Technical Service Bulletins (TSBs) for the 2023 Sierra 3500 are official communications between GMC & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    STEERING

    • TSB #23-NA-185

      Date Announced:
      FEB 14, 2024
      NHTSA ID:
      #10250582

      This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, ... Read More »

    • TSB #23-NA-185

      Date Announced:
      JAN 03, 2024
      NHTSA ID:
      #10249008

      This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, ... Read More »

    • TSB #03-00-91-001I

      Date Announced:
      NOV 06, 2023
      NHTSA ID:
      #10245395

      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 »

    • TSB #23-NA-185

      Date Announced:
      OCT 24, 2023
      NHTSA ID:
      #10245244

      This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, ... Read More »

    • TSB #15-00-89-004F

      Date Announced:
      AUG 07, 2023
      NHTSA ID:
      #10242061

      This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage. Read More »

    • TSB #PI0281J

      Date Announced:
      APR 04, 2023
      NHTSA ID:
      #10235561

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

    • TSB #13-02-32-001G

      Date Announced:
      MAR 08, 2023
      NHTSA ID:
      #10233331

      This service bulletin provides a procedure to flush and bleed power steering system to correct a power steering noise or fluid leak concern that is caused during extremely low temperatures. Read More »

    • TSB #PIT5544F

      Date Announced:
      DEC 14, 2022
      NHTSA ID:
      #10230696

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

    • TSB #N222383050

      Date Announced:
      NOV 21, 2022
      NHTSA ID:
      #10226541

      Customer Satisfaction Program - Certain vehicles, equipped with Active Hydraulic Assist (RPO NV8), may have a condition in which the steering wheel may bind while making sharp turns. Dealers will replace the steering gear. Read More »

    • TSB #15-00-89-004E

      Date Announced:
      SEP 16, 2022
      NHTSA ID:
      #10222777

      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 »

    STEERING:ELECTRIC POWER ASSIST SYSTEM

    • TSB #N222376580

      Date Announced:
      FEB 06, 2023
      NHTSA ID:
      #10231274

      Service Update - Certain vehicles may have a condition in which the Power Assist Steps reverse while deploying or stowing. Dealers will reprogram the Assist Step Control Module. Read More »

    SUSPENSION

    • TSB #20-NA-022

      Date Announced:
      APR 16, 2024
      NHTSA ID:
      #10253783

      This technical bulletin provides a procedure to re-torque the leaf spring u bolts to correct a condition of Clunking Noise from Rear of Vehicle (Re-torque Leaf Spring Bolts). Read More »

    • TSB #03-00-91-001I

      Date Announced:
      NOV 06, 2023
      NHTSA ID:
      #10245395

      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 »

    • TSB #15-00-89-004F

      Date Announced:
      AUG 07, 2023
      NHTSA ID:
      #10242061

      This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage. Read More »

    • TSB #PIT5986A

      Date Announced:
      MAY 12, 2023
      NHTSA ID:
      #10237657

      This Preliminary information communicates a diagnostic tip for a thump, click, pop, clunk type noise that is heard from the front end. Dealers are to inspect for something contacting the grill shutters as they open and close. Read More »

    • TSB #PI0281J

      Date Announced:
      APR 04, 2023
      NHTSA ID:
      #10235561

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

    • TSB #21-NA-138

      Date Announced:
      JAN 24, 2023
      NHTSA ID:
      #10231503

      This service bulletin provides a repair procedure to correct a customer concern of a Squeak, Grind or Clunking Noise from Rear Leaf Springs. Read More »

    • TSB #15-00-89-004E

      Date Announced:
      SEP 16, 2022
      NHTSA ID:
      #10222777

      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 »

    BRAKES (PWS)

    • TSB #PIT5479F

      Date Announced:
      FEB 06, 2024
      NHTSA ID:
      #10251685

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

    • TSB #22-NA-092

      Date Announced:
      AUG 29, 2023
      NHTSA ID:
      #10242266

      This informational bulletin provides an optional repair using a different set of brakes that may correct the customers concern of Early Brake Wear in Harsh Environments. Read More »

    • TSB #23-NA-144

      Date Announced:
      AUG 18, 2023
      NHTSA ID:
      #10242252

      This technical bulletin provides information and a solution to a condition of Brake Pedal Moves or Self Applies at Full Turns. Read More »

    • TSB #PIT3665L

      Date Announced:
      OCT 18, 2022
      NHTSA ID:
      #10226382

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

    SERVICE BRAKES, HYDRAULIC

    • TSB #21-NA-155

      Date Announced:
      APR 08, 2024
      NHTSA ID:
      #10253528

      This informational bulletin advises the technician to check for faults that may be caused by the trailer otherwise found by a possible faulty trailer connector. Read More »

    • TSB #22-NA-092

      Date Announced:
      NOV 21, 2023
      NHTSA ID:
      #10246305

      This informational bulletin provides an optional repair using a different set of brakes that may correct the customers concern of Early Brake Wear in Harsh Environments. Read More »

    • TSB #22-NA-092

      Date Announced:
      DEC 05, 2022
      NHTSA ID:
      #10228188

      This informational bulletin provides an optional repair using a different set of brakes that may correct the customers concern of Early Brake Wear in Harsh Environments. Read More »

    • TSB #15-00-89-004E

      Date Announced:
      SEP 16, 2022
      NHTSA ID:
      #10222777

      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 »

    ENGINE AND ENGINE COOLING

    • TSB #23-NA-032

      Date Announced:
      APR 29, 2024
      NHTSA ID:
      #10254423

      The informational bulletin advises the tech to use the glow plug bore cleaner to reduce the chance of soot building up on the glow plug causing a premature failure. Read More »

    • TSB #16-NA-383

      Date Announced:
      MAR 13, 2024
      NHTSA ID:
      #10251890

      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 #23-NA-170

      Date Announced:
      MAR 11, 2024
      NHTSA ID:
      #10251909

      This bulletin advises the tech to inspect deeper into what may be the main cause of an engine failure. Read More »

    • TSB #23-NA-073

      Date Announced:
      FEB 26, 2024
      NHTSA ID:
      #10251357

      This technical bulletin provides repair information to correct a customer concern of Evaporative DTCs P0442, P0446, P0455 or P0449, Caused by Dust Intrusion into the Evaporative Canister. Read More »

    • TSB #24-NA-020

      Date Announced:
      FEB 23, 2024
      NHTSA ID:
      #10250789

      This service bulletin provides a repair procedure to correct customer concerns of Service Emissions System Displayed on DIC, MIL Illuminated with DTC P249C and/or P20E8 Set. Read More »

    • TSB #PIT5689F

      Date Announced:
      FEB 23, 2024
      NHTSA ID:
      #10251712

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

    • TSB #22-NA-074

      Date Announced:
      FEB 22, 2024
      NHTSA ID:
      #10250775

      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 #24-NA-020

      Date Announced:
      FEB 12, 2024
      NHTSA ID:
      #10250747

      This service bulletin provides a repair procedure to correct customer concerns of Service Emissions System Displayed on DIC, MIL Illuminated with DTC P249C and/or P20E8 Set. Read More »

    • TSB #16-NA-222

      Date Announced:
      FEB 07, 2024
      NHTSA ID:
      #10250503

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

    • TSB #22-NA-150

      Date Announced:
      FEB 05, 2024
      NHTSA ID:
      #10250507

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #16-NA-338

      Date Announced:
      FEB 02, 2024
      NHTSA ID:
      #10250347

      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 #23-NA-170

      Date Announced:
      JAN 16, 2024
      NHTSA ID:
      #10249946

      This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure. Read More »

    • TSB #PI1394B

      Date Announced:
      JAN 12, 2024
      NHTSA ID:
      #10249579

      This PI bulletin advises the technician on the proper way to install the pistons in an engine. Read More »

    • TSB #22-NA-150

      Date Announced:
      JAN 04, 2024
      NHTSA ID:
      #10249005

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #22-NA-150

      Date Announced:
      DEC 21, 2023
      NHTSA ID:
      #10248709

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #20-NA-132

      Date Announced:
      DEC 08, 2023
      NHTSA ID:
      #10247192

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #21-NA-135

      Date Announced:
      NOV 16, 2023
      NHTSA ID:
      #10245559

      This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content. Read More »

    • TSB #03-00-91-001I

      Date Announced:
      NOV 06, 2023
      NHTSA ID:
      #10245395

      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 »

    • TSB #21-NA-228

      Date Announced:
      NOV 01, 2023
      NHTSA ID:
      #10245348

      This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out. Read More »

    • TSB #21-NA-228

      Date Announced:
      OCT 27, 2023
      NHTSA ID:
      #10245241

      This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out. Read More »

    • TSB #01-06-01-011O

      Date Announced:
      OCT 06, 2023
      NHTSA ID:
      #10244273

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

    • TSB #22-NA-150

      Date Announced:
      SEP 26, 2023
      NHTSA ID:
      #10244205

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #23-NA-170

      Date Announced:
      SEP 22, 2023
      NHTSA ID:
      #10244180

      This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure. Read More »

    • TSB #23-NA-073

      Date Announced:
      SEP 20, 2023
      NHTSA ID:
      #10244171

      This technical bulletin provides repair information to correct a customer concern of Evaporative DTCs P0442, P0446, P0455 or P0449, Caused by Dust Intrusion into the Evaporative Canister. Read More »

    • TSB #17-NA-157

      Date Announced:
      SEP 08, 2023
      NHTSA ID:
      #10242844

      This service bulletin explains the difference in oil filters for gas engines with new oil pump control systems and the possibilities of what may happen using the incorrect filter. Read More »

    • TSB #23-NA-150

      Date Announced:
      SEP 05, 2023
      NHTSA ID:
      #10243713

      This technical bulletin provides repair information to correct a customer concern of Teen Driver Feature Not Limiting Speed Correctly. Read More »

    • TSB #23-NA-153

      Date Announced:
      SEP 01, 2023
      NHTSA ID:
      #10242843

      The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay. Read More »

    • TSB #18-NA-073

      Date Announced:
      AUG 24, 2023
      NHTSA ID:
      #10242262

      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 #16-NA-222

      Date Announced:
      AUG 10, 2023
      NHTSA ID:
      #10242070

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

    • TSB #23-NA-141

      Date Announced:
      AUG 10, 2023
      NHTSA ID:
      #10242204

      This informational bulletin advised the technician that the engine and related parts will be debited if found that the tech didn't properly prepare the engine block from dirt and debris in bolt holes or if found that the block was damaged ... Read More »

    • TSB #15-00-89-004F

      Date Announced:
      AUG 07, 2023
      NHTSA ID:
      #10242061

      This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage. Read More »

    • TSB #04-06-04-051H

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241417

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

    • TSB #16-NA-244

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241502

      This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system. Read More »

    • TSB #09-06-04-026X

      Date Announced:
      JUL 31, 2023
      NHTSA ID:
      #10240359

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

    • TSB #20-NA-090

      Date Announced:
      JUL 31, 2023
      NHTSA ID:
      #10240361

      This informational bulletin provides a way for the technician to identify if the ECM has been modified. Read More »

    • TSB #23-NA-027

      Date Announced:
      JUL 18, 2023
      NHTSA ID:
      #10239674

      This technical bulletin provides a procedure to test and replace the high-pressure fuel injector electrical connectors if found the cause of the MIL. Read More »

    • TSB #22-NA-080

      Date Announced:
      JUL 14, 2023
      NHTSA ID:
      #10239633

      This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of engine related shudder. Read More »

    • TSB #01-06-01-011N

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239101

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

    • TSB #22-NA-053

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239113

      This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories. Read More »

    • TSB #23-NA-073

      Date Announced:
      JUN 19, 2023
      NHTSA ID:
      #10239087

      This technical bulletin provides repair information to correct a customer concern of Evaporative DTCs P0442, P0446, P0455 or P0449, Caused by Dust Intrusion into the Evaporative Canister. Read More »

