      This informational bulletin provides information for dealers/technicians on MDI 2 Required When Programming Vehicles with Vehicle Intelligence Platform (VIP). Read More »

    • TSB #20NA123

      Date Announced:
      JUN 02, 2020
      NHTSA ID:
      #10178278

      This informational bulletin provides information for the technicians to clear DTCs and allow the vehicle to go into sleep mode to correct the Malfunction Indicator Lamp (MIL) Illuminated and to stop DTCs setting. Read More »

    • TSB #PIC6407B

      Date Announced:
      MAY 29, 2020
      NHTSA ID:
      #10176337

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, CT5 and Chevrolet Corvette Amplifier. Read More »

    • TSB #070604025M

      Date Announced:
      MAY 28, 2020
      NHTSA ID:
      #10176648

      This informational bulletin provides information on Clicking/Ticking Sound/Noise Heard During Cold Start and that this should be considered a normal characteristic. Read More »

    • TSB #20NA114

      Date Announced:
      MAY 26, 2020
      NHTSA ID:
      #10176643

      This informational bulletin provides information for dealers/technicians on the false setting of DTC U0212. 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 #PIC6403B

      Date Announced:
      MAY 19, 2020
      NHTSA ID:
      #10176319

      This Preliminary information communicates to the dealer that programming modules must be done in OFF power module using MDI2 on 2020 Cadillac CT4,CT5, and Chevrolet Corvette. Read More »

    • TSB #PIC6403A

      Date Announced:
      MAY 19, 2020
      NHTSA ID:
      #10176320

      This Preliminary information communicates to the dealer that programming modules must be done in OFF power module using MDI2 on 2020 Cadillac CT4,CT5, and Chevrolet Corvette. Read More »

    • TSB #20NA106

      Date Announced:
      MAY 18, 2020
      NHTSA ID:
      #10176638

      This technical bulletin provides repair information to correct a customer concern of Unable to Change Camera View, Stuck in Rear Camera View, or Video Processing Module (VPM) not Responding. Read More »

    • TSB #PIT5411T

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176299

      This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance ... Read More »

    • TSB #PIC6384B

      Date Announced:
      APR 29, 2020
      NHTSA ID:
      #10174866

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, and Chevrolet Corvette. Read More »

    • TSB #20NA091

      Date Announced:
      APR 16, 2020
      NHTSA ID:
      #10175769

      This informational bulletin provides information for dealers/technicians on power seat, power mirrors and steering wheel entry/exit memory recall settings intermittently inoperative. Read More »

    • TSB #PIC6381B

      Date Announced:
      MAR 25, 2020
      NHTSA ID:
      #10173720

      This Preliminary information communicates a parts restriction is in place for the Suspension Control Module on 2020 Cadillac CT4, CT5, and Chevrolet Corvette. Read More »

    • TSB #PIC6383B

      Date Announced:
      MAR 19, 2020
      NHTSA ID:
      #10173711

      This Preliminary information communicates a parts restriction is in place for the Video Processing Module on 2020 Cadillac CT4,CT5 and Chevrolet Corvette. . Read More »

    • TSB #PIC6408

      Date Announced:
      MAR 18, 2020
      NHTSA ID:
      #10173710

      This Preliminary information communicates a concern that could cause U0512 to set in the Image Processing Control Module and engineering is working on a resolution.  Read More »

    • TSB #PIC6392A

      Date Announced:
      MAR 16, 2020
      NHTSA ID:
      #10173702

      This Preliminary information communicates a parts restriction is in place for the Sensing and Diagnostic Module on 2020 Cadillac CT4, CT5 and Chevrolet Corvette. 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 #PIC6407

      Date Announced:
      MAR 16, 2020
      NHTSA ID:
      #10173704

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, CT5 and Chevrolet Corvette Amplifier. Read More »

    • TSB #PIC6391A

      Date Announced:
      MAR 13, 2020
      NHTSA ID:
      #10173693

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, CT5 and Chevrolet Corvette Electronic Brake Boost Control Module and  Valve Kit, Brake Pressure Modulator. Read More »

    • TSB #PIC6385A

      Date Announced:
      MAR 13, 2020
      NHTSA ID:
      #10173695

      This Preliminary information communicates a parts restriction is in place for the exterior lighting module on 2020 Cadillac CT4, CT5 and Chevrolet Corvette. Read More »

    • TSB #PIC6384A

      Date Announced:
      MAR 13, 2020
      NHTSA ID:
      #10173696

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, and Chevrolet Corvette. Read More »

    • TSB #PIC6390A

      Date Announced:
      MAR 13, 2020
      NHTSA ID:
      #10173697

      This Preliminary information communicates a parts restriction is in place for the Central Gateway Module on 2020 Cadillac CT4, CT5, and Chevrolet Corvette. Read More »

    • TSB #PIC6387A

      Date Announced:
      MAR 13, 2020
      NHTSA ID:
      #10173698

      This Preliminary information communicates a parts restriction is in place for the Short Range Radar Module on 2020 Cadillac CT4, and CT5. Read More »

    • TSB #PIP5696A

      Date Announced:
      MAR 13, 2020
      NHTSA ID:
      #10173701

      This Preliminary information communicates that the transfer case control module is on engineering restriction to verify diagnostics and service information.  Read More »

    • TSB #PIC6394A

      Date Announced:
      MAR 12, 2020
      NHTSA ID:
      #10173686

      This Preliminary information communicates a parts restriction is in place for the Image Processing Module on 2020 Cadillac CT4, and CT5. Read More »

    • TSB #PIC6383A

      Date Announced:
      MAR 12, 2020
      NHTSA ID:
      #10173687

      This Preliminary information communicates a parts restriction is in place for the Video Processing Module on 2020 Cadillac CT5. Read More »

    • TSB #PIC6389A

      Date Announced:
      MAR 12, 2020
      NHTSA ID:
      #10173688

      This Preliminary information communicates a parts restriction is in place for the Long Range Radar Module on 2020 Cadillac CT4 and CT5. Read More »

    • TSB #PIC6381A

      Date Announced:
      MAR 12, 2020
      NHTSA ID:
      #10173689

      This Preliminary information communicates a parts restriction is in place for the Suspension Control Module on 2020 Cadillac CT4, CT5. Read More »

    • TSB #PIC6382A

      Date Announced:
      MAR 12, 2020
      NHTSA ID:
      #10173690

      This PI communicates a parts restriction is in effect on 2020 cadillac CT4, and CT5 Front View Camera Module. Read More »

