Technical Service Bulletins (TSBs) for the 2020 Silverado 1500 are official communications between Chevrolet & 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 #PIT5481E

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

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

    • TSB #16NA109

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

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

    SERVICE BRAKES, HYDRAULIC

    • 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 »

    ENGINE (PWS)

    • TSB #PIP5637A

      Date Announced:
      AUG 14, 2019
      NHTSA ID:
      #10164769

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

    ENGINE AND ENGINE COOLING

    • TSB #PIP5668B

      Date Announced:
      DEC 02, 2019
      NHTSA ID:
      #10170419

      This Preliminary information communicates to the dealer technician the coolant control valve is no longer on restriction. Read More »

    • TSB #PIP5689

      Date Announced:
      NOV 26, 2019
      NHTSA ID:
      #10168982

      This Preliminary information communicates to the technician to reprogram the engine control module Read More »

    • TSB #PIT5689A

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

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

    • TSB #PIP5686A

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

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

    • TSB #PIP5668A

      Date Announced:
      OCT 29, 2019
      NHTSA ID:
      #10167468

      This Preliminary information communicates to the dealer technician the coolant control valve is on restriction. Read More »

    • TSB #PIP5370E

      Date Announced:
      OCT 17, 2019
      NHTSA ID:
      #10167448

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

    • TSB #18NA361

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

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

    • TSB #010601011K

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

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

    • TSB #16NA372

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

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

    • TSB #PIP5637D

      Date Announced:
      SEP 30, 2019
      NHTSA ID:
      #10165916

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

    • TSB #PIP5606E

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

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

    • TSB #PIE0536

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

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

    • TSB #PIT5448F

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

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

    • TSB #PIP5637C

      Date Announced:
      SEP 05, 2019
      NHTSA ID:
      #10165871

      The Preliminary Information communication advises the technician that the Product Quality Center has a part exchange for 3.0 LM2 engine. The dealer technician is advised to call the GM Product Quality Center for further assistance. Read More »

    • TSB #PIP5637B

      Date Announced:
      AUG 30, 2019
      NHTSA ID:
      #10164791

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

    • TSB #19NA188

      Date Announced:
      AUG 27, 2019
      NHTSA ID:
      #10165117

      The informational bulletin explains the normal noises that are emitted from the engine once the engine is turned off. 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 #PIP5668

      Date Announced:
      AUG 21, 2019
      NHTSA ID:
      #10164777

      This Preliminary information communicates to the dealer technician the coolant control valve is on restriction. 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:TURBO-CHARGER

    • TSB #PIP5670A

      Date Announced:
      OCT 29, 2019
      NHTSA ID:
      #10167470

      This preliminary information communicates the part restriction for the diesel turbocharger and EGR components. Updated to provide instruction on gathering additional data. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:DIESEL

    • TSB #19NA180

      Date Announced:
      AUG 28, 2019
      NHTSA ID:
      #10165111

      This New Engine Features Bulletin provides General Information to help the Service Personnel become familiar with the Duramax Diesel 3.0L - RPO LM2. Read More »

    • TSB #PIP5670

      Date Announced:
      AUG 27, 2019
      NHTSA ID:
      #10164786

      This preliminary information communicates the part restriction for the diesel turbocharger and EGR components Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

    • TSB #100605002H

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

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

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

    • TSB #16NA380

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

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

    FUEL SYSTEM, GASOLINE

    • TSB #PIT5723

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

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

    • TSB #050604022Q

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

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

    • TSB #18NA103

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

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

    FUEL SYSTEM, DIESEL

    • TSB #19NA237

      Date Announced:
      OCT 17, 2019
      NHTSA ID:
      #10168197

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

    • TSB #PIP5667

      Date Announced:
      AUG 26, 2019
      NHTSA ID:
      #10164785

      This Preliminary information communicates the part restriction for the diesel engine air delivery and exhaust system components Read More »

    • TSB #PIP5669

      Date Announced:
      AUG 23, 2019
      NHTSA ID:
      #10164782

      This preliminary information communicates the part restriction for the diesel engine fuel system components Read More »

    • TSB #050604022Q

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

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

    POWER TRAIN

    • TSB #PIP5705

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

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

    • TSB #PIP5700A

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

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

    • TSB #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 #16NA361

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

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

    • TSB #PIP5677A

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

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

    • TSB #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 »

    ELECTRICAL SYSTEM

    • TSB #PIP5689C

      Date Announced:
      JAN 31, 2020
      NHTSA ID:
      #10171316

      This Preliminary information communicates to the technician to reprogram the engine control module and, if necessary, diagnose and repair P24B0. Read More »

    • TSB #PIP5700A

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

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

    • TSB #PIP5689A

      Date Announced:
      DEC 12, 2019
      NHTSA ID:
      #10170432

      This Preliminary information communicates to the technician to reprogram the engine control module and, if necessary, diagnose and repair P24B0. Read More »