    • TSB #04-07-30-013E

      Date Announced:
      JUN 07, 2023
      NHTSA ID:
      #10237846

      This service bulletin provides information to dealership personnel on automatic transmission shift and engine driveability concerns and/or MIL ON due to aftermarket oil bath air filter use. Read More »

    • TSB #17-NA-374

      Date Announced:
      JUN 07, 2023
      NHTSA ID:
      #10237935

      This informational bulletin advises the technician of how the Soot information has changed from grams to percentage. Read More »

    • TSB #23-NA-061

      Date Announced:
      JUN 05, 2023
      NHTSA ID:
      #10237941

      This informational bulletin advises the tech on how to check for possible exhaust leaks. Read More »

    • TSB #22-NA-150

      Date Announced:
      MAY 17, 2023
      NHTSA ID:
      #10237232

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #19-NA-219

      Date Announced:
      APR 24, 2023
      NHTSA ID:
      #10235802

      This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue. Read More »

    • TSB #19-NA-237

      Date Announced:
      APR 05, 2023
      NHTSA ID:
      #10235397

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

    • TSB #20-NA-132

      Date Announced:
      APR 04, 2023
      NHTSA ID:
      #10235398

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #PI0281J

      Date Announced:
      APR 04, 2023
      NHTSA ID:
      #10235561

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

    • TSB #23-NA-017

      Date Announced:
      MAR 31, 2023
      NHTSA ID:
      #10234174

      This technical bulletin provides a procedure to replace the Air Cleaner Outlet Duct if the PCV has been found blocked. Read More »

    • TSB #23-NA-027

      Date Announced:
      MAR 31, 2023
      NHTSA ID:
      #10234176

      This technical bulletin provides a procedure to test and replace the high-pressure fuel injector electrical connectors if found the cause of the MIL. Read More »

    • TSB #23-NA-061

      Date Announced:
      MAR 30, 2023
      NHTSA ID:
      #10234185

      This informational bulletin advises the tech on how to check for possible exhaust leaks. Read More »

    • TSB #19-NA-219

      Date Announced:
      MAR 23, 2023
      NHTSA ID:
      #10234141

      This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue. Read More »

    • TSB #20-NA-082

      Date Announced:
      MAR 20, 2023
      NHTSA ID:
      #10234142

      This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards. Read More »

    • TSB #21-NA-043

      Date Announced:
      MAR 20, 2023
      NHTSA ID:
      #10234144

      This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer. Read More »

    • TSB #22-NA-150

      Date Announced:
      MAR 20, 2023
      NHTSA ID:
      #10234150

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #16-NA-222

      Date Announced:
      MAR 17, 2023
      NHTSA ID:
      #10233835

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

    • TSB #22-NA-009

      Date Announced:
      MAR 17, 2023
      NHTSA ID:
      #10234110

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

    • TSB #00-06-01-026Q

      Date Announced:
      MAR 17, 2023
      NHTSA ID:
      #10233830

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

    • TSB #00-06-01-012M

      Date Announced:
      MAR 17, 2023
      NHTSA ID:
      #10233829

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

    • TSB #18-NA-073

      Date Announced:
      MAR 17, 2023
      NHTSA ID:
      #10233969

      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 #19-NA-237

      Date Announced:
      MAR 16, 2023
      NHTSA ID:
      #10234105

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

    • TSB #07-06-01-016I

      Date Announced:
      MAR 16, 2023
      NHTSA ID:
      #10233831

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

    • TSB #16-NA-244

      Date Announced:
      MAR 16, 2023
      NHTSA ID:
      #10233838

      This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system. Read More »

    • TSB #16-NA-372

      Date Announced:
      MAR 16, 2023
      NHTSA ID:
      #10233839

      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 #16-NA-380

      Date Announced:
      MAR 15, 2023
      NHTSA ID:
      #10233844

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

    • TSB #10-06-05-002L

      Date Announced:
      MAR 14, 2023
      NHTSA ID:
      #10233833

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

    • TSB #16-NA-376

      Date Announced:
      MAR 13, 2023
      NHTSA ID:
      #10233840

      This informational bulletin provides information on higher than expected oil consumption. Read More »

    • TSB #18-NA-361

      Date Announced:
      MAR 10, 2023
      NHTSA ID:
      #10233334

      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 #23-NA-032

      Date Announced:
      MAR 06, 2023
      NHTSA ID:
      #10233347

      The informational bulletin advises the tech to use the glow plug bore cleaner to reduce the chance of soot building up on the glow plug causing a premature failure. Read More »

    • TSB #22-NA-150

      Date Announced:
      FEB 22, 2023
      NHTSA ID:
      #10232459

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #22-NA-115

      Date Announced:
      FEB 01, 2023
      NHTSA ID:
      #10231893

      This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention. Read More »

    • TSB #PIP5891C

      Date Announced:
      JAN 25, 2023
      NHTSA ID:
      #10231666

      This Preliminary information communicates an engineering investigation for injector caused misfires. Read More »

    • TSB #20-NA-203

      Date Announced:
      JAN 25, 2023
      NHTSA ID:
      #10231499

      This informational bulletin explains how the regen works for the DEF system and how it works at different levels. Read More »

    • TSB #PIP5877A

      Date Announced:
      JAN 23, 2023
      NHTSA ID:
      #10231656

      This Preliminary information communicates that the NOx sensors are no longer on parts restriction. Read More »

    • TSB #PIP5891B

      Date Announced:
      JAN 17, 2023
      NHTSA ID:
      #10231648

      This Preliminary information communicates an engineering investigation for injector caused misfires. Read More »

    • TSB #PIP5865A

      Date Announced:
      JAN 13, 2023
      NHTSA ID:
      #10231642

      This Preliminary information communicates the possibility of dtc dtc p30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake camshaft Read More »

    • TSB #22-NA-115

      Date Announced:
      JAN 06, 2023
      NHTSA ID:
      #10230603

      This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention. Read More »

    • TSB #21-NA-228

      Date Announced:
      DEC 15, 2022
      NHTSA ID:
      #10228893

      This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out. Read More »

    • TSB #21-NA-124

      Date Announced:
      DEC 14, 2022
      NHTSA ID:
      #10228888

      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 #18-NA-073

      Date Announced:
      DEC 14, 2022
      NHTSA ID:
      #10228886

      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 #16-NA-338

      Date Announced:
      DEC 13, 2022
      NHTSA ID:
      #10228863

      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 #PIP5891A

      Date Announced:
      DEC 08, 2022
      NHTSA ID:
      #10230689

      This Preliminary information communicates an engineering investigation for injector caused misfires. Read More »

    • TSB #20-NA-138

      Date Announced:
      NOV 18, 2022
      NHTSA ID:
      #10227241

      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 #22-NA-216

      Date Announced:
      NOV 18, 2022
      NHTSA ID:
      #10227261

      This bulletin advises the technician to Inspect the position of the head gasket locating tabs to determine if the head gasket(s) has been possibly installed backwards to correct a concern of an Engine Thermostat Tick Noise and/or Running ... Read More »

    • TSB #22-NA-074

      Date Announced:
      NOV 09, 2022
      NHTSA ID:
      #10227056

      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 #18-NA-361

      Date Announced:
      NOV 07, 2022
      NHTSA ID:
      #10227041

      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 #22-NA-218

      Date Announced:
      OCT 31, 2022
      NHTSA ID:
      #10225749

      This informational bulletin advises the technician on normal noises produced by the engine and to explain this to the customer. Read More »

    • TSB #22-NA-216

      Date Announced:
      OCT 26, 2022
      NHTSA ID:
      #10225719

      This bulletin advises the technician to Inspect the position of the head gasket locating tabs to determine if the head gasket(s) has been possibly installed backwards to correct a concern of an Engine Thermostat Tick Noise and/or Running ... Read More »

    • TSB #PIP5887

      Date Announced:
      OCT 18, 2022
      NHTSA ID:
      #10226381

      This Preliminary information communicates the possibility of a normal balance shaft gear whine noise to exist in the engine and is normally most audible at or above 1500rpm. Read More »

    • TSB #PIE0665C

      Date Announced:
      SEP 29, 2022
      NHTSA ID:
      #10222842

      This engineering information (EI) closure ends the need for further information from the field in regards to Service Engine Soon (SES) Lamp illuminated and/or a??Service Emissions Systema?? message on the Driver Information Center (DIC). Read More »

    • TSB #03-06-04-017R

      Date Announced:
      SEP 27, 2022
      NHTSA ID:
      #10222823

      This service bulletin provides information on availability of Diesel Fuel additives. Read More »

    • TSB #05-06-04-022T

      Date Announced:
      SEP 16, 2022
      NHTSA ID:
      #10222766

      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 #07-06-01-016H

      Date Announced:
      SEP 16, 2022
      NHTSA ID:
      #10222771

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

    • TSB #15-00-89-004E

      Date Announced:
      SEP 16, 2022
      NHTSA ID:
      #10222777

      This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage. Read More »

    • TSB #06-00-89-031H

      Date Announced:
      SEP 16, 2022
      NHTSA ID:
      #10222770

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

    • TSB #09-06-04-026W

      Date Announced:
      SEP 14, 2022
      NHTSA ID:
      #10222772

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

    • TSB #16-NA-244

      Date Announced:
      SEP 14, 2022
      NHTSA ID:
      #10222778

      This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system. Read More »

    • TSB #16-NA-380

      Date Announced:
      SEP 14, 2022
      NHTSA ID:
      #10222779

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

    • TSB #18-NA-103

      Date Announced:
      SEP 14, 2022
      NHTSA ID:
      #10222780

      This service bulletin provides service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated that may be caused by gelling of fuel ... Read More »

    • TSB #05-00-89-072F

      Date Announced:
      SEP 14, 2022
      NHTSA ID:
      #10222765

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

    • TSB #22-NA-009

      Date Announced:
      SEP 14, 2022
      NHTSA ID:
      #10222796

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

    • TSB #01-06-01-011M

      Date Announced:
      SEP 13, 2022
      NHTSA ID:
      #10222734

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

    • TSB #20-NA-203

      Date Announced:
      SEP 13, 2022
      NHTSA ID:
      #10222783

      This informational bulletin explains how the regen works for the DEF system and how it works at different levels. Read More »

    • TSB #00-06-01-012L

      Date Announced:
      SEP 13, 2022
      NHTSA ID:
      #10222732

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

    • TSB #04-06-04-051G

      Date Announced:
      SEP 13, 2022
      NHTSA ID:
      #10222739

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

    • TSB #10-06-05-002K

      Date Announced:
      SEP 12, 2022
      NHTSA ID:
      #10222773

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

    • TSB #19-NA-237

      Date Announced:
      SEP 12, 2022
      NHTSA ID:
      #10222781

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

    • TSB #20-NA-082

      Date Announced:
      SEP 12, 2022
      NHTSA ID:
      #10222782

      This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards. Read More »

    • TSB #00-06-01-026P

      Date Announced:
      SEP 09, 2022
      NHTSA ID:
      #10222205

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

    • TSB #16-NA-222

      Date Announced:
      SEP 09, 2022
      NHTSA ID:
      #10222650

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

    • TSB #17-NA-374

      Date Announced:
      SEP 09, 2022
      NHTSA ID:
      #10222654

      This informational bulletin advises the technician of how the Soot information has changed from grams to percentage. Read More »

    • TSB #21-NA-113

      Date Announced:
      SEP 09, 2022
      NHTSA ID:
      #10222662

      This technical bulletin provides a procedure to perform a learn procedure for the turbo actuator. Read More »

    • TSB #19-NA-187

      Date Announced:
      SEP 09, 2022
      NHTSA ID:
      #10222659

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

    • TSB #20-NA-090

      Date Announced:
      SEP 09, 2022
      NHTSA ID:
      #10222660

      This informational bulletin provides a way for the technician to identify if the ECM has been modified. Read More »

    • TSB #18-NA-011

      Date Announced:
      SEP 09, 2022
      NHTSA ID:
      #10222655

      Informational bulletin explaining how a plow may cause overheating and engine damage when traveling over 45 mph. Read More »