    • TSB #PIP5701A

      Date Announced:
      MAR 12, 2020
      NHTSA ID:
      #10173692

      This Preliminary information communicates that the E01 ECM p/n 12703874 is on part restriction. Read More »

    • TSB #PIC6406

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10172338

      This Preliminary information communicates that a dealer may replace a Front Camera Module (FCM) and program it and then it will not complete the learn procedure. The tech may also find multiple codes stored. Read More »

    • TSB #PIC6403

      Date Announced:
      FEB 05, 2020
      NHTSA ID:
      #10172309

      This Preliminary information communicates to the dealer that programming modules must be done in OFF power module using MDI2 on 2020 Cadillac CT5. Read More »

    • TSB #PIC6400

      Date Announced:
      JAN 29, 2020
      NHTSA ID:
      #10171313

      This preliminary information communicates a condition may exit causing DTC's P00FF, B2B05, B2B06  to set. Engineering is working on a solution. Read More »

    • TSB #PIC6391

      Date Announced:
      JAN 28, 2020
      NHTSA ID:
      #10171308

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT5 Electronic Brake Boost Control Module and  Valve Kit, Brake Pressure Modulator. Read More »

    • TSB #PIC6399

      Date Announced:
      JAN 28, 2020
      NHTSA ID:
      #10171309

      This Preliminary information communicates to inspect the keyless entry antenna - rear compartment for being secure in its bracket if B1446 SYM13 is found. Read More »

    • TSB #PIT5411R

      Date Announced:
      JAN 23, 2020
      NHTSA ID:
      #10171300

      This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance ... Read More »

    • TSB #PIP5701

      Date Announced:
      JAN 22, 2020
      NHTSA ID:
      #10171299

      This Preliminary information communicates that the E01 ECM p/n 12703874 is on part restriction. Read More »

    • TSB #PIC6394

      Date Announced:
      JAN 17, 2020
      NHTSA ID:
      #10171291

      This Preliminary information communicates a parts restriction is in place for the Image Processing Module on 2020 Cadillac CT5. Read More »

    • TSB #PIC6392

      Date Announced:
      JAN 17, 2020
      NHTSA ID:
      #10171295

      This Preliminary information communicates a parts restriction is in place for the Sensing and Diagnostic Module on 2020 Cadillac CT5. Read More »

    • TSB #PIP5696

      Date Announced:
      JAN 15, 2020
      NHTSA ID:
      #10171282

      This Preliminary information communicates that the transfer case control module is on engineering restriction to verify diagnostics and service information.  Read More »

    • TSB #PIC6393

      Date Announced:
      JAN 15, 2020
      NHTSA ID:
      #10171284

      This Preliminary information communicates that is a module is unplugged, the Park Assist Control Module (PACM) will fall off the Bus and will not communicate until a power cycle of the PACM.  Read More »

    • TSB #PIC6390

      Date Announced:
      JAN 15, 2020
      NHTSA ID:
      #10171286

      This Preliminary information communicates a parts restriction is in place for the Central Gateway Module on 2020 Cadillac CT5. Read More »

    • TSB #PIC6381

      Date Announced:
      JAN 14, 2020
      NHTSA ID:
      #10171281

      This Preliminary information communicates a parts restriction is in place for the Suspension Control Module on 2020 Cadillac CT5. Read More »

    • TSB #PIC6385

      Date Announced:
      JAN 14, 2020
      NHTSA ID:
      #10171275

      This Preliminary information communicates a parts restriction is in place for the exterior lighting module on 2020 Cadillac CT5. Read More »

    • TSB #030846004W

      Date Announced:
      JAN 13, 2020
      NHTSA ID:
      #10172292

      This bulletin provides information regarding Part Restriction and Ordering Process Information for OnStar® Vehicle Communication Interface Modules (VCIM) (GMNA Only). Read More »

    • TSB #PIC6389

      Date Announced:
      JAN 13, 2020
      NHTSA ID:
      #10171269

      This Preliminary information communicates a parts restriction is in place for the Long Range Radar Module on 2020 Cadillac CT5. Read More »

    • TSB #PIC6384

      Date Announced:
      JAN 13, 2020
      NHTSA ID:
      #10171273

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT5. Read More »

    • TSB #PIC6383

      Date Announced:
      JAN 13, 2020
      NHTSA ID:
      #10171274

      This Preliminary information communicates a parts restriction is in place for the Video Processing Module on 2020 Cadillac CT5. Read More »

    • TSB #PIC6387

      Date Announced:
      JAN 10, 2020
      NHTSA ID:
      #10171268

      This Preliminary information communicates a parts restriction is in place for the Short Range Radar Module on 2020 Cadillac CT5. 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 #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 »

    ELECTRICAL SYSTEM:12V/24V/48V BATTERY

    • TSB #20NA132

      Date Announced:
      AUG 06, 2021
      NHTSA ID:
      #10205059

      This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements. Read More »

    • TSB #N202308320

      Date Announced:
      OCT 01, 2020
      NHTSA ID:
      #10183218

      Customer Satisfaction Program - Certain 2020 model year Cadillac CT4, CT5, and Chevrolet Corvette vehicles, equipped with the Cadillac User Experience with embedded navigation or the Infotainment 3 premium system w/navigation (RPO IOT), ... Read More »

    ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER

    • TSB #21NA061

      Date Announced:
      MAR 22, 2021
      NHTSA ID:
      #10192031

      This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs (North America ONLY). Read More »

    ELECTRICAL SYSTEM:IGNITION:COIL:SPARK PLUGS

    • TSB #21NA147

      Date Announced:
      JUN 22, 2021
      NHTSA ID:
      #10200146

      This service bulletin provides a repair procedure to correct a customer concern of Coolant and/or Oil Leak, Malfunction Indicator Lamp (MIL) Illuminated?. Read More »

    ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

    • TSB #PIE0643

      Date Announced:
      JUN 01, 2021
      NHTSA ID:
      #10200171

      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 on Driver Information Center ... 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 »

    ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER

    • TSB #PIT5851

      Date Announced:
      SEP 07, 2021
      NHTSA ID:
      #10202388

      This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how the dealership can resolve the issue. Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #PIP5675G

      Date Announced:
      DEC 15, 2021
      NHTSA ID:
      #10206730

      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 #21NA256

      Date Announced:
      DEC 13, 2021
      NHTSA ID:
      #10207916

      This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set. Read More »

    • TSB #20NA178

      Date Announced:
      NOV 16, 2021
      NHTSA ID:
      #10205544

      This service bulletin provides repair information to correct a customer concern of Service Driver Assist and/or Take Steering Messages on Start-up, Advanced Driver Assist Systems (ADAS) Features Not Available with DTCs U1614, U1615, U1616 ... 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 #PIP5763