    • TSB #PIE0549

      Date Announced:
      DEC 02, 2019
      NHTSA ID:
      #10170502

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

    • TSB #N192279350

      Date Announced:
      NOV 27, 2019
      NHTSA ID:
      #10169655

      N192279350 - Service Update Bulletin. On certain vehicles, dealer installed accessory LED fog lamps were offered and sold to customers, but there was not a body control module calibration available at the time to enable the fog lamps to ... Read More »

    • TSB #PIE0546

      Date Announced:
      NOV 20, 2019
      NHTSA ID:
      #10169366

      This engineering information (EI) bulletin is requesting information from the field on conditions of Service Engine Soon (SES) Lamp Illuminated, DTCs B2B0D and/or B2B0E Central Gateway Module Codes Unable to Communicate with HSLAN or LSLAN. Read More »

    • TSB #PIE0547

      Date Announced:
      NOV 15, 2019
      NHTSA ID:
      #10169367

      This engineering informational bulletin is requesting information a issue that is caused by wire damage or an incorrect wire routing issue that results in a repair. Read More »

    • TSB #PIE0515A

      Date Announced:
      OCT 25, 2019
      NHTSA ID:
      #10168216

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

    • TSB #PIT5715

      Date Announced:
      OCT 17, 2019
      NHTSA ID:
      #10167450

      This Preliminary Information provides information to the technician about a additional diagnostic tip for a check engine lamp for DTC p3055 and P3056 and the start/Stop being inoperative.  Read More »

    • TSB #19NA228

      Date Announced:
      OCT 07, 2019
      NHTSA ID:
      #10168235

      This technical provides a procedure to locate, disconnect and re-connect the TCM electrical connector if found the cause of the customers concerns. Read More »

    • TSB #PIP5682

      Date Announced:
      OCT 01, 2019
      NHTSA ID:
      #10167421

      This Preliminary information communicates the potential for DTCs P2C7A and/or P14D9 to set, the current procedure to clear them and that an ECM calibration is being developed. Read More »

    • TSB #PIP5675

      Date Announced:
      SEP 10, 2019
      NHTSA ID:
      #10165884

      This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. Read More »

    • TSB #PIP5673

      Date Announced:
      SEP 04, 2019
      NHTSA ID:
      #10165863

      This Preliminary information communicates advises the technician that the ECM part number will be placed on a parts restriction through the General Motors Technical Assistance Center. Read More »

    • TSB #PI0592E

      Date Announced:
      AUG 23, 2019
      NHTSA ID:
      #10165127

      This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes E4398, E4399, E4403, M4404, M4413, E4414, E4423, E4491 or E6961). Read More »

    • TSB #100845001G

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163268

      This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish. Read More »

    • TSB #060847001O

      Date Announced:
      JUN 11, 2019
      NHTSA ID:
      #10163263

      This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module. Read More »

    ELECTRICAL SYSTEM: SOFTWARE

    • TSB #PIP5690

      Date Announced:
      NOV 26, 2019
      NHTSA ID:
      #10168984

      This Preliminary information communicates to dealer technicians there is a software anomaly not allowing the air filter life to be reset.  Read More »

    • TSB #PIP5685

      Date Announced:
      OCT 23, 2019
      NHTSA ID:
      #10167457

      This Preliminary information communicates A vehicle with a customer concern of a SES P0128, Engineering is aware of the concern and working on the a repair.  At this time clear the codes and do not replace the thermostat for this concern. Read More »

    EXTERIOR LIGHTING:FOG LIGHTS

    • TSB #N192279350

      Date Announced:
      NOV 27, 2019
      NHTSA ID:
      #10169655

      N192279350 - Service Update Bulletin. On certain vehicles, dealer installed accessory LED fog lamps were offered and sold to customers, but there was not a body control module calibration available at the time to enable the fog lamps to ... Read More »

    VISIBILITY

    • TSB #PIE0532A

      Date Announced:
      OCT 11, 2019
      NHTSA ID:
      #10168220

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to gathering information for the power outside folding mirror with the ... Read More »

    • TSB #PIE0532

      Date Announced:
      AUG 15, 2019
      NHTSA ID:
      #10165138

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to gathering information for the power outside folding mirror with the ... Read More »

    AIR BAGS

    • 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 »

    STRUCTURE

    • TSB #PIP5705

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

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

    • TSB #18NA383

      Date Announced:
      DEC 10, 2019
      NHTSA ID:
      #10170705

      This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »

    • TSB #PIP5673A

      Date Announced:
      DEC 02, 2019
      NHTSA ID:
      #10170418

      This Preliminary information communicates advises the technician that the ECM part number will be placed on a parts restriction through the General Motors Technical Assistance Center. Read More »

    • TSB #N192279350

      Date Announced:
      NOV 27, 2019
      NHTSA ID:
      #10169655

      N192279350 - Service Update Bulletin. On certain vehicles, dealer installed accessory LED fog lamps were offered and sold to customers, but there was not a body control module calibration available at the time to enable the fog lamps to ... Read More »

    VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

    • TSB #PIT5392D

      Date Announced:
      OCT 25, 2019
      NHTSA ID:
      #10167461

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

    WHEELS

    • TSB #PIP5646C

      Date Announced:
      JAN 17, 2020
      NHTSA ID:
      #10171293

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

    • TSB #080310006G

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169356

      This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel ... Read More »

    • TSB #PIP5646B

      Date Announced:
      SEP 18, 2019
      NHTSA ID:
      #10165891

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

    SEATS

    • 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 »

    LANE DEPARTURE

    • TSB #PIT5721

      Date Announced:
      NOV 19, 2019
      NHTSA ID:
      #10168968

      This Preliminary Information communication provides information to the technician about vehicles that have Lane Keep Assist inoperative with the lane keep assist switch LED is always on and the lane keep assist Icon is not illuminated on ... Read More »

    • TSB #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 »

    EQUIPMENT

    • 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 #19NA269

      Date Announced:
      DEC 10, 2019
      NHTSA ID:
      #10170491

      This Technical bulletin provides a service procedure for dealers/technicians on installation of Radio Software Version U148 Over-the-Air Update. Read More »

    • TSB #PIP5688

      Date Announced:
      DEC 05, 2019
      NHTSA ID:
      #10170422

      This Preliminary information communicates to the dealer technician to instruct the customer to use the block heater only at temperatures 0F and below. A calibration will become available at a later date. Read More »

    • TSB #120851002K

      Date Announced:
      OCT 30, 2019
      NHTSA ID:
      #10168210

      This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures. Read More »

    • TSB #17NA073

      Date Announced:
      SEP 18, 2019
      NHTSA ID:
      #10166638

      This warranty administration bulletin provides information regarding the field action courtesy transportation policy. Read More »

    • TSB #18NA146

      Date Announced:
      AUG 23, 2019
      NHTSA ID:
      #10165087

      This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only). Read More »

    • TSB #130089008B

      Date Announced:
      AUG 19, 2019
      NHTSA ID:
      #10165126

      This bulleting provides Wiring, Terminal and Connector Repair Information including how to determine the Service Part Number in eSI and how to locate the part(s) in the EPC. Read More »

    • TSB #PIP5637A

      Date Announced:
      AUG 14, 2019
      NHTSA ID:
      #10164769

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

    • TSB #990089019R

      Date Announced:
      JUL 26, 2019
      NHTSA ID:
      #10163900

      This informational bulletin provides process information for the (GWM) and (WPC) parts return program. Read More »

    • TSB #1308116001E

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163272

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #16NA222

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163193

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

    • TSB #000601012J

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163260

      This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts. Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #18NA279

      Date Announced:
      OCT 10, 2019
      NHTSA ID:
      #10168186

      This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. Read More »

    • TSB #17NA276

      Date Announced:
      AUG 20, 2019
      NHTSA ID:
      #10165084

      This informational bulletin provides information on Loss of Phone Pairing or Favorites, Last Setting of Volume, Station, App, and Audio Settings Change When Vehicle Shuts Down in Demo Mode and that this is considered a normal ... Read More »

    EQUIPMENT:AIR CONDITIONER

    • TSB #PIP5688A

      Date Announced:
      DEC 17, 2019
      NHTSA ID:
      #10170476

      This Preliminary information communicates to the dealer technician to instruct the customer to use the block heater only at temperatures 0F and below. A calibration will become available at a later date. Read More »

    • TSB #PIP5686

      Date Announced:
      OCT 28, 2019
      NHTSA ID:
      #10167464

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

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • 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 »

    • TSB #060847001O

      Date Announced:
      JUN 11, 2019
      NHTSA ID:
      #10163263

      This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module. Read More »

    EQUIPMENT ADAPTIVE

    • TSB #100845001G

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163268

      This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish. Read More »

    • TSB #1308116001E

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163272

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #000601012J

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163260

      This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts. Read More »

    UNKNOWN OR OTHER

    • 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 #PIE0544A

      Date Announced:
      NOV 25, 2019
      NHTSA ID:
      #10169364

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

    • TSB #19NA270

      Date Announced:
      NOV 21, 2019
      NHTSA ID:
      #10169351

      This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet. Read More »

    • TSB #19NA257

      Date Announced:
      NOV 20, 2019
      NHTSA ID:
      #10169342

      This technical bulletin provides repair information to correct a customer concern of the pickup box being out of alignment. Read More »

    • TSB #19NA263

      Date Announced:
      NOV 20, 2019
      NHTSA ID:
      #10169346

      This informational bulletin explains a normal condition for sludge to form in the oil cap when equipped with DEF system. Read More »

    • TSB #PIE0536A

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

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

    • TSB #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 #PIE0544

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

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