    • TSB #18-NA-098

      Date Announced:
      SEP 09, 2022
      NHTSA ID:
      #10222656

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

    • TSB #18-NA-150

      Date Announced:
      SEP 09, 2022
      NHTSA ID:
      #10222657

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

    • TSB #16-NA-376

      Date Announced:
      SEP 08, 2022
      NHTSA ID:
      #10222652

      This informational bulletin provides information on higher than expected oil consumption. Read More »

    • TSB #16-NA-372

      Date Announced:
      SEP 07, 2022
      NHTSA ID:
      #10222651

      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 #PIE0665B

      Date Announced:
      SEP 02, 2022
      NHTSA ID:
      #10220320

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Service Engine Soon (SES) Lamp illuminated and/or a??Service Emissions Systema?? ... Read More »

    ENGINE AND ENGINE COOLING:ENGINE:DIESEL

    • TSB #20-NA-082

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241853

      This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

    • TSB #10-06-05-002M

      Date Announced:
      AUG 02, 2023
      NHTSA ID:
      #10241418

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

    • TSB #23-NA-061

      Date Announced:
      JUN 05, 2023
      NHTSA ID:
      #10237941

      This informational bulletin advises the tech on how to check for possible exhaust leaks. Read More »

    • TSB #PIP5874C

      Date Announced:
      APR 18, 2023
      NHTSA ID:
      #10236156

      This Preliminary information communicates that the exhaust backpressure valve is on a parts restriction.. Read More »

    • TSB #23-NA-061

      Date Announced:
      MAR 30, 2023
      NHTSA ID:
      #10234185

      This informational bulletin advises the tech on how to check for possible exhaust leaks. Read More »

    • TSB #16-NA-244

      Date Announced:
      MAR 16, 2023
      NHTSA ID:
      #10233838

      This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system. Read More »

    • TSB #16-NA-380

      Date Announced:
      MAR 15, 2023
      NHTSA ID:
      #10233844

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

    • TSB #PIP5875A

      Date Announced:
      JAN 23, 2023
      NHTSA ID:
      #10231655

      This Preliminary information communicates the end of the diesel exhaust fluid injector part restriction. Read More »

    • TSB #PIP5878A

      Date Announced:
      JAN 23, 2023
      NHTSA ID:
      #10231657

      This Preliminary information communicates that the exhaust particulate matter sensor is on a parts restriction. Read More »

    • TSB #PIP5886A

      Date Announced:
      JAN 23, 2023
      NHTSA ID:
      #10231658

      This Preliminary information communicates that the EGT sensors are no longer on a parts restriction. Read More »

    • TSB #PIP5874A

      Date Announced:
      JAN 04, 2023
      NHTSA ID:
      #10231619

      This Preliminary information communicates that the exhaust backpressure valve is on a parts restriction. Read More »

    • TSB #PIP5874

      Date Announced:
      OCT 14, 2022
      NHTSA ID:
      #10226372

      This Preliminary information communicates that the exhaust backpressure valve is on a parts restriction. Read More »

    • TSB #PIP5878

      Date Announced:
      OCT 14, 2022
      NHTSA ID:
      #10226378

      This Preliminary information communicates that the exhaust particulate matter sensor is on a parts restriction. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

    • TSB #19-NA-044

      Date Announced:
      FEB 07, 2024
      NHTSA ID:
      #10250505

      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 #20-NA-082

      Date Announced:
      SEP 12, 2022
      NHTSA ID:
      #10222782

      This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards. Read More »

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

    • TSB #PIT5926A

      Date Announced:
      JUL 21, 2022
      NHTSA ID:
      #10217779

      This Preliminary information communicates information on correcting a rattle noise from the underbody exhaust heat shield. Read More »

    FUEL SYSTEM, GASOLINE

    • TSB #19-NA-044

      Date Announced:
      FEB 07, 2024
      NHTSA ID:
      #10250505

      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 #04-06-04-051H

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241417

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

    • TSB #21-NA-043

      Date Announced:
      MAR 20, 2023
      NHTSA ID:
      #10234144

      This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer. Read More »

    • TSB #PIT5732C

      Date Announced:
      FEB 27, 2023
      NHTSA ID:
      #10232839

      This Preliminary information provides information to the technician on relocating the DEF tank to install a service body. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 156. Read More »

    • TSB #PIP5891C

      Date Announced:
      JAN 25, 2023
      NHTSA ID:
      #10231666

      This Preliminary information communicates an engineering investigation for injector caused misfires. Read More »

    • TSB #PIP5891B

      Date Announced:
      JAN 17, 2023
      NHTSA ID:
      #10231648

      This Preliminary information communicates an engineering investigation for injector caused misfires. Read More »

    • TSB #PIT5161J

      Date Announced:
      JAN 09, 2023
      NHTSA ID:
      #10231632

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

    • TSB #PIP5891A

      Date Announced:
      DEC 08, 2022
      NHTSA ID:
      #10230689

      This Preliminary information communicates an engineering investigation for injector caused misfires. Read More »

    • TSB #05-06-04-022T

      Date Announced:
      SEP 16, 2022
      NHTSA ID:
      #10222766

      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 #05-00-89-072F

      Date Announced:
      SEP 14, 2022
      NHTSA ID:
      #10222765

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

    • TSB #04-06-04-051G

      Date Announced:
      SEP 13, 2022
      NHTSA ID:
      #10222739

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

    FUEL SYSTEM, GASOLINE:STORAGE

    • TSB #PIT5161K

      Date Announced:
      JAN 10, 2024
      NHTSA ID:
      #10249971

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

    FUEL SYSTEM, DIESEL

    • TSB #22-NA-150

      Date Announced:
      JAN 04, 2024
      NHTSA ID:
      #10249005

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #22-NA-150

      Date Announced:
      DEC 21, 2023
      NHTSA ID:
      #10248709

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #22-NA-150

      Date Announced:
      SEP 26, 2023
      NHTSA ID:
      #10244205

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #10-06-05-002M

      Date Announced:
      AUG 02, 2023
      NHTSA ID:
      #10241418

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

    • TSB #03-06-04-017T

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241416

      This service bulletin provides information on availability of Diesel Fuel additives. Read More »

    • TSB #18-NA-103

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241503

      This service bulletin provides service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated that may be caused by gelling of fuel ... Read More »

    • TSB #16-NA-244

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241502

      This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system. Read More »

    • TSB #20-NA-082

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241853

      This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards. Read More »

    • TSB #23-NA-027

      Date Announced:
      JUL 18, 2023
      NHTSA ID:
      #10239674

      This technical bulletin provides a procedure to test and replace the high-pressure fuel injector electrical connectors if found the cause of the MIL. Read More »

    • TSB #22-NA-150

      Date Announced:
      MAY 17, 2023
      NHTSA ID:
      #10237232

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #23-NA-027

      Date Announced:
      APR 20, 2023
      NHTSA ID:
      #10235765

      This technical bulletin provides a procedure to test and replace the high-pressure fuel injector electrical connectors if found the cause of the MIL. Read More »

    • TSB #19-NA-237

      Date Announced:
      APR 05, 2023
      NHTSA ID:
      #10235397

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

    • TSB #23-NA-027

      Date Announced:
      MAR 31, 2023
      NHTSA ID:
      #10234176

      This technical bulletin provides a procedure to test and replace the high-pressure fuel injector electrical connectors if found the cause of the MIL. Read More »

    • TSB #03-06-04-017S

      Date Announced:
      MAR 20, 2023
      NHTSA ID:
      #10234139

      This service bulletin provides information on availability of Diesel Fuel additives. Read More »

    • TSB #16-NA-244

      Date Announced:
      MAR 16, 2023
      NHTSA ID:
      #10233838

      This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system. Read More »

    • TSB #18-NA-361

      Date Announced:
      MAR 10, 2023
      NHTSA ID:
      #10233334

      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 #PIP5875A

      Date Announced:
      JAN 23, 2023
      NHTSA ID:
      #10231655

      This Preliminary information communicates the end of the diesel exhaust fluid injector part restriction. Read More »

    • TSB #18-NA-361

      Date Announced:
      NOV 07, 2022
      NHTSA ID:
      #10227041

      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 #PIP5875

      Date Announced:
      OCT 14, 2022
      NHTSA ID:
      #10226376

      This Preliminary information communicates that the diesel exhaust fluid injector is on a parts restriction. Read More »

    • TSB #03-06-04-017R

      Date Announced:
      SEP 27, 2022
      NHTSA ID:
      #10222823

      This service bulletin provides information on availability of Diesel Fuel additives. Read More »

    • TSB #05-06-04-022T

      Date Announced:
      SEP 16, 2022
      NHTSA ID:
      #10222766

      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 #16-NA-244

      Date Announced:
      SEP 14, 2022
      NHTSA ID:
      #10222778

      This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system. Read More »

    • TSB #16-NA-380

      Date Announced:
      SEP 14, 2022
      NHTSA ID:
      #10222779

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

    • TSB #18-NA-103

      Date Announced:
      SEP 14, 2022
      NHTSA ID:
      #10222780

      This service bulletin provides service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated that may be caused by gelling of fuel ... Read More »

    • TSB #20-NA-203

      Date Announced:
      SEP 13, 2022
      NHTSA ID:
      #10222783

      This informational bulletin explains how the regen works for the DEF system and how it works at different levels. Read More »

    • TSB #03-06-04-017Q

      Date Announced:
      SEP 13, 2022
      NHTSA ID:
      #10222736

      This service bulletin provides information on availability of Diesel Fuel additives. Read More »

    • TSB #10-06-05-002K

      Date Announced:
      SEP 12, 2022
      NHTSA ID:
      #10222773

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

    • TSB #19-NA-237

      Date Announced:
      SEP 12, 2022
      NHTSA ID:
      #10222781

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

    • TSB #20-NA-082

      Date Announced:
      SEP 12, 2022
      NHTSA ID:
      #10222782

      This informational bulletin explains why more DEF is being used in diesel engines due to new emission standards. Read More »

    • TSB #18-NA-361

      Date Announced:
      SEP 09, 2022
      NHTSA ID:
      #10222658

      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 »

    FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY

    • TSB #17-NA-302

      Date Announced:
      MAR 20, 2024
      NHTSA ID:
      #10252106

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

    • TSB #23-NA-101

      Date Announced:
      JUN 20, 2023
      NHTSA ID:
      #10239090

      This technical bulletin provides repair information to correct a customer concern of Fuel Range Blank on Instrument Panel. Read More »

    FUEL SYSTEM, OTHER:FUEL FILTER

    • TSB #PIP5870

      Date Announced:
      SEP 07, 2022
      NHTSA ID:
      #10224279

      This Preliminary information communicates that GM Engineering recommends the use of the PF63 oil filter on all 2023 and newer L5P powered vehicles. If a PF63 is not available, a PF26 can also be used. Read More »

    POWER TRAIN

    • TSB #23-NA-170

      Date Announced:
      MAR 11, 2024
      NHTSA ID:
      #10251909

      This bulletin advises the tech to inspect deeper into what may be the main cause of an engine failure. Read More »

    • TSB #22-NA-182

      Date Announced:
      FEB 26, 2024
      NHTSA ID:
      #10251353

      This service bulletin advises the technician to check if the transmission cooler lines are twisted to correct customer concerns of Harsh Shift, Shudder, Surge, Stall, Transmission Overheating and/or High Transmission Fluid Temperature. Read More »

    • TSB #21-NA-238

      Date Announced:
      FEB 20, 2024
      NHTSA ID:
      #10250774

      This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak. Read More »

    • TSB #23-NA-185

      Date Announced:
      FEB 14, 2024
      NHTSA ID:
      #10250582

      This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, ... Read More »