      Date Announced:
      NOV 13, 2020
      NHTSA ID:
      #10184109

      This Preliminary information communicates that a software anomaly can cause C1135 SYM92 to set prematurely causing a Service Axle message.  A software update will be released to correct this concern. Read More »

    • TSB #N202294740 01 Pr

      Date Announced:
      JUN 26, 2020
      NHTSA ID:
      #10177371

      (Private Message Update) Service Update - Certain vehicles may require individual software updates to multiple modules to address various minor issues such as steering feel and data communication. Dealers are to reprogram multiple modules. Read More »

    • TSB #N202294740 01 Pr

      Date Announced:
      JUN 19, 2020
      NHTSA ID:
      #10177370

      (Private Message) Service Update - Certain vehicles may require individual software updates to multiple modules to address various minor issues such as steering feel and data communication. Dealers are to reprogram multiple modules. Read More »

    • TSB #N202294740 01

      Date Announced:
      JUN 18, 2020
      NHTSA ID:
      #10177368

      Service Update - Certain vehicles may require individual software updates to multiple modules to address various minor issues such as steering feel and data communication. Dealers are to reprogram multiple modules. Read More »

    • TSB #N202294740

      Date Announced:
      JUN 15, 2020
      NHTSA ID:
      #10177363

      Service Update - Certain vehicles may require individual software updates to multiple modules to address various minor issues such as steering feel and data communication. Dealers are to reprogram multiple modules. Read More »

    • TSB #20NA068

      Date Announced:
      MAR 17, 2020
      NHTSA ID:
      #10174289

      This technical bulletin provides repair information to correct a customer concern of Service Engine Soon message with the following DTCs set: P00FF, B2B05, B2B06. Read More »

    • TSB #PIC6405

      Date Announced:
      FEB 10, 2020
      NHTSA ID:
      #10172314

      This Preliminary information communicates that the OAT sensor may not read correctly upon startup after the vehicle has been parked for two hours or more. Engineering is aware of the concern and is working on a resolution. Read More »

    • TSB #20NA018

      Date Announced:
      JAN 22, 2020
      NHTSA ID:
      #10172287

      This informational bulletin provides information for dealers/technicians on MDI 2 Required When Programming Vehicles on Next Generation Digital Vehicle Platform. 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 »

    • TSB #PIC6388B

      Date Announced:
      JUL 29, 2020
      NHTSA ID:
      #10178392

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, and CT5 Side Blind Zone Module. Read More »

    ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY THERMAL:MANAGEMENT:SOFTWARE

    • TSB #PIC6442

      Date Announced:
      JUL 26, 2021
      NHTSA ID:
      #10201256

      This Preliminary information communicates that a condition exits that can cause the Drivers Information Center to be blank on startup and Engineering is investigating the concern.  Read More »

    EXTERIOR LIGHTING

    • TSB #21NA257

      Date Announced:
      DEC 14, 2021
      NHTSA ID:
      #10207917

      This service bulletin provides a service procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P3075 Set. Read More »

    • TSB #21NA256

      Date Announced:
      DEC 13, 2021
      NHTSA ID:
      #10207916

      This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set. Read More »

    • TSB #21NA256

      Date Announced:
      NOV 09, 2021
      NHTSA ID:
      #10205576

      This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set. 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 #21NA130

      Date Announced:
      MAY 28, 2021
      NHTSA ID:
      #10199283

      This service bulletin provides a repair procedure to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated, DTC P31E8, P31DB, P31D4 and/or P31E2 Set. Read More »

    • TSB #PIC6385B

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10187187

      This Preliminary information communicates a parts restriction is in place for the exterior lighting module on 2020 Cadillac CT4, CT5 and Chevrolet Corvette. Read More »

    • TSB #PIC6385B

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10185736

      This Preliminary information communicates a parts restriction is in place for the exterior lighting module on 2020 Cadillac CT4, CT5 and Chevrolet Corvette. Read More »

    • TSB #PIC6385A

      Date Announced:
      MAR 13, 2020
      NHTSA ID:
      #10173695

      This Preliminary information communicates a parts restriction is in place for the exterior lighting module on 2020 Cadillac CT4, CT5 and Chevrolet Corvette. Read More »

    • TSB #PIC6385

      Date Announced:
      JAN 14, 2020
      NHTSA ID:
      #10171275

      This Preliminary information communicates a parts restriction is in place for the exterior lighting module on 2020 Cadillac CT5. 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 »

    VISIBILITY

    • TSB #PIE0631

      Date Announced:
      APR 27, 2021
      NHTSA ID:
      #10195159

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards having Lines, Wavy, and/or Snowflakes markings on the front side door glass. Read More »

    • TSB #PIC6388A

      Date Announced:
      MAR 12, 2020
      NHTSA ID:
      #10173691

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, and CT5 Side Blind Zone Module. Read More »

    • TSB #PIC6388

      Date Announced:
      JAN 28, 2020
      NHTSA ID:
      #10171310

      This PI communicates a parts restriction is in effect on 2020 cadillac CT5 Side Blind Zone Module. 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 »

    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:SUN/MOON ROOF ASSEMBLY

    • TSB #PIC5260E

      Date Announced:
      APR 19, 2022
      NHTSA ID:
      #10211770

      This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks. Read More »

    VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:ENGINE COOLANT HOSES AND FITTINGS

    • TSB #21NA256

      Date Announced:
      NOV 09, 2021
      NHTSA ID:
      #10205576

      This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set. Read More »

    AIR BAGS

    • TSB #PIC6048N

      Date Announced:
      JAN 13, 2022
      NHTSA ID:
      #10208021

      This Preliminary Information communicates to the technician that some customers may comment on the operation of their haptic seat during a Lane Keep Assist event. Lane Keep Assist works differently than Lane Departure Warning. 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 #PIE0621

      Date Announced:
      MAR 23, 2021
      NHTSA ID:
      #10191251

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Service Rear Axle or Rear Axle System Off message illuminated on the Driver ... Read More »

    • TSB #PIE0575A

      Date Announced:
      NOV 18, 2020
      NHTSA ID:
      #10184506

      This engineering information (EI) closure ends the need for information from technicians/field in regards to no fob detected message on driver information center (DIC), passive and backup inoperative and active functions working for all ... 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 »

    STRUCTURE

    • TSB #PI0281I

      Date Announced:
      APR 07, 2022
      NHTSA ID:
      #10210441

      This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. Read More »

    • TSB #PIC6384H

      Date Announced:
      JAN 24, 2022
      NHTSA ID:
      #10208051

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon. Read More »

    • TSB #PIC6384H

      Date Announced:
      JUL 26, 2021
      NHTSA ID:
      #10201257

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon. Read More »

    • TSB #PIC6384F

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10197305

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon. Read More »

    • TSB #PIC6384E

      Date Announced:
      MAY 03, 2021
      NHTSA ID:
      #10197280

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon. 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 #PIC6384D

      Date Announced:
      MAR 01, 2021
      NHTSA ID:
      #10190351

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon. 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 #990851001E

      Date Announced:
      NOV 06, 2020
      NHTSA ID:
      #10184503

      Thins informational bulletin provides information on Paint-less Dent Repair Process. Read More »

    • TSB #PIP5756

      Date Announced:
      OCT 05, 2020
      NHTSA ID:
      #10182533

      This Preliminary information communicates the possibility of dtc p2101 being stored in history and not to replace throttle body for this issue unless instructed to do so through published diagnostics. 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 #N202297690

      Date Announced:
      MAY 05, 2020
      NHTSA ID:
      #10176809

      SUB - Certain 2020 model year Cadillac CT5 vehicles equipped with all wheel drive (RPO F46) may have a transmission mount ?snubber? rotated out of position. Vehicles with the snubber out of position could experience noise and vibration. Read More »

    • TSB #PIC6384B

      Date Announced:
      APR 29, 2020
      NHTSA ID:
      #10174866

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, and Chevrolet Corvette. Read More »

    • TSB #PIC6384A

      Date Announced:
      MAR 13, 2020
      NHTSA ID:
      #10173696

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, and Chevrolet Corvette. Read More »

    • TSB #PIC6384

      Date Announced:
      JAN 13, 2020
      NHTSA ID:
      #10171273

      This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT5. Read More »

    STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS

    • TSB #PI0281I

      Date Announced:
      APR 07, 2022
      NHTSA ID:
      #10210441

      This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. 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 #PI0281H

      Date Announced:
      APR 14, 2020
      NHTSA ID:
      #10175855

      This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. 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 »

    STRUCTURE:BODY:DOOR

    • 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 »

    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 »

    LATCHES/LOCKS/LINKAGES:DOORS:LATCH

    • 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 »

    TIRES

    • TSB #PIT3271M

      Date Announced:
      MAR 07, 2022
      NHTSA ID:
      #10210321

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #PIT3271L

      Date Announced:
      FEB 03, 2022
      NHTSA ID:
      #10208971

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #030310007K

      Date Announced:
      NOV 08, 2021
      NHTSA ID:
      #10205738

      This service bulletin provides information for dealers/technicians on Tire/Wheel Characteristics (Vibration, Balance, Shake, Flat Spotting) of GM Original Equipment Tires. Read More »

    • TSB #130310001H

      Date Announced:
      MAY 06, 2021
      NHTSA ID:
      #10200093

      This service bulletin provides information on summer tire performance and tire cold weather cracking. Read More »

    • 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 #17NA087

      Date Announced:
      MAY 05, 2021
      NHTSA ID:
      #10199230

      This informational bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left or Right, Wanders, Follows Depressions in Road Surface, Tramlining. Read More »

    • TSB #17NA087

      Date Announced:
      MAY 05, 2021
      NHTSA ID:
      #10198839

      This informational bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left or Right, Wanders, Follows Depressions in Road Surface, Tramlining. 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 #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 »

    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 »

    WHEELS

    • TSB #20-NA-159

      Date Announced:
      MAY 11, 2022
      NHTSA ID:
      #10212910

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #17-NA-052

      Date Announced:
      MAR 25, 2022
      NHTSA ID:
      #10209743

      This bulletin updates the position of General Motors on refinishing fully color painted aluminum wheels with base paint. GM has established a new process for the way that refinishing under GM Warranty will be handled (U.S. ONLY). Read More »

    • TSB #13-03-10-001I

      Date Announced:
      MAR 08, 2022
      NHTSA ID:
      #10209137

      This service bulletin provides information on summer tire performance and tire cold weather cracking. Read More »

    • TSB #PIT3271M

      Date Announced:
      MAR 07, 2022
      NHTSA ID:
      #10210321

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #PIT3271L

      Date Announced:
      FEB 03, 2022
      NHTSA ID:
      #10208971

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #030310007K

      Date Announced:
      NOV 08, 2021
      NHTSA ID:
      #10205738

      This service bulletin provides information for dealers/technicians on Tire/Wheel Characteristics (Vibration, Balance, Shake, Flat Spotting) of GM Original Equipment Tires. 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 #20NA091

      Date Announced:
      APR 16, 2020
      NHTSA ID:
      #10175769

      This informational bulletin provides information for dealers/technicians on power seat, power mirrors and steering wheel entry/exit memory recall settings intermittently inoperative. 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 #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 »

    SEATS:FRONT ASSEMBLY:POWER ADJUST

    • TSB #21NA131

      Date Announced:
      JUN 02, 2021
      NHTSA ID:
      #10200134

      This service bulletin provides repair information to correct a customer concern of Memory Seat Module Does Not Adjust. Read More »

    ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

    • TSB #21NA117

      Date Announced:
      MAY 17, 2021
      NHTSA ID:
      #10199277

      This service bulletin provides information and programming procedures for dealers/technicians on the release of Radio Software Update Version GB108. Read More »

    • TSB #PIC6381A

      Date Announced:
      MAR 12, 2020
      NHTSA ID:
      #10173689

      This Preliminary information communicates a parts restriction is in place for the Suspension Control Module on 2020 Cadillac CT4, CT5. Read More »

    FORWARD COLLISION AVOIDANCE

    • TSB #PIE0661B

      Date Announced:
      MAR 15, 2022
      NHTSA ID:
      #10209511

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a Forward Collision Icon Message Illuminated on Driver Information Center (DIC) ... Read More »

    FORWARD COLLISION AVOIDANCE: SENSING SYSTEM: CAMERA

    • TSB #N202305180

      Date Announced:
      SEP 17, 2020
      NHTSA ID:
      #10181652

      Service Update Bulletin - Certain 2020 model year Cadillac CT4 and CT5 vehicles may have a condition where the front windshield camera module may reset and lose communication with other modules. DTCs P25A2, U0265, U0566 and U1962 are set. Read More »