    • TSB #16-NA-338

      Date Announced:
      FEB 02, 2024
      NHTSA ID:
      #10250347

      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 #PIP5810B

      Date Announced:
      JAN 29, 2024
      NHTSA ID:
      #10249999

      This Preliminary information communicates that the tool for the HD transfer cases to install the input seal during a repair is incorrect and a new tool is in development. Read More »

    • TSB #21-NA-238

      Date Announced:
      JAN 22, 2024
      NHTSA ID:
      #10250250

      This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak. Read More »

    • TSB #21-NA-120

      Date Announced:
      JAN 17, 2024
      NHTSA ID:
      #10249712

      This service bulletin provides a Diagnostic Tip for Noise, Vibration, and/or Harshness Issues/Clunk Noise Heard During Coast Down Event after the transfer case was removed from the transmission and reinstalled during a recent repair. Read More »

    • TSB #PI1394B

      Date Announced:
      JAN 12, 2024
      NHTSA ID:
      #10249579

      This PI bulletin advises the technician on the proper way to install the pistons in an engine. Read More »

    • TSB #23-NA-185

      Date Announced:
      JAN 03, 2024
      NHTSA ID:
      #10249008

      This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, ... Read More »

    • TSB #21-NA-238

      Date Announced:
      JAN 03, 2024
      NHTSA ID:
      #10249004

      This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak. Read More »

    • TSB #PIT6096

      Date Announced:
      DEC 05, 2023
      NHTSA ID:
      #10249263

      This Preliminary information communicates a diagnostic tip for the 110 /120 volt power outlets being inoperative and dealerships should try a battery disconnect to see if the concern goes away. Read More »

    • TSB #03-00-91-001I

      Date Announced:
      NOV 06, 2023
      NHTSA ID:
      #10245395

      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 »

    • TSB #23-NA-185

      Date Announced:
      OCT 24, 2023
      NHTSA ID:
      #10245244

      This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, ... Read More »

    • TSB #22-NA-225

      Date Announced:
      OCT 17, 2023
      NHTSA ID:
      #10245200

      This information bulletin advises the technician the difference between a welch cap leak and the output seal of the t-case or transmission leaking ATF, causing the customer concern of a Red Fluid Leak from Center of Vehicle Located by ... Read More »

    • TSB #21-NA-120

      Date Announced:
      SEP 19, 2023
      NHTSA ID:
      #10243980

      This service bulletin provides a Diagnostic Tip for Noise, Vibration, and/or Harshness Issues/Clunk Noise Heard During Coast Down Event after the transfer case was removed from the transmission and reinstalled during a recent repair. Read More »

    • TSB #20-NA-142

      Date Announced:
      SEP 13, 2023
      NHTSA ID:
      #10243749

      This Technical bulletin provides a repair to correct a condition of Shudder/Surging While Driving. Read More »

    • TSB #23-NA-153

      Date Announced:
      SEP 01, 2023
      NHTSA ID:
      #10242843

      The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay. Read More »

    • TSB #22-NA-187

      Date Announced:
      AUG 22, 2023
      NHTSA ID:
      #10242263

      This informational bulletin advises the tech to inspect the transfer case motor electrical connectors for possible damage or corrosion that might be caused by a damage grommet inside the electrical connector. Read More »

    • TSB #22-NA-182

      Date Announced:
      AUG 15, 2023
      NHTSA ID:
      #10242240

      This service bulletin advises the technician to check if the transmission cooler lines are twisted to correct customer concerns of Harsh Shift, Shudder, Surge, Stall, Transmission Overheating and/or High Transmission Fluid Temperature. Read More »

    • TSB #15-00-89-004F

      Date Announced:
      AUG 07, 2023
      NHTSA ID:
      #10242061

      This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage. Read More »

    • TSB #20-NA-142

      Date Announced:
      JUL 26, 2023
      NHTSA ID:
      #10240185

      This Technical bulletin provides a repair to correct a condition of Shudder/Surging While Driving. Read More »

    • TSB #17-NA-066

      Date Announced:
      JUL 21, 2023
      NHTSA ID:
      #10239647

      This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test. Read More »

    • TSB #17-NA-066

      Date Announced:
      JUN 29, 2023
      NHTSA ID:
      #10239103

      This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test. Read More »

    • TSB #04-07-30-013E

      Date Announced:
      JUN 07, 2023
      NHTSA ID:
      #10237846

      This service bulletin provides information to dealership personnel on automatic transmission shift and engine driveability concerns and/or MIL ON due to aftermarket oil bath air filter use. Read More »

    • TSB #PIP5926

      Date Announced:
      JUN 07, 2023
      NHTSA ID:
      #10239150

      This Preliminary information communicates that the t-case input seal, and/or the o-ring most likely is the source of the leak between the transmission and the t-case. Read More »

    • TSB #08-07-30-026H

      Date Announced:
      MAY 30, 2023
      NHTSA ID:
      #10237387

      This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. Read More »

    • TSB #08-07-30-035G

      Date Announced:
      APR 06, 2023
      NHTSA ID:
      #10234619

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

    • TSB #PI0281J

      Date Announced:
      APR 04, 2023
      NHTSA ID:
      #10235561

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

    • TSB #22-NA-147

      Date Announced:
      MAR 28, 2023
      NHTSA ID:
      #10234169

      This technical bulletin provides repair information to correct a customer concern of Service 4a??Wheel Drive Message Illuminated in DIC with DTC C15AC Set. Read More »

    • TSB #22-NA-148

      Date Announced:
      MAR 28, 2023
      NHTSA ID:
      #10234170

      This technical bulletin provides repair information to correct a customer concern of Service 4a??Wheel Drive Message Illuminated in DIC with DTC C119E Set During Antilock Brake System Event. Read More »

    • TSB #21-NA-106

      Date Announced:
      MAR 17, 2023
      NHTSA ID:
      #10234109

      This service bulletin provides information for the technician that may experience a condition when after performing a DTC Clear/Reset on the TCM during diagnosis or after completion of a transmission repair or replacement, the DTCs did ... Read More »

    • TSB #16-NA-130

      Date Announced:
      MAR 02, 2023
      NHTSA ID:
      #10232711

      This service bulletin provides information for after installation of a replacement upper valve body, the transmission may have no Reverse and no 2nd gear. Read More »

    • TSB #N222391310

      Date Announced:
      MAR 02, 2023
      NHTSA ID:
      #10232241

      Service Update- Certain vehicles may have a condition in which the torque converter housing access hole cover was not installed. Dealers are to install the torque converter housing access hole cover. Read More »

    • TSB #99-04-20-002N

      Date Announced:
      FEB 16, 2023
      NHTSA ID:
      #10232275

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

    • TSB #PIP5901

      Date Announced:
      FEB 15, 2023
      NHTSA ID:
      #10232816

      This Preliminary information communicates that the tool for the HD transfer cases to measure clutch pack shim selection is in development. Read More »

    • TSB #21-NA-106

      Date Announced:
      FEB 07, 2023
      NHTSA ID:
      #10232073

      This service bulletin provides information for the technician that may experience a condition when after performing a DTC Clear/Reset on the TCM during diagnosis or after completion of a transmission repair or replacement, the DTCs did ... Read More »

    • TSB #19-NA-136

      Date Announced:
      DEC 21, 2022
      NHTSA ID:
      #10228907

      This service bulletin provides a diagnostic procedure to aid in correcting a customer concern of a Howling, Whining/Whirring Noise, Shudder/Vibration and/or Grinding Noise While in 4HI, 4HI Auto and/or During Parking Lot Maneuvers in Auto ... Read More »

    • TSB #22-NA-182

      Date Announced:
      DEC 20, 2022
      NHTSA ID:
      #10228909

      This informational bulletin advises the tech to check if the trans cooler lines are twisted which may cause the customers concern. Read More »

    • TSB #16-NA-338

      Date Announced:
      DEC 13, 2022
      NHTSA ID:
      #10228863

      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 #20-NA-138

      Date Announced:
      NOV 18, 2022
      NHTSA ID:
      #10227241

      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 #19-NA-136

      Date Announced:
      NOV 18, 2022
      NHTSA ID:
      #10227229

      This service bulletin provides a diagnostic procedure to aid in correcting a customer concern of a Howling, Whining/Whirring Noise, Shudder/Vibration and/or Grinding Noise While in 4HI, 4HI Auto and/or During Parking Lot Maneuvers in Auto ... Read More »

    • TSB #21-NA-120

      Date Announced:
      NOV 17, 2022
      NHTSA ID:
      #10227252

      This service bulletin provides a Diagnostic Tip for Noise, Vibration, and/or Harshness Issues/Clunk Noise Heard During Coast Down Event after the transfer case was removed from the transmission and reinstalled during a recent repair. Read More »

    • TSB #22-NA-225

      Date Announced:
      NOV 09, 2022
      NHTSA ID:
      #10227058

      This information advises the technician the difference between a welch cap leak and the output seal of the t-case or transmission leaking ATF causing the customers concern. Read More »

    • TSB #22-NA-185

      Date Announced:
      SEP 28, 2022
      NHTSA ID:
      #10222832

      This informational bulletin explains how the trans slip or flare can be a normal condition. Read More »

    • TSB #15-00-89-004E

      Date Announced:
      SEP 16, 2022
      NHTSA ID:
      #10222777

      This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage. Read More »

    • TSB #06-00-89-031H

      Date Announced:
      SEP 16, 2022
      NHTSA ID:
      #10222770

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

    • TSB #22-NA-182

      Date Announced:
      SEP 06, 2022
      NHTSA ID:
      #10222668

      This informational bulletin advises the tech to check if the trans cooler lines are twisted which may cause the customers concern. Read More »

    • TSB #22-NA-181

      Date Announced:
      SEP 01, 2022
      NHTSA ID:
      #10220319

      This diagnostic tip advises the tech not to separate the flexplate from the torque convertor or damage my occur if the engine is started while diagnosing for noise from the engine or transmission. Read More »

    • TSB #PIP5792E

      Date Announced:
      JUL 29, 2022
      NHTSA ID:
      #10217793

      This Preliminary information communicates to the dealer technician that if a customer comments that their vehicle equipped with a 6L80, 6L90, 8L90, 10L80, or 10L1000 transmission has a harsh shift, shudder, stall or high transmission ... Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #17-NA-066

      Date Announced:
      JUL 21, 2023
      NHTSA ID:
      #10239647

      This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:VALVES/VALVE BODY

    • TSB #16-NA-130

      Date Announced:
      MAR 02, 2023
      NHTSA ID:
      #10232711

      This service bulletin provides information for after installation of a replacement upper valve body, the transmission may have no Reverse and no 2nd gear. Read More »

    POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

    • TSB #PIP5810A

      Date Announced:
      SEP 19, 2022
      NHTSA ID:
      #10224291

      This Preliminary information communicates that the tool for the HD transfer cases to install the input seal during a repair is incorrect and a new tool is in development. Read More »

    ELECTRICAL SYSTEM

    • TSB #23-NA-064

      Date Announced:
      APR 16, 2024
      NHTSA ID:
      #10254014

      This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships. Read More »

    • TSB #20-NA-132

      Date Announced:
      APR 10, 2024
      NHTSA ID:
      #10253527

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #21-NA-155

      Date Announced:
      APR 08, 2024
      NHTSA ID:
      #10253528

      This informational bulletin advises the technician to check for faults that may be caused by the trailer otherwise found by a possible faulty trailer connector. Read More »

    • TSB #10-08-45-001H

      Date Announced:
      MAR 28, 2024
      NHTSA ID:
      #10252735

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

    • TSB #20-NA-132

      Date Announced:
      MAR 26, 2024
      NHTSA ID:
      #10252774

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #24-NA-060

      Date Announced:
      MAR 20, 2024
      NHTSA ID:
      #10252123

      This service bulletin provides repair information to correct a customer concerns of Radio Software issues. Read More »

    • TSB #23-NA-170

      Date Announced:
      MAR 11, 2024
      NHTSA ID:
      #10251909

      This bulletin advises the tech to inspect deeper into what may be the main cause of an engine failure. Read More »