    • TSB #PIC6382F

      Date Announced:
      SEP 17, 2020
      NHTSA ID:
      #10181145

      This PI communicates a parts restriction is in effect on 2020 cadillac CT4, and CT5 Front View Camera Module. Read More »

    • TSB #PIC6382D

      Date Announced:
      JUL 13, 2020
      NHTSA ID:
      #10178371

      This PI communicates a parts restriction is in effect on 2020 cadillac CT4, and CT5 Front View Camera Module. Read More »

    • TSB #PIC6382C

      Date Announced:
      JUN 09, 2020
      NHTSA ID:
      #10178313

      This PI communicates a parts restriction is in effect on 2020 cadillac CT4, and CT5 Front View Camera Module. Read More »

    • TSB #PIC6382B

      Date Announced:
      JUN 08, 2020
      NHTSA ID:
      #10178310

      This PI communicates a parts restriction is in effect on 2020 cadillac CT4, and CT5 Front View Camera Module. Read More »

    • TSB #PIC6382

      Date Announced:
      JAN 13, 2020
      NHTSA ID:
      #10171272

      This PI communicates a parts restriction is in effect on 2020 cadillac CT5 Front View Camera Module. Read More »

    LANE DEPARTURE

    • TSB #PIC6048N

      Date Announced:
      JAN 13, 2022
      NHTSA ID:
      #10208021

      This Preliminary Information communicates to the technician that some customers may comment on the operation of their haptic seat during a Lane Keep Assist event. Lane Keep Assist works differently than Lane Departure Warning. Read More »

    LANE DEPARTURE: BLIND SPOT DETECTION

    • TSB #PIC6388B

      Date Announced:
      JUL 29, 2020
      NHTSA ID:
      #10178392

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, and CT5 Side Blind Zone Module. Read More »

    • TSB #PIC6388A

      Date Announced:
      MAR 12, 2020
      NHTSA ID:
      #10173691

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, and CT5 Side Blind Zone Module. Read More »

    • TSB #PIC6388

      Date Announced:
      JAN 28, 2020
      NHTSA ID:
      #10171310

      This PI communicates a parts restriction is in effect on 2020 cadillac CT5 Side Blind Zone Module. Read More »

    BACK OVER PREVENTION

    • TSB #PIP5817B

      Date Announced:
      JAN 27, 2022
      NHTSA ID:
      #10208066

      This Preliminary information communicates to the dealers information related to a hot idle tick noise from the engine. Read More »

    • TSB #PIP5817A

      Date Announced:
      JAN 26, 2022
      NHTSA ID:
      #10208058

      This Preliminary information communicates to the dealers information related to a hot idle tick noise from the engine. Read More »

    • TSB #PIC6048N

      Date Announced:
      JAN 13, 2022
      NHTSA ID:
      #10208021

      This Preliminary Information communicates to the technician that some customers may comment on the operation of their haptic seat during a Lane Keep Assist event. Lane Keep Assist works differently than Lane Departure Warning. Read More »

    • TSB #21NA091

      Date Announced:
      NOV 17, 2021
      NHTSA ID:
      #10205548

      This service bulletin provides information for customers/dealers/technicians on Normal Rearview Camera Display Operation - Flashing Diamond - Spot - or UFO like image on Rear View Camera Display. Read More »

    • TSB #20NA106

      Date Announced:
      MAY 21, 2021
      NHTSA ID:
      #10199246

      This service bulletin provides repair information to correct a customer concern of Unable to Change Camera View, Stuck in Rear Camera View, or Video Processing Module (VPM) not Responding. Read More »

    • TSB #20NA106

      Date Announced:
      MAY 21, 2021
      NHTSA ID:
      #10198855

      This service bulletin provides repair information to correct a customer concern of Unable to Change Camera View, Stuck in Rear Camera View, or Video Processing Module (VPM) not Responding. Read More »

    • TSB #21NA091

      Date Announced:
      MAY 03, 2021
      NHTSA ID:
      #10199265

      This service bulletin provides information for customers/dealers/technicians on Normal Rearview Camera Display Operation - Flashing Diamond - Spot - or UFO like image on Rear View Camera Display. Read More »

    • TSB #21NA091

      Date Announced:
      MAY 03, 2021
      NHTSA ID:
      #10198874

      This service bulletin provides information for customers/dealers/technicians on Normal Rearview Camera Display Operation - Flashing Diamond - Spot - or UFO like image on Rear View Camera Display. Read More »

    • TSB #PIT5782C

      Date Announced:
      APR 16, 2021
      NHTSA ID:
      #10193456

      This Preliminary information communicates and issue with programming a replacement side object detection module and engineering is working on the issue. Read More »

    • TSB #21NA080

      Date Announced:
      MAR 26, 2021
      NHTSA ID:
      #10192043

      This service bulletin provides repair information to correct a customer concern of Flutter Type Noise Heard When Vehicle is Operating in AFM Mode (ECO Lamp On). Read More »

    • TSB #PIC6382E

      Date Announced:
      JUL 24, 2020
      NHTSA ID:
      #10178383

      This PI communicates a parts restriction is in effect on 2020 cadillac CT4, and CT5 Front View Camera Module. Read More »

    • TSB #PIC6411

      Date Announced:
      MAY 19, 2020
      NHTSA ID:
      #10176321

      This Preliminary information communicates that  a customer may not be able to change camera views and only the rear view camera display is available. Read More »

    • TSB #20NA106

      Date Announced:
      MAY 18, 2020
      NHTSA ID:
      #10176638

      This technical bulletin provides repair information to correct a customer concern of Unable to Change Camera View, Stuck in Rear Camera View, or Video Processing Module (VPM) not Responding. Read More »

    • TSB #PIC6382A

      Date Announced:
      MAR 12, 2020
      NHTSA ID:
      #10173690

      This PI communicates a parts restriction is in effect on 2020 cadillac CT4, and CT5 Front View Camera Module. Read More »

    • TSB #PIC6406

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10172338

      This Preliminary information communicates that a dealer may replace a Front Camera Module (FCM) and program it and then it will not complete the learn procedure. The tech may also find multiple codes stored. Read More »

    BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

    • TSB #PIT5799

      Date Announced:
      NOV 19, 2020
      NHTSA ID:
      #10184127

      This Preliminary information communicates a cocnern where a flashing spot can intermittently show up on the radio display while in reverse. The PI advises that engineering is investigating the concern. Read More »

    INTERIOR LIGHTING

    • TSB #PIP5730B

      Date Announced:
      MAR 09, 2021
      NHTSA ID:
      #10190391

      This Preliminary information communicates additional diagnostic information for DTC's P0016 and P0018. Read More »

    COMMUNICATION

    • TSB #PIT5832A

      Date Announced:
      JAN 26, 2022
      NHTSA ID:
      #10208059

      This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly. Read More »

    COMMUNICATION: VEHICLE TO INFRASTRUCTURE

    • TSB #PIT5762E

      Date Announced:
      JAN 31, 2022
      NHTSA ID:
      #10208076

      This Preliminary information communicates an issues with false codes setting in vehicles due to timing issues between the modules. Read More »

    • 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 »

    COMMUNICATION:MANUFACTURER TELEMATICS

    • TSB #PIP4902P

      Date Announced:
      JAN 18, 2022
      NHTSA ID:
      #10208034

      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

    • TSB #22-NA-070

      Date Announced:
      APR 20, 2022
      NHTSA ID:
      #10210841

      This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements. Read More »

    • TSB #01-00-89-010P

      Date Announced:
      APR 13, 2022
      NHTSA ID:
      #10210543

      This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern. Read More »

    • TSB #22-NA-070

      Date Announced:
      MAR 30, 2022
      NHTSA ID:
      #10209977

      This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements. Read More »

    • TSB #17-NA-052

      Date Announced:
      MAR 25, 2022
      NHTSA ID:
      #10209743

      This bulletin updates the position of General Motors on refinishing fully color painted aluminum wheels with base paint. GM has established a new process for the way that refinishing under GM Warranty will be handled (U.S. ONLY). Read More »

    • TSB #21-NA-036

      Date Announced:
      MAR 11, 2022
      NHTSA ID:
      #10209400

      This service bulletin advises the technician of a diagnostic test for a possible issue with a damaged OCV solenoid that may cause an oil leak and misfire, illuminating the MIL and setting DTCs P0300, P0302 and/or P0305. Read More »

    • TSB #PIP5675G

      Date Announced:
      DEC 15, 2021
      NHTSA ID:
      #10206730

      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 #21NA279

      Date Announced:
      NOV 29, 2021
      NHTSA ID:
      #10205595

      This service bulletin provides a procedure to replace the starter if found the cause of the rattle noise. Read More »

    • TSB #21NA269

      Date Announced:
      NOV 17, 2021
      NHTSA ID:
      #10205588

      This service bulletin provides repair information to correct a customer concern of Instrument Panel Cluster DIC Intermittent Blank Screen. Read More »

    • TSB #21NA091

      Date Announced:
      NOV 17, 2021
      NHTSA ID:
      #10205548

      This service bulletin provides information for customers/dealers/technicians on Normal Rearview Camera Display Operation - Flashing Diamond - Spot - or UFO like image on Rear View Camera Display. Read More »

    • TSB #20NA178

      Date Announced:
      NOV 16, 2021
      NHTSA ID:
      #10205544

      This service bulletin provides repair information to correct a customer concern of Service Driver Assist and/or Take Steering Messages on Start-up, Advanced Driver Assist Systems (ADAS) Features Not Available with DTCs U1614, U1615, U1616 ... Read More »

    • TSB #21NA257

      Date Announced:
      NOV 12, 2021
      NHTSA ID:
      #10205577

      This service bulletin provides a service procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P3075 Set. Read More »

    • TSB #21NA256

      Date Announced:
      NOV 09, 2021
      NHTSA ID:
      #10205576

      This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set. Read More »

    • TSB #19NA104

      Date Announced:
      NOV 08, 2021
      NHTSA ID:
      #10205539

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

    • TSB #21NA244

      Date Announced:
      NOV 04, 2021
      NHTSA ID:
      #10205567

      This service bulletin provides a repair procedure to correct a customer concern of a No Fob detected message on Driver Information Center (DIC) and/or No Crank / No Start condition. 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 #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 #PIE0621A

      Date Announced:
      JUN 25, 2021
      NHTSA ID:
      #10200161

      This engineering information (EI) closure ends the need for further information from the field in regards to the Service Rear Axle or Rear Axle System Off message illuminated on the Driver Information Center (DIC). Read More »

    • TSB #21NA147

      Date Announced:
      JUN 22, 2021
      NHTSA ID:
      #10200146

      This service bulletin provides a repair procedure to correct a customer concern of Coolant and/or Oil Leak, Malfunction Indicator Lamp (MIL) Illuminated?. 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 #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 #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 #21NA117

      Date Announced:
      MAY 17, 2021
      NHTSA ID:
      #10198886

      This service bulletin provides information and programming procedures for dealers/technicians on the release of Radio Software Update Version GB108. 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 #PIE0632

      Date Announced:
      MAY 04, 2021
      NHTSA ID:
      #10200104

      This engineering information (EI) requests dealership personnel involve GM Engineering in the event an Owner is in Receipt of a PAI (Proactive Alert Identifier) "SAC003" and/or the Dealer is informed of excessive Parasitic Drains on an ... 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 #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 #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 #PIP5702C

      Date Announced:
      MAR 08, 2021
      NHTSA ID:
      #10190368

      This Preliminary information communicates to the dealer technician that the 2020 Cadillac CT4 and CT5 T93 transmission control module restriction has ended. 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 #PIP5730A

      Date Announced:
      DEC 29, 2020
      NHTSA ID:
      #10185754

      This Preliminary information communicates additional diagnostic information for DTC's P0016 and P0018. 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 #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 #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 #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 #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 »

    • 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 #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 »

    • TSB #20NA114

      Date Announced:
      DEC 07, 2020
      NHTSA ID:
      #10186079

      This informational bulletin provides information for dealers/technicians on the false setting of DTC U0212. Read More »

    • TSB #20NA114

      Date Announced:
      DEC 07, 2020
      NHTSA ID:
      #10187393

      This informational bulletin provides information for dealers/technicians on the false setting of DTC U0212. Read More »

    • TSB #N202320510

      Date Announced:
      DEC 01, 2020
      NHTSA ID:
      #10186046

      Customer Satisfaction Program. Certain vehicles, equipped with a gas engine, may have a condition in which the printed circuit board inside of the water pump may have been manufactured incorrectly potentially causing a water pump failure. 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 #PIT5782A

      Date Announced:
      NOV 19, 2020
      NHTSA ID:
      #10184130

      This Preliminary information communicates and issue with programming a replacement side object detection module and engineering is working on the issue. Read More »

    • TSB #PIE0575A

      Date Announced:
      NOV 18, 2020
      NHTSA ID:
      #10184506

      This engineering information (EI) closure ends the need for information from technicians/field in regards to no fob detected message on driver information center (DIC), passive and backup inoperative and active functions working for all ... Read More »