    • TSB #PIT5689G

      Date Announced:
      MAR 07, 2024
      NHTSA ID:
      #10253068

      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. Temporarily on hold while PIE0572 is active. Read More »

    • TSB #23-NA-169

      Date Announced:
      FEB 26, 2024
      NHTSA ID:
      #10251366

      This service bulletin provides repair information to correct a customer concern of the rearview driver information camera intermittent in low light conditions - replace camera. Read More »

    • TSB #23-NA-185

      Date Announced:
      FEB 14, 2024
      NHTSA ID:
      #10250582

      This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, ... Read More »

    • TSB #24-NA-020

      Date Announced:
      FEB 12, 2024
      NHTSA ID:
      #10250747

      This service bulletin provides a repair procedure to correct customer concerns of Service Emissions System Displayed on DIC, MIL Illuminated with DTC P249C and/or P20E8 Set. Read More »

    • TSB #22-NA-150

      Date Announced:
      FEB 05, 2024
      NHTSA ID:
      #10250507

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #PIT5702E

      Date Announced:
      JAN 30, 2024
      NHTSA ID:
      #10250002

      This Preliminary information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Read More »

    • TSB #23-NA-055

      Date Announced:
      JAN 30, 2024
      NHTSA ID:
      #10250276

      This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) a?? FAQs. Read More »

    • TSB #23-NA-189

      Date Announced:
      JAN 29, 2024
      NHTSA ID:
      #10250278

      This service bulletin assists technicians in setting up PicoScope hardware/software to monitor CAN bus traffic (voltage patterns) to aid Technical Assistance (TAC) and Field Service Engineers (FSEs) in diagnosing electrical issues present ... Read More »

    • TSB #21-NA-155

      Date Announced:
      JAN 11, 2024
      NHTSA ID:
      #10249034

      This informational bulletin advises the technician to check for faults that may be caused by the trailer otherwise found by a possible faulty trailer connector. Read More »

    • TSB #PIT5743D

      Date Announced:
      JAN 09, 2024
      NHTSA ID:
      #10249969

      This Preliminary information communicates diagnostic tips when trying to root cause a SES MIL with DTC's B2B0D and B2B0E. Main cause is aftermarket electrical devices spliced into the ignition main fuses. Read More »

    • TSB #PI0592I

      Date Announced:
      JAN 08, 2024
      NHTSA ID:
      #10249535

      This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961). Read More »

    • TSB #22-NA-150

      Date Announced:
      JAN 04, 2024
      NHTSA ID:
      #10249005

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #23-NA-185

      Date Announced:
      JAN 03, 2024
      NHTSA ID:
      #10249008

      This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, ... Read More »

    • TSB #22-NA-150

      Date Announced:
      DEC 21, 2023
      NHTSA ID:
      #10248709

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #PIT5386J

      Date Announced:
      DEC 20, 2023
      NHTSA ID:
      #10249298

      This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. Read More »

    • TSB #20-NA-132

      Date Announced:
      DEC 08, 2023
      NHTSA ID:
      #10247192

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #23-NA-169

      Date Announced:
      NOV 17, 2023
      NHTSA ID:
      #10246219

      This service bulletin provides repair information to correct a customer concern of the rearview driver information camera intermittent in low light conditions - replace camera. Read More »

    • TSB #21-NA-135

      Date Announced:
      NOV 16, 2023
      NHTSA ID:
      #10245559

      This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content. Read More »

    • TSB #23-NA-112

      Date Announced:
      NOV 03, 2023
      NHTSA ID:
      #10245359

      This technical bulletin provides a procedure to correct the condition of Inadvertent/Unwanted Tail Gate Opening. Read More »

    • TSB #21-NA-228

      Date Announced:
      NOV 01, 2023
      NHTSA ID:
      #10245348

      This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out. Read More »

    • TSB #21-NA-228

      Date Announced:
      OCT 27, 2023
      NHTSA ID:
      #10245241

      This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out. Read More »

    • TSB #23-NA-189

      Date Announced:
      OCT 25, 2023
      NHTSA ID:
      #10245248

      This service bulletin assists technicians in setting up PicoScope hardware/software to monitor CAN bus traffic (voltage patterns) to aid Technical Assistance (TAC) and Field Service Engineers (FSEs) in diagnosing electrical issues present ... Read More »

    • TSB #23-NA-185

      Date Announced:
      OCT 24, 2023
      NHTSA ID:
      #10245244

      This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, ... Read More »

    • TSB #21-NA-228

      Date Announced:
      SEP 28, 2023
      NHTSA ID:
      #10244203

      This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out. Read More »

    • TSB #22-NA-150

      Date Announced:
      SEP 26, 2023
      NHTSA ID:
      #10244205

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #21-NA-166

      Date Announced:
      SEP 05, 2023
      NHTSA ID:
      #10242936

      This informational bulletin provides information on the turn signal stalk not cancelling and/or mis cancelling. Read More »

    • TSB #23-NA-150

      Date Announced:
      SEP 05, 2023
      NHTSA ID:
      #10243713

      This technical bulletin provides repair information to correct a customer concern of Teen Driver Feature Not Limiting Speed Correctly. Read More »

    • TSB #N222375791-08

      Date Announced:
      SEP 05, 2023
      NHTSA ID:
      #10241938

      Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain 2022 and 2023 model year vehicles, built beginning December 2, 2021. Read More »

    • TSB #22-NA-187

      Date Announced:
      AUG 22, 2023
      NHTSA ID:
      #10242263

      This informational bulletin advises the tech to inspect the transfer case motor electrical connectors for possible damage or corrosion that might be caused by a damage grommet inside the electrical connector. Read More »

    • TSB #16-NA-222

      Date Announced:
      AUG 10, 2023
      NHTSA ID:
      #10242070

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

    • TSB #N222375791-07

      Date Announced:
      AUG 02, 2023
      NHTSA ID:
      #10241504

      Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles, built beginning December 2, 2021. Read More »

    • TSB #18-NA-103

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241503

      This service bulletin provides service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated that may be caused by gelling of fuel ... Read More »

    • TSB #09-06-04-026X

      Date Announced:
      JUL 31, 2023
      NHTSA ID:
      #10240359

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

    • TSB #20-NA-090

      Date Announced:
      JUL 31, 2023
      NHTSA ID:
      #10240361

      This informational bulletin provides a way for the technician to identify if the ECM has been modified. Read More »

    • TSB #N222375791-06

      Date Announced:
      JUL 25, 2023
      NHTSA ID:
      #10239656

      Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles listed, built beginning December 2, 2021. Read More »

    • TSB #22-NA-183

      Date Announced:
      JUL 20, 2023
      NHTSA ID:
      #10239670

      This service bulletin advises the technician of a different tire/rim option that can be used to correct a customer concern of poor ride quality at highway speeds. Read More »

    • TSB #23-NA-027

      Date Announced:
      JUL 18, 2023
      NHTSA ID:
      #10239674

      This technical bulletin provides a procedure to test and replace the high-pressure fuel injector electrical connectors if found the cause of the MIL. Read More »

    • TSB #07-08-42-006S

      Date Announced:
      JUL 13, 2023
      NHTSA ID:
      #10239629

      This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box ... Read More »

    • TSB #23-NA-125

      Date Announced:
      JUL 12, 2023
      NHTSA ID:
      #10239645

      This service bulletin provides information for dealers/technicians on Over the Air (OTA) and In Market Enhancement (IME) FAQs. Read More »

    • TSB #23-NA-055

      Date Announced:
      JUL 12, 2023
      NHTSA ID:
      #10239638

      This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) a?? FAQs. Read More »

    • TSB #23-NA-064

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239116

      This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships. Read More »

    • TSB #22-NA-053

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239113

      This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories. Read More »

    • TSB #13-08-116-001I

      Date Announced:
      JUN 29, 2023
      NHTSA ID:
      #10239102

      The intent of this service 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 #23-NA-112

      Date Announced:
      JUN 29, 2023
      NHTSA ID:
      #10239121

      This technical bulletin provides a procedure to correct the condition of Inadvertent/Unwanted Tail Gate Opening. Read More »

    • TSB #21-NA-005

      Date Announced:
      JUN 29, 2023
      NHTSA ID:
      #10239112

      This technical bulletin provides a procedure to replace the air bag and air bag harness to correct a condition of Airbag Malfunction Warning and Airbag Malfunction Indicator Illuminated with DTC B0001-1B due to corrosion. Read More »

    • TSB #23-NA-101

      Date Announced:
      JUN 20, 2023
      NHTSA ID:
      #10239090

      This technical bulletin provides repair information to correct a customer concern of Fuel Range Blank on Instrument Panel. Read More »

    • TSB #N222375791-05

      Date Announced:
      JUN 19, 2023
      NHTSA ID:
      #10237852

      Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles, built beginning December 2, 2021. Read More »

    • TSB #22-NA-242

      Date Announced:
      JUN 16, 2023
      NHTSA ID:
      #10239048

      This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector Reconnect Labor Code Numbers. Read More »

    • TSB #21-NA-061

      Date Announced:
      JUN 12, 2023
      NHTSA ID:
      #10239039

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

    • TSB #N222375791-04

      Date Announced:
      JUN 05, 2023
      NHTSA ID:
      #10237321

      Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles, built beginning December 2, 2021. Read More »

    • TSB #23-NA-062

      Date Announced:
      JUN 01, 2023
      NHTSA ID:
      #10237843

      This service bulletin provides repair information to correct a customer concern of Rear View Camera Issues - DTCs B395A, B395B, B395C, B101E, B101D. Read More »

    • TSB #22-NA-150

      Date Announced:
      MAY 17, 2023
      NHTSA ID:
      #10237232

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #N222375791

      Date Announced:
      MAY 04, 2023
      NHTSA ID:
      #10235625

      Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain 2022 and 2023 model year vehicles, built beginning December 2, 2021. Read More »

    • TSB #PIT5509J

      Date Announced:
      APR 25, 2023
      NHTSA ID:
      #10236167

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

    • TSB #23-NA-027

      Date Announced:
      APR 20, 2023
      NHTSA ID:
      #10235765

      This technical bulletin provides a procedure to test and replace the high-pressure fuel injector electrical connectors if found the cause of the MIL. Read More »

    • TSB #22-NA-235

      Date Announced:
      APR 19, 2023
      NHTSA ID:
      #10235763

      This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using iPhone and Samsung Phones at Offset Positions. Read More »

    • TSB #20-NA-198

      Date Announced:
      APR 05, 2023
      NHTSA ID:
      #10235399

      This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »

    • TSB #20-NA-132

      Date Announced:
      APR 04, 2023
      NHTSA ID:
      #10235398

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #23-NA-064

      Date Announced:
      APR 03, 2023
      NHTSA ID:
      #10235405

      This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships. Read More »

    • TSB #23-NA-062

      Date Announced:
      MAR 31, 2023
      NHTSA ID:
      #10234186

      This service bulletin provides repair information to correct a customer concern of Rear View Camera Coaxial Related Issues - DTCs B395A, B395B, B395C, B101E, B101D. Read More »

    • TSB #23-NA-027

      Date Announced:
      MAR 31, 2023
      NHTSA ID:
      #10234176

      This technical bulletin provides a procedure to test and replace the high-pressure fuel injector electrical connectors if found the cause of the MIL. Read More »

    • TSB #22-NA-147

      Date Announced:
      MAR 28, 2023
      NHTSA ID:
      #10234169

      This technical bulletin provides repair information to correct a customer concern of Service 4a??Wheel Drive Message Illuminated in DIC with DTC C15AC Set. Read More »

    • TSB #22-NA-148

      Date Announced:
      MAR 28, 2023
      NHTSA ID:
      #10234170

      This technical bulletin provides repair information to correct a customer concern of Service 4a??Wheel Drive Message Illuminated in DIC with DTC C119E Set During Antilock Brake System Event. Read More »

    • TSB #22-NA-235

      Date Announced:
      MAR 24, 2023
      NHTSA ID:
      #10234154

      This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using iPhone and Samsung Phones at Offset Positions. Read More »