    • TSB #PIC6395C

      Date Announced:
      NOV 16, 2020
      NHTSA ID:
      #10184110

      This Preliminary information communicates a parts restriction is in place for the Automatic Transmission Control on 2020 Cadillac CT4, and CT5. Read More »

    • TSB #20NA123

      Date Announced:
      NOV 13, 2020
      NHTSA ID:
      #10184488

      This service bulletin provides repair information to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated with DTCs U1961, U1983 setting. Read More »

    • TSB #PIP5763

      Date Announced:
      NOV 13, 2020
      NHTSA ID:
      #10184109

      This Preliminary information communicates that a software anomaly can cause C1135 SYM92 to set prematurely causing a Service Axle message.  A software update will be released to correct this 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 #PIC6386C

      Date Announced:
      NOV 09, 2020
      NHTSA ID:
      #10184103

      This Preliminary information communicates a parts restriction is in place for the Power Steering Gear on 2020 Cadillac CT4 and CT5. 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 #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 #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 #N202316150

      Date Announced:
      OCT 22, 2020
      NHTSA ID:
      #10183229

      Service Update - Certain 2020 model year Cadillac CT5 vehicles had the incorrect torque applied to the starter nut. (6Nm instead of 12Nm). The nut may loosen over time due to insufficient clampload. Read More »

    • TSB #PIE0579A

      Date Announced:
      OCT 21, 2020
      NHTSA ID:
      #10183788

      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. Read More »

    • TSB #PIC6407D

      Date Announced:
      OCT 12, 2020
      NHTSA ID:
      #10182549

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, CT5 and Chevrolet Corvette Amplifier. 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 #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 #PIP5693C

      Date Announced:
      SEP 28, 2020
      NHTSA ID:
      #10181171

      The Preliminary Information communication advises the technician that the Product Quality Center has a part restriction for the E99 Engine Control Module. 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 #PIC6395B

      Date Announced:
      AUG 31, 2020
      NHTSA ID:
      #10179662

      This Preliminary information communicates a parts restriction is in place for the Automatic Transmission Control on 2020 Cadillac CT4, and CT5. 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 #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 #PIC6414A

      Date Announced:
      JUL 22, 2020
      NHTSA ID:
      #10178377

      This Preliminary information communicates that there maybe a squeak or squeal noise caused by contact between the brake pad wear sensor and the rotor.  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 #20NA018

      Date Announced:
      JUN 08, 2020
      NHTSA ID:
      #10178262

      This informational bulletin provides information for dealers/technicians on MDI 2 Required When Programming Vehicles with Vehicle Intelligence Platform (VIP). 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 #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 #PIT5411T

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176299

      This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance ... 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 #PIC6407A

      Date Announced:
      APR 21, 2020
      NHTSA ID:
      #10174854

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, CT5 and Chevrolet Corvette Amplifier. Read More »

    • TSB #20NA089

      Date Announced:
      APR 14, 2020
      NHTSA ID:
      #10175768

      This technical bulletin provides a procedure to correct a condition of Low-Frequency Noise and Vibration Sound Heard in Passenger Compartment Under Wide Open Throttle. 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 #PIC6407

      Date Announced:
      MAR 16, 2020
      NHTSA ID:
      #10173704

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, CT5 and Chevrolet Corvette Amplifier. 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 #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 #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 #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 #PIP5677B

      Date Announced:
      FEB 04, 2020
      NHTSA ID:
      #10172303

      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 #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 #PIC6399

      Date Announced:
      JAN 28, 2020
      NHTSA ID:
      #10171309

      This Preliminary information communicates to inspect the keyless entry antenna - rear compartment for being secure in its bracket if B1446 SYM13 is found. 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 #PIT5411R

      Date Announced:
      JAN 23, 2020
      NHTSA ID:
      #10171300

      This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance ... Read More »

    • TSB #20NA018

      Date Announced:
      JAN 22, 2020
      NHTSA ID:
      #10172287

      This informational bulletin provides information for dealers/technicians on MDI 2 Required When Programming Vehicles on Next Generation Digital Vehicle Platform. 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 #030846004W

      Date Announced:
      JAN 13, 2020
      NHTSA ID:
      #10172292

      This bulletin provides information regarding Part Restriction and Ordering Process Information for OnStar® Vehicle Communication Interface Modules (VCIM) (GMNA Only). 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 #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 #PIE0545

      Date Announced:
      NOV 06, 2019
      NHTSA ID:
      #10169365

      This engineering information bulletin is requesting information on paint quality issue that drives a warrantable item type of repair on any 2019 or 2020 Cadillac Model and to submit a Field Product Report (FPR) using the FPR App. 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 »

    EQUIPMENT:ELECTRICAL

    • TSB #N212353390

      Date Announced:
      MAY 17, 2022
      NHTSA ID:
      #10211929

      Service Update Bulletin. Certain vehicles that had the Serial Data Gateway Module (SDGM) replaced in service, may not have been programmed correctly resulting in an incomplete registration of the new module. Read More »

    • TSB #12-00-89-003B

      Date Announced:
      MAY 02, 2022
      NHTSA ID:
      #10211658

      This service bulletin provides policy information on warranty administration guidelines for multiple repairs with independent causes (GM Canada Dealers Only). Read More »

    • TSB #PIC6405

      Date Announced:
      JAN 14, 2022
      NHTSA ID:
      #10208028

      This Preliminary information communicates that the OAT sensor may not read correctly upon startup after the vehicle has been parked for two hours or more. Engineering is aware of the concern and is working on a resolution. Read More »

    • 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 #PIC6407C

      Date Announced:
      SEP 21, 2020
      NHTSA ID:
      #10181155

      This PI communicates a parts restriction is in effect on 2020 Cadillac CT4, CT5 and Chevrolet Corvette Amplifier. Read More »

    • TSB #PIT5411U

      Date Announced:
      AUG 05, 2020
      NHTSA ID:
      #10179623

      This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance ... Read More »

    • TSB #PIC6382B

      Date Announced:
      JUN 08, 2020
      NHTSA ID:
      #10178310

      This PI communicates a parts restriction is in effect on 2020 cadillac CT4, and CT5 Front View Camera Module. 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 #PIT5411S

      Date Announced:
      FEB 04, 2020
      NHTSA ID:
      #10172304

      This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance ... Read More »

    • TSB #PIP5696

      Date Announced:
      JAN 15, 2020
      NHTSA ID:
      #10171282

      This Preliminary information communicates that the transfer case control module is on engineering restriction to verify diagnostics and service information.  Read More »