    • TSB #23-NA-049

      Date Announced:
      MAR 23, 2023
      NHTSA ID:
      #10234157

      This technical bulletin provides repair information to correct a customer concern of Volume Selection Does Not Clear from DIC After Adjusting Volume. Read More »

    • TSB #23-NA-055

      Date Announced:
      MAR 23, 2023
      NHTSA ID:
      #10234163

      This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) a?? FAQs. Read More »

    • TSB #21-NA-043

      Date Announced:
      MAR 20, 2023
      NHTSA ID:
      #10234144

      This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer. Read More »

    • TSB #22-NA-150

      Date Announced:
      MAR 20, 2023
      NHTSA ID:
      #10234150

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #21-NA-106

      Date Announced:
      MAR 17, 2023
      NHTSA ID:
      #10234109

      This service bulletin provides information for the technician that may experience a condition when after performing a DTC Clear/Reset on the TCM during diagnosis or after completion of a transmission repair or replacement, the DTCs did ... Read More »

    • TSB #21-NA-061

      Date Announced:
      MAR 16, 2023
      NHTSA ID:
      #10234107

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

    • TSB #23-NA-042

      Date Announced:
      MAR 15, 2023
      NHTSA ID:
      #10234117

      This service bulletin provides repair information to update radio software to correct customer concerns of Software related issues. Read More »

    • TSB #23-NA-044

      Date Announced:
      MAR 10, 2023
      NHTSA ID:
      #10233358

      This service bulletin provides information on AGM batteries that require less frequent charging in storage. Read More »

    • TSB #22-NA-150

      Date Announced:
      FEB 22, 2023
      NHTSA ID:
      #10232459

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #21-NA-106

      Date Announced:
      FEB 07, 2023
      NHTSA ID:
      #10232073

      This service bulletin provides information for the technician that may experience a condition when after performing a DTC Clear/Reset on the TCM during diagnosis or after completion of a transmission repair or replacement, the DTCs did ... Read More »

    • TSB #22-NA-235

      Date Announced:
      FEB 07, 2023
      NHTSA ID:
      #10232076

      This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using Samsung Phones at Offset Positions. Read More »

    • TSB #23-NA-014

      Date Announced:
      FEB 07, 2023
      NHTSA ID:
      #10232079

      This technical bulletin provides repair information to correct a customer concern of Unable to Dismiss Turn By Turn Directions from the DIC. Read More »

    • TSB #22-NA-115

      Date Announced:
      FEB 01, 2023
      NHTSA ID:
      #10231893

      This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention. Read More »

    • TSB #20-NA-203

      Date Announced:
      JAN 25, 2023
      NHTSA ID:
      #10231499

      This informational bulletin explains how the regen works for the DEF system and how it works at different levels. Read More »

    • TSB #PIT5386H

      Date Announced:
      JAN 17, 2023
      NHTSA ID:
      #10231646

      This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. Read More »

    • TSB #21-NA-135

      Date Announced:
      JAN 13, 2023
      NHTSA ID:
      #10230612

      This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content. Read More »

    • TSB #22-NA-115

      Date Announced:
      JAN 06, 2023
      NHTSA ID:
      #10230603

      This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention. Read More »

    • TSB #21-NA-228

      Date Announced:
      DEC 15, 2022
      NHTSA ID:
      #10228893

      This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out. Read More »

    • TSB #22-NA-250

      Date Announced:
      DEC 12, 2022
      NHTSA ID:
      #10228901

      This service bulletin provides repair information to correct a customer concern of Rear View Camera Display Gridlines Dim. Read More »

    • TSB #22-NA-235

      Date Announced:
      DEC 06, 2022
      NHTSA ID:
      #10228190

      This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using Samsung Phones at Offset Positions. Read More »

    • TSB #22-NA-238

      Date Announced:
      NOV 30, 2022
      NHTSA ID:
      #10227401

      This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or USB Receptacle Inoperative. Read More »

    • TSB #22-NA-242

      Date Announced:
      NOV 30, 2022
      NHTSA ID:
      #10227402

      This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector Reconnect Labor Code Numbers. Read More »

    • TSB #22-NA-230

      Date Announced:
      NOV 21, 2022
      NHTSA ID:
      #10227382

      This informational bulletin provides information on Information on Order/Content Change: Wireless Phone Charging. Read More »

    • TSB #22-NA-235

      Date Announced:
      NOV 18, 2022
      NHTSA ID:
      #10227291

      This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using Samsung Phones at Offset Positions. Read More »

    • TSB #22-NA-205

      Date Announced:
      OCT 19, 2022
      NHTSA ID:
      #10225615

      This service bulletin provides information on Module Harvesting. Read More »

    • TSB #PI0592G

      Date Announced:
      SEP 27, 2022
      NHTSA ID:
      #10222841

      This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961). Read More »

    • TSB #13-08-116-001H

      Date Announced:
      SEP 16, 2022
      NHTSA ID:
      #10222776

      The intent of this service 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 #21-NA-068

      Date Announced:
      SEP 08, 2022
      NHTSA ID:
      #10222661

      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 #21-NA-027

      Date Announced:
      AUG 15, 2022
      NHTSA ID:
      #10219269

      This technical bulletin provides a procedure to install 2 way tape to correct a condition of Trailering Connector Loose Within Rear Bumper. Read More »

    ELECTRICAL SYSTEM:HAND HEATER:WIRING HARNESS

    • TSB #PIT5962A

      Date Announced:
      DEC 15, 2023
      NHTSA ID:
      #10249294

      This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses. Read More »

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

    • TSB #20-NA-132

      Date Announced:
      MAR 26, 2024
      NHTSA ID:
      #10252774

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

    • TSB #PIT5828C

      Date Announced:
      JAN 09, 2024
      NHTSA ID:
      #10249968

      This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup ... Read More »

    ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM

    • TSB #21-NA-228

      Date Announced:
      NOV 01, 2023
      NHTSA ID:
      #10245348

      This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out. Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #20-NA-132

      Date Announced:
      MAR 26, 2024
      NHTSA ID:
      #10252774

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SOFTWARE

    • TSB #PIT5744D

      Date Announced:
      FEB 21, 2024
      NHTSA ID:
      #10251709

      This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body. Read More »

    ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SENSORS

    • TSB #PIT5744D

      Date Announced:
      FEB 21, 2024
      NHTSA ID:
      #10251709

      This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body. Read More »

    ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE

    • TSB #PIT5744D

      Date Announced:
      FEB 21, 2024
      NHTSA ID:
      #10251709

      This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body. Read More »

    • TSB #N222375791-08

      Date Announced:
      SEP 05, 2023
      NHTSA ID:
      #10241938

      Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain 2022 and 2023 model year vehicles, built beginning December 2, 2021. Read More »

    • TSB #N222375791-05

      Date Announced:
      JUN 19, 2023
      NHTSA ID:
      #10237852

      Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles, built beginning December 2, 2021. Read More »

    • TSB #N222375791-01

      Date Announced:
      APR 04, 2023
      NHTSA ID:
      #10233736

      Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain 2022 and 2023 model year vehicles, built beginning December 2, 2021. Read More »

    ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS

    • TSB #PIT5744D

      Date Announced:
      FEB 21, 2024
      NHTSA ID:
      #10251709

      This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body. Read More »

    • TSB #N222375791-08

      Date Announced:
      SEP 05, 2023
      NHTSA ID:
      #10241938

      Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain 2022 and 2023 model year vehicles, built beginning December 2, 2021. Read More »

    • TSB #N222375791-07

      Date Announced:
      AUG 02, 2023
      NHTSA ID:
      #10241504

      Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles, built beginning December 2, 2021. Read More »

    • TSB #N222375791-05

      Date Announced:
      JUN 19, 2023
      NHTSA ID:
      #10237852

      Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles, built beginning December 2, 2021. Read More »

    • TSB #N222375791-02

      Date Announced:
      APR 11, 2023
      NHTSA ID:
      #10234102

      Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain 2022 and 2023 model year vehicles, built beginning December 2, 2021. Read More »

    • TSB #N222375791-01

      Date Announced:
      APR 04, 2023
      NHTSA ID:
      #10233736

      Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain 2022 and 2023 model year vehicles, built beginning December 2, 2021. Read More »

    ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING

    • TSB #N222375791-06

      Date Announced:
      JUL 25, 2023
      NHTSA ID:
      #10239656

      Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles listed, built beginning December 2, 2021. Read More »

    EXTERIOR LIGHTING

    • TSB #02-08-42-001J

      Date Announced:
      JAN 12, 2024
      NHTSA ID:
      #10249011

      This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage. Read More »

    • TSB #PIT5733D

      Date Announced:
      JAN 09, 2024
      NHTSA ID:
      #10249965

      This Preliminary information provides information to the technician on installing a roof beacon light. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 157. Read More »

    • TSB #21-NA-135

      Date Announced:
      NOV 16, 2023
      NHTSA ID:
      #10245559

      This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content. Read More »

    • TSB #07-08-42-006S

      Date Announced:
      JUL 13, 2023
      NHTSA ID:
      #10239629

      This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box ... Read More »

    • TSB #22-NA-053

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239113

      This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories. Read More »

    • TSB #01-08-42-001P

      Date Announced:
      MAY 03, 2023
      NHTSA ID:
      #10236041

      This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines. Read More »

    • TSB #20-NA-198

      Date Announced:
      APR 05, 2023
      NHTSA ID:
      #10235399

      This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »

    • TSB #01-08-42-001O

      Date Announced:
      FEB 15, 2023
      NHTSA ID:
      #10232136

      This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines. Read More »

    • TSB #07-08-42-006R

      Date Announced:
      FEB 14, 2023
      NHTSA ID:
      #10232137

      This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box ... Read More »

    • TSB #18-NA-279

      Date Announced:
      FEB 10, 2023
      NHTSA ID:
      #10232069

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

    EXTERIOR LIGHTING:TURN SIGNAL

    • TSB #21-NA-166

      Date Announced:
      SEP 05, 2023
      NHTSA ID:
      #10242936

      This informational bulletin provides information on the turn signal stalk not cancelling and/or mis cancelling. Read More »

    VISIBILITY

    • TSB #23-NA-167

      Date Announced:
      SEP 18, 2023
      NHTSA ID:
      #10244179

      This informational bulletin provides information on Outside Rear View Mirror Defog or Defrost Times Different for Passenger and Driver Mirrors. Read More »

    VISIBILITY:GLASS, SIDE/REAR

    • TSB #24-NA-046

      Date Announced:
      MAR 07, 2024
      NHTSA ID:
      #10251641

      This technical bulletin provides a procedure to correct the condition of Suction Cup Marks on Window Glass. Read More »

    VISIBILITY:GLASS, SIDE/REAR:CRITICAL FASTENERS

    • TSB #PI0754F

      Date Announced:
      FEB 17, 2023
      NHTSA ID:
      #10232283

      This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic. Read More »

    VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

    • TSB #PIT6132

      Date Announced:
      MAR 12, 2024
      NHTSA ID:
      #10253080

      This Preliminary information communicates an issues with the HVAC making a hum buzz noise when the blower is set to a higher speed. Engineering is working on a new HVAC door seal material to correct the noise. Read More »

    • TSB #PIT5736C

      Date Announced:
      NOV 02, 2023
      NHTSA ID:
      #10247340

      This Preliminary information communicates how the HVAC setting operates during a remote vehicle start. Read More »

    AIR BAGS

    • TSB #21-NA-005

      Date Announced:
      JUN 29, 2023
      NHTSA ID:
      #10239112

      This technical bulletin provides a procedure to replace the air bag and air bag harness to correct a condition of Airbag Malfunction Warning and Airbag Malfunction Indicator Illuminated with DTC B0001-1B due to corrosion. Read More »

    SEAT BELTS

    • TSB #99-09-40-005I

      Date Announced:
      JUL 17, 2023
      NHTSA ID:
      #10239755

      This service bulletin provides information on availability for a seat belt extender. Read More »

    STRUCTURE

    • TSB #19-NA-255

      Date Announced:
      MAR 27, 2024
      NHTSA ID:
      #10252745

      This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). Read More »

    • TSB #19-NA-255

      Date Announced:
      MAR 21, 2024
      NHTSA ID:
      #10252124

      This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). Read More »

    • TSB #19-NA-255

      Date Announced:
      JAN 18, 2024
      NHTSA ID:
      #10249745

      This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). Read More »

    • TSB #PI0281K

      Date Announced:
      JAN 18, 2024
      NHTSA ID:
      #10250244

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

    • TSB #23-NA-112

      Date Announced:
      NOV 03, 2023
      NHTSA ID:
      #10245359

      This technical bulletin provides a procedure to correct the condition of Inadvertent/Unwanted Tail Gate Opening. Read More »

    • TSB #21-NA-067

      Date Announced:
      AUG 18, 2023
      NHTSA ID:
      #10242235

      This technical bulletin provides repair information to correct a customer concern of the foam strip between the I/P trim and base of the windshield detaching from the upper I/P trim panel. Read More »

    • TSB #99-08-51-001F

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239124

      This service bulletin provides information on Paintless Dent Repair Process. Read More »

    • TSB #23-NA-112

      Date Announced:
      JUN 29, 2023
      NHTSA ID:
      #10239121

      This technical bulletin provides a procedure to correct the condition of Inadvertent/Unwanted Tail Gate Opening. Read More »

    • TSB #21-NA-067

      Date Announced:
      MAY 12, 2023
      NHTSA ID:
      #10236321

      This technical bulletin provides repair information to correct a customer concern of the foam strip between the I/P trim and base of the windshield detaching from the upper I/P trim panel. Read More »

    • TSB #PI0281J

      Date Announced:
      APR 04, 2023
      NHTSA ID:
      #10235561

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

    • TSB #23-NA-056

      Date Announced:
      MAR 31, 2023
      NHTSA ID:
      #10234180

      This technical bulletin provides a procedure to correct the condition of Wind Whistle Noise at Highway Speeds. Read More »

    • TSB #23-NA-059

      Date Announced:
      MAR 31, 2023
      NHTSA ID:
      #10234183

      This technical bulletin provides a procedure to correct the condition of Gap at Door Armrest Decorative Trim to the Armrest/Door Switch. Read More »

    • TSB #22-NA-018

      Date Announced:
      MAR 20, 2023
      NHTSA ID:
      #10234147

      This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only). Read More »

    • TSB #PIT5732C

      Date Announced:
      FEB 27, 2023
      NHTSA ID:
      #10232839

      This Preliminary information provides information to the technician on relocating the DEF tank to install a service body. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 156. Read More »

    • TSB #PI0754F

      Date Announced:
      FEB 17, 2023
      NHTSA ID:
      #10232283

      This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic. Read More »

    • TSB #N222379652-01

      Date Announced:
      FEB 15, 2023
      NHTSA ID:
      #10231836

      Customer Satisfaction Program. Added population. Read More »

    • TSB #N222379652

      Date Announced:
      DEC 05, 2022
      NHTSA ID:
      #10227160

      Customer Satisfaction Program. Certain vehicles listed above were manufactured and shipped to the dealer without the hood insulator. Dealers are to install the hood insulator. Read More »

    • TSB #19-NA-255

      Date Announced:
      NOV 07, 2022
      NHTSA ID:
      #10227052

      This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). Read More »

    • TSB #99-00-89-019X

      Date Announced:
      OCT 04, 2022
      NHTSA ID:
      #10224831

      This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program. Read More »

    • TSB #N222379650

      Date Announced:
      AUG 05, 2022
      NHTSA ID:
      #10217334

      Stop Delivery Order for N222379650 a?? Hood Insulator Build Shy Read More »

    STRUCTURE:BODY:TAILGATE

    • TSB #PIT6054B

      Date Announced:
      FEB 19, 2024
      NHTSA ID:
      #10251701

      This Preliminary information communicates that the inner tailgate cannot be disabled if the vehicle is not equipped with passive entry. Read More »

    • TSB #PIT5895C

      Date Announced:
      FEB 08, 2024
      NHTSA ID:
      #10251687

      This Preliminary information communicates a new tailgate feature which allows the customer to enable or disable the inner tailgate. Read More »

    • TSB #PIT6119

      Date Announced:
      JAN 30, 2024
      NHTSA ID:
      #10250003

      This Preliminary information communicates an issue where the minor tailgate will not open due to an aftermarket device installed on the vehicle. Read More »

    • TSB #PIT6109

      Date Announced:
      JAN 10, 2024
      NHTSA ID:
      #10249973

      This Preliminary information communicates an issue where the minor tailgate step link can contact the painted surface and chip the paint on the tailgate. Read More »

    • TSB #23-NA-112

      Date Announced:
      NOV 03, 2023
      NHTSA ID:
      #10245359

      This technical bulletin provides a procedure to correct the condition of Inadvertent/Unwanted Tail Gate Opening. Read More »

    • TSB #PIT5895B

      Date Announced:
      SEP 14, 2023
      NHTSA ID:
      #10247774

      This Preliminary information communicates a new tailgate feature which allows the customer to enable or disable the inner tailgate. Read More »

    • TSB #23-NA-112

      Date Announced:
      JUN 29, 2023
      NHTSA ID:
      #10239121

      This technical bulletin provides a procedure to correct the condition of Inadvertent/Unwanted Tail Gate Opening. Read More »

    STRUCTURE:BODY:HOOD

    • TSB #N222379652-01

      Date Announced:
      DEC 16, 2022
      NHTSA ID:
      #10227803

      Customer Satisfaction Program. Certain vehicles listed above were manufactured and shipped to the dealer without the hood insulator. Dealers are to inspect, and if necessary, install the hood insulator. Read More »

    LATCHES/LOCKS/LINKAGES

    • TSB #N232426401-01

      Date Announced:
      APR 25, 2024
      NHTSA ID:
      #10253562

      Customer Satisfaction Program. As a remedy for Safety Recall N232426400, certain vehicles had the liftgate exterior release switch assembly disabled. Read More »

    • TSB #N232426401

      Date Announced:
      APR 24, 2024
      NHTSA ID:
      #10253537

      Customer Satisfaction Program. As a remedy for Safety Recall N232426400, certain vehicles had the liftgate exterior release switch assembly disabled. Read More »

    • TSB #18-NA-279

      Date Announced:
      FEB 10, 2023
      NHTSA ID:
      #10232069

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

    TIRES

    • TSB #PIT4506G

      Date Announced:
      FEB 02, 2024
      NHTSA ID:
      #10251681

      This Preliminary Information communication provides information to the technician that some owners of Heavy Duty Trucks and Utilities may ask if they can lower their tire pressures. Read More »

    • TSB #20-NA-159

      Date Announced:
      SEP 28, 2023
      NHTSA ID:
      #10244202

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

    • TSB #22-NA-183

      Date Announced:
      JUL 20, 2023
      NHTSA ID:
      #10239670

      This service bulletin advises the technician of a different tire/rim option that can be used to correct a customer concern of poor ride quality at highway speeds. Read More »

    • TSB #20-NA-159

      Date Announced:
      MAR 08, 2023
      NHTSA ID:
      #10233338

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

    • TSB #00-00-90-002M

      Date Announced:
      JAN 31, 2023
      NHTSA ID:
      #10231518

      This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate ride characteristics of GM cars and trucks. Read More »

    • TSB #PIT3271N

      Date Announced:
      NOV 29, 2022
      NHTSA ID:
      #10227674

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

    TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

    • TSB #07-03-16-004E

      Date Announced:
      JAN 31, 2023
      NHTSA ID:
      #10231519

      This service bulletin provides information for tire pressure monitoring (TPM) system concerns. Read More »

    WHEELS

    • TSB #00-03-10-006P

      Date Announced:
      APR 18, 2024
      NHTSA ID:
      #10253770

      This service bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV). Read More »

    • TSB #17-NA-052

      Date Announced:
      APR 08, 2024
      NHTSA ID:
      #10253526

      This bulletin updates the position of General Motors on refinishing aluminum wheels. GM has determined that wheel refinishing under warranty will no longer be performed. Read More »

    • TSB #03-00-91-001I

      Date Announced:
      NOV 06, 2023
      NHTSA ID:
      #10245395

      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 »

    • TSB #20-NA-159

      Date Announced:
      OCT 30, 2023
      NHTSA ID:
      #10245250

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

    • TSB #17-NA-170

      Date Announced:
      OCT 06, 2023
      NHTSA ID:
      #10244274

      This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement. Read More »

    • TSB #20-NA-159

      Date Announced:
      SEP 28, 2023
      NHTSA ID:
      #10244202

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

    • TSB #22-NA-183

      Date Announced:
      JUL 20, 2023
      NHTSA ID:
      #10239670

      This service bulletin advises the technician of a different tire/rim option that can be used to correct a customer concern of poor ride quality at highway speeds. Read More »

    • TSB #12-03-10-001E

      Date Announced:
      MAY 22, 2023
      NHTSA ID:
      #10237340

      This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel). Read More »

    • TSB #17-NA-170

      Date Announced:
      APR 27, 2023
      NHTSA ID:
      #10235799

      This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement. Read More »

    • TSB #12-03-10-001D

      Date Announced:
      APR 21, 2023
      NHTSA ID:
      #10235716

      This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel). Read More »

    • TSB #21-NA-043

      Date Announced:
      MAR 20, 2023
      NHTSA ID:
      #10234144

      This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer. Read More »

    • TSB #20-NA-159

      Date Announced:
      MAR 08, 2023
      NHTSA ID:
      #10233338

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

    • TSB #00-00-90-002M

      Date Announced:
      JAN 31, 2023
      NHTSA ID:
      #10231518

      This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate ride characteristics of GM cars and trucks. Read More »

    • TSB #07-03-16-004E

      Date Announced:
      JAN 31, 2023
      NHTSA ID:
      #10231519

      This service bulletin provides information for tire pressure monitoring (TPM) system concerns. Read More »

    • TSB #22-NA-257

      Date Announced:
      DEC 23, 2022
      NHTSA ID:
      #10228912

      This service bulletin provides information on Dealer Installed LPO Wheel Installation and Return Process. Read More »

    • TSB #PIT3271N

      Date Announced:
      NOV 29, 2022
      NHTSA ID:
      #10227674

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

    • TSB #22-NA-183

      Date Announced:
      SEP 07, 2022
      NHTSA ID:
      #10222669

      This informational bulletin advises the tech of a different tire/rim option that can be used to correct the customers concern. Read More »

    TRAILER HITCHES

    • TSB #21-NA-155

      Date Announced:
      JAN 11, 2024
      NHTSA ID:
      #10249034

      This informational bulletin advises the technician to check for faults that may be caused by the trailer otherwise found by a possible faulty trailer connector. Read More »

    • TSB #PIT5509J

      Date Announced:
      APR 25, 2023
      NHTSA ID:
      #10236167

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

    • TSB #17-NA-350

      Date Announced:
      APR 20, 2023
      NHTSA ID:
      #10235756

      This informational bulletin provides explanation of a normal condition of a loose-fitting ball receiver in the gooseneck. Read More »

    SEATS

    • TSB #N222378560-05

      Date Announced:
      MAR 15, 2023
      NHTSA ID:
      #10232936

      Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front driver and passenger seat cushion ventilation blowers are not functional on certain 2022-2023 model year vehicles listed above, built beginning ... Read More »

    • TSB #N212354520-06

      Date Announced:
      FEB 06, 2023
      NHTSA ID:
      #10231349

      Due to the industry-wide semiconductor shortage, the front heated/ventilated seats, front heated seats, or rear heated seats are not functional on certain 2022-2023 model year vehicles listed above, built beginning November 15, 2021. Read More »