    • TSB #PIC6389

      Date Announced:
      JAN 13, 2020
      NHTSA ID:
      #10171269

      This Preliminary information communicates a parts restriction is in place for the Long Range Radar Module on 2020 Cadillac CT5. Read More »

    • TSB #PIC6387

      Date Announced:
      JAN 10, 2020
      NHTSA ID:
      #10171268

      This Preliminary information communicates a parts restriction is in place for the Short Range Radar Module on 2020 Cadillac CT5. 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 »

    EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

    • TSB #PIT5799A

      Date Announced:
      DEC 18, 2020
      NHTSA ID:
      #10185745

      This Preliminary information communicates a cocnern where a flashing spot can intermittently show up on the radio display while in reverse. The PI advises that engineering is investigating the concern. 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 #N202308320

      Date Announced:
      OCT 01, 2020
      NHTSA ID:
      #10183218

      Customer Satisfaction Program - Certain 2020 model year Cadillac CT4, CT5, and Chevrolet Corvette vehicles, equipped with the Cadillac User Experience with embedded navigation or the Infotainment 3 premium system w/navigation (RPO IOT), ... Read More »

    • TSB #PIT5411S

      Date Announced:
      FEB 04, 2020
      NHTSA ID:
      #10172304

      This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance ... Read More »

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • TSB #PIT5411S

      Date Announced:
      FEB 04, 2020
      NHTSA ID:
      #10172304

      This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance ... 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 #04-06-04-051F

      Date Announced:
      MAR 22, 2022
      NHTSA ID:
      #10209734

      This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive. Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #18-NA-099

      Date Announced:
      MAR 22, 2022
      NHTSA ID:
      #10209747

      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 #PIT5832

      Date Announced:
      APR 06, 2021
      NHTSA ID:
      #10193434

      This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly. Read More »

    • TSB #030846004X

      Date Announced:
      JAN 26, 2021
      NHTSA ID:
      #10188402

      This service bulletin announces that the Part Restriction and Ordering Process Information for OnStar® Vehicle Communication Interface Modules (VCIM) (GMNA Only) has ended. Read More »

    • TSB #PIP5730A

      Date Announced:
      DEC 29, 2020
      NHTSA ID:
      #10187205

      This Preliminary information communicates additional diagnostic information for DTC's P0016 and P0018. 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 #20NA008

      Date Announced:
      JUL 14, 2020
      NHTSA ID:
      #10178961

      This informational bulletin provides information for dealers/technicians on No MIL illuminated, ignore these DTCs if set in History. 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 #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 #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 #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 #20NA008

      Date Announced:
      JAN 22, 2020
      NHTSA ID:
      #10171906

      This informational bulletin provides information for dealers/technicians on No MIL illuminated, ignore these DTCs if set in History. 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 #19NA247

      Date Announced:
      OCT 30, 2019
      NHTSA ID:
      #10168203

      This New Model Features Bulletin provides General Information and other Topics to help the Service Personnel become familiar with some of the features of the all new 2020 Cadillac CT5. 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 #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 »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #21NA257

      Date Announced:
      NOV 12, 2021
      NHTSA ID:
      #10205577

      This service bulletin provides a service procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P3075 Set. Read More »

    • TSB #PIE0621A

      Date Announced:
      JUN 25, 2021
      NHTSA ID:
      #10200161

      This engineering information (EI) closure ends the need for further information from the field in regards to the Service Rear Axle or Rear Axle System Off message illuminated on the Driver Information Center (DIC). Read More »

    • TSB #21NA147

      Date Announced:
      JUN 22, 2021
      NHTSA ID:
      #10200146

      This service bulletin provides a repair procedure to correct a customer concern of Coolant and/or Oil Leak, Malfunction Indicator Lamp (MIL) Illuminated?. 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 #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 #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 #N202320510

      Date Announced:
      DEC 01, 2020
      NHTSA ID:
      #10186046

      Customer Satisfaction Program. Certain vehicles, equipped with a gas engine, may have a condition in which the printed circuit board inside of the water pump may have been manufactured incorrectly potentially causing a water pump failure. Read More »

    • TSB #20NA123

      Date Announced:
      NOV 13, 2020
      NHTSA ID:
      #10184488

      This service bulletin provides repair information to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated with DTCs U1961, U1983 setting. 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 #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 #PIC6395B

      Date Announced:
      AUG 31, 2020
      NHTSA ID:
      #10179662

      This Preliminary information communicates a parts restriction is in place for the Automatic Transmission Control on 2020 Cadillac CT4, and CT5. 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 #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 #PI0281H

      Date Announced:
      APR 14, 2020
      NHTSA ID:
      #10175855

      This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. Read More »

    • TSB #20NA089

      Date Announced:
      APR 14, 2020
      NHTSA ID:
      #10175768

      This technical bulletin provides a procedure to correct a condition of Low-Frequency Noise and Vibration Sound Heard in Passenger Compartment Under Wide Open Throttle. 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 #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 #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 #PIC6404

      Date Announced:
      FEB 06, 2020
      NHTSA ID:
      #10172311

      This Preliminary information communicates An issue may occur causing a Service Driver Assist,  Steering Assist Reduced Messages, or MIL illuminated with P25A2, U0265, and U0566, replacing the Front View Camera for frequently occurring ... 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 #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 #PIE0545

      Date Announced:
      NOV 06, 2019
      NHTSA ID:
      #10169365

      This engineering information bulletin is requesting information on paint quality issue that drives a warrantable item type of repair on any 2019 or 2020 Cadillac Model and to submit a Field Product Report (FPR) using the FPR App. Read More »

    EQUIPMENT ADAPTIVE/MOBILITY:VEHICLE CONTROLS:STEERING

    • TSB #030091001H

      Date Announced:
      NOV 05, 2021
      NHTSA ID:
      #10205737

      This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure, when diagnosing vibration concerns. Read More »

    EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS

    • 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 »

    UNKNOWN OR OTHER

    • TSB #01-00-89-010O

      Date Announced:
      APR 05, 2022
      NHTSA ID:
      #10210194

      This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern. Read More »

    • TSB #16NA222

      Date Announced:
      JAN 06, 2022
      NHTSA ID:
      #10212588

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

    • TSB #21NA108

      Date Announced:
      MAY 04, 2021
      NHTSA ID:
      #10198879

      This service bulletin provides diagnostic information for the technician regarding a customer concern of engine overheating, cooling system contaminated with engine oil. Read More »