    • TSB #N222378560-04

      Date Announced:
      FEB 06, 2023
      NHTSA ID:
      #10231362

      Due to the industry-wide semiconductor shortage, the front driver and passenger seat cushion ventilation blowers are not functional on certain 2022-2023 model year vehicles listed above, built beginning March 30, 2022. Read More »

    • TSB #N212354520-05

      Date Announced:
      JAN 11, 2023
      NHTSA ID:
      #10229673

      Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front heated/ventilated seats, front heated seats, or rear heated seats are not functional on certain 2022-2023 model year vehicles listed above, built ... Read More »

    • TSB #N212354520-04

      Date Announced:
      DEC 20, 2022
      NHTSA ID:
      #10228170

      Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front heated/ventilated seats, front heated seats, or rear heated seats are not functional on certain 2022-2023 model year vehicles listed above, built ... Read More »

    • TSB #N212354520-03

      Date Announced:
      DEC 14, 2022
      NHTSA ID:
      #10227782

      Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front heated/ventilated seats, front heated seats, or rear heated seats are not functional on certain 2022-2023 model year vehicles listed above, built ... Read More »

    • TSB #N222384660

      Date Announced:
      NOV 22, 2022
      NHTSA ID:
      #10226543

      Customer Satisfaction Program. Certain vehicles, equipped with ventilated seats (RPO KQV), may have been built with a non-functional drivera??s seat cushion ventilation blower. Read More »

    ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

    • TSB #PIT4322P

      Date Announced:
      FEB 21, 2024
      NHTSA ID:
      #10251708

      This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Read More »

    FORWARD COLLISION AVOIDANCE

    • TSB #PIT5551N

      Date Announced:
      FEB 21, 2024
      NHTSA ID:
      #10251704

      This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert". Read More »

    LANE DEPARTURE: BLIND SPOT DETECTION

    • TSB #PIT5744D

      Date Announced:
      FEB 21, 2024
      NHTSA ID:
      #10251709

      This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body. Read More »

    BACK OVER PREVENTION

    • TSB #23-NA-169

      Date Announced:
      FEB 26, 2024
      NHTSA ID:
      #10251366

      This service bulletin provides repair information to correct a customer concern of the rearview driver information camera intermittent in low light conditions - replace camera. Read More »

    • TSB #PIT5386J

      Date Announced:
      DEC 20, 2023
      NHTSA ID:
      #10249298

      This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. Read More »

    • TSB #23-NA-062

      Date Announced:
      MAR 31, 2023
      NHTSA ID:
      #10234186

      This service bulletin provides repair information to correct a customer concern of Rear View Camera Coaxial Related Issues - DTCs B395A, B395B, B395C, B101E, B101D. Read More »

    • TSB #PIT5386H

      Date Announced:
      JAN 17, 2023
      NHTSA ID:
      #10231646

      This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. Read More »

    BACK OVER PREVENTION:SOFTWARE

    • TSB #22-NA-127

      Date Announced:
      FEB 22, 2023
      NHTSA ID:
      #10232458

      This service bulletin provides repair information on release of Radio Software Version V160 Update to correct customer concerns of radio software issues. Read More »

    BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

    • TSB #23-NA-062

      Date Announced:
      JUN 01, 2023
      NHTSA ID:
      #10237843

      This service bulletin provides repair information to correct a customer concern of Rear View Camera Issues - DTCs B395A, B395B, B395C, B101E, B101D. Read More »

    • TSB #PIT5940A

      Date Announced:
      OCT 17, 2022
      NHTSA ID:
      #10226379

      This Preliminary information communicates that a customer may notice that the gridlines on the backup camera are very dim. They may mention that this occurred after an OTA update. The dealer technician is advised to perform no repairs. Read More »

    COMMUNICATION: AUTO CRASH NOTIFICATION

    • TSB #PIT5971B

      Date Announced:
      APR 03, 2023
      NHTSA ID:
      #10236130

      This Preliminary information communicates to the technician that GM is aware of this concern with audio loss and the OnStar LED being red. GM is working on a solution to correct this customers concern. Read More »

    EQUIPMENT

    • TSB #23-NA-064

      Date Announced:
      APR 16, 2024
      NHTSA ID:
      #10254014

      This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships. Read More »

    • TSB #20-NA-132

      Date Announced:
      APR 10, 2024
      NHTSA ID:
      #10253527

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #17-NA-052

      Date Announced:
      APR 08, 2024
      NHTSA ID:
      #10253526

      This bulletin updates the position of General Motors on refinishing aluminum wheels. GM has determined that wheel refinishing under warranty will no longer be performed. Read More »

    • TSB #21-NA-155

      Date Announced:
      APR 08, 2024
      NHTSA ID:
      #10253528

      This informational bulletin advises the technician to check for faults that may be caused by the trailer otherwise found by a possible faulty trailer connector. Read More »

    • TSB #20-NA-132

      Date Announced:
      MAR 26, 2024
      NHTSA ID:
      #10252774

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #17-NA-302

      Date Announced:
      MAR 20, 2024
      NHTSA ID:
      #10252106

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

    • TSB #24-NA-060

      Date Announced:
      MAR 20, 2024
      NHTSA ID:
      #10252123

      This service bulletin provides repair information to correct a customer concerns of Radio Software issues. Read More »

    • TSB #07-00-89-037S

      Date Announced:
      MAR 11, 2024
      NHTSA ID:
      #10251888

      This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs. Read More »

    • TSB #11-00-89-005X

      Date Announced:
      MAR 10, 2024
      NHTSA ID:
      #10251889

      This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only). Read More »

    • TSB #23-NA-169

      Date Announced:
      FEB 26, 2024
      NHTSA ID:
      #10251366

      This service bulletin provides repair information to correct a customer concern of the rearview driver information camera intermittent in low light conditions - replace camera. Read More »

    • TSB #23-NA-185

      Date Announced:
      FEB 14, 2024
      NHTSA ID:
      #10250582

      This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, ... Read More »

    • TSB #23-NA-055

      Date Announced:
      JAN 30, 2024
      NHTSA ID:
      #10250276

      This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) a?? FAQs. Read More »

    • TSB #23-NA-189

      Date Announced:
      JAN 29, 2024
      NHTSA ID:
      #10250278

      This service bulletin assists technicians in setting up PicoScope hardware/software to monitor CAN bus traffic (voltage patterns) to aid Technical Assistance (TAC) and Field Service Engineers (FSEs) in diagnosing electrical issues present ... Read More »

    • TSB #21-NA-238

      Date Announced:
      JAN 22, 2024
      NHTSA ID:
      #10250250

      This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak. Read More »

    • TSB #21-NA-120

      Date Announced:
      JAN 17, 2024
      NHTSA ID:
      #10249712

      This service bulletin provides a Diagnostic Tip for Noise, Vibration, and/or Harshness Issues/Clunk Noise Heard During Coast Down Event after the transfer case was removed from the transmission and reinstalled during a recent repair. Read More »

    • TSB #21-NA-155

      Date Announced:
      JAN 11, 2024
      NHTSA ID:
      #10249034

      This informational bulletin advises the technician to check for faults that may be caused by the trailer otherwise found by a possible faulty trailer connector. Read More »

    • TSB #23-NA-185

      Date Announced:
      JAN 03, 2024
      NHTSA ID:
      #10249008

      This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, ... Read More »

    • TSB #23-NA-219

      Date Announced:
      DEC 12, 2023
      NHTSA ID:
      #10247552

      This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories. Read More »

    • TSB #20-NA-132

      Date Announced:
      DEC 08, 2023
      NHTSA ID:
      #10247192

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #23-NA-169

      Date Announced:
      NOV 17, 2023
      NHTSA ID:
      #10246219

      This service bulletin provides repair information to correct a customer concern of the rearview driver information camera intermittent in low light conditions - replace camera. Read More »

    • TSB #21-NA-135

      Date Announced:
      NOV 16, 2023
      NHTSA ID:
      #10245559

      This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content. Read More »

    • TSB #21-NA-228

      Date Announced:
      NOV 01, 2023
      NHTSA ID:
      #10245348

      This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out. Read More »

    • TSB #21-NA-228

      Date Announced:
      OCT 27, 2023
      NHTSA ID:
      #10245241

      This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out. Read More »

    • TSB #23-NA-189

      Date Announced:
      OCT 25, 2023
      NHTSA ID:
      #10245248

      This service bulletin assists technicians in setting up PicoScope hardware/software to monitor CAN bus traffic (voltage patterns) to aid Technical Assistance (TAC) and Field Service Engineers (FSEs) in diagnosing electrical issues present ... Read More »

    • TSB #23-NA-185

      Date Announced:
      OCT 24, 2023
      NHTSA ID:
      #10245244

      This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, ... Read More »

    • TSB #22-NA-225

      Date Announced:
      OCT 17, 2023
      NHTSA ID:
      #10245200

      This information bulletin advises the technician the difference between a welch cap leak and the output seal of the t-case or transmission leaking ATF, causing the customer concern of a Red Fluid Leak from Center of Vehicle Located by ... Read More »

    • TSB #21-NA-228

      Date Announced:
      SEP 28, 2023
      NHTSA ID:
      #10244203

      This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out. Read More »

    • TSB #22-NA-150

      Date Announced:
      SEP 26, 2023
      NHTSA ID:
      #10244205

      This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset. Read More »

    • TSB #23-NA-154

      Date Announced:
      SEP 21, 2023
      NHTSA ID:
      #10244174

      This bulletin provides information on Warranty Administration a?? Required Operating Procedures - 8 Points (U.S. Only). Read More »

    • TSB #21-NA-120

      Date Announced:
      SEP 19, 2023
      NHTSA ID:
      #10243980

      This service bulletin provides a Diagnostic Tip for Noise, Vibration, and/or Harshness Issues/Clunk Noise Heard During Coast Down Event after the transfer case was removed from the transmission and reinstalled during a recent repair. Read More »

    • TSB #23-NA-167

      Date Announced:
      SEP 18, 2023
      NHTSA ID:
      #10244179

      This informational bulletin provides information on Outside Rear View Mirror Defog or Defrost Times Different for Passenger and Driver Mirrors. Read More »

    • TSB #21-NA-166

      Date Announced:
      SEP 05, 2023
      NHTSA ID:
      #10242936

      This informational bulletin provides information on the turn signal stalk not cancelling and/or mis cancelling. Read More »

    • TSB #18-NA-306

      Date Announced:
      AUG 18, 2023
      NHTSA ID:
      #10242207

      This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA). Read More »

    • TSB #09-00-89-016H

      Date Announced:
      AUG 15, 2023
      NHTSA ID:
      #10242206

      This Warranty Administration bulletin provides information on the proper use of the labor operation 0600014. Read More »

    • TSB #01-00-89-010R

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241415

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

    • TSB #21-NA-026

      Date Announced:
      JUL 17, 2023
      NHTSA ID:
      #10239658

      This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen. Read More »

    • TSB #23-NA-125

      Date Announced:
      JUL 12, 2023
      NHTSA ID:
      #10239645

      This service bulletin provides information for dealers/technicians on Over the Air (OTA) and In Market Enhancement (IME) FAQs. Read More »

    • TSB #23-NA-055

      Date Announced:
      JUL 12, 2023
      NHTSA ID:
      #10239638

      This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) a?? FAQs. Read More »

    • TSB #23-NA-064

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239116

      This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships. Read More »

    • TSB #23-NA-101

      Date Announced:
      JUN 20, 2023
      NHTSA ID:
      #10239090

      This technical bulletin provides repair information to correct a customer concern of Fuel Range Blank on Instrument Panel. Read More »

    • TSB #16-NA-158

      Date Announced:
      JUN 14, 2023
      NHTSA ID:
      #10238190

      This service bulletin describes the U.S. Dealer Special Tool Loan Program process. Read More »

    • TSB #23-NA-062

      Date Announced:
      JUN 01, 2023
      NHTSA ID:
      #10237843

      This service bulletin provides repair information to correct a customer concern of Rear View Camera Issues - DTCs B395A, B395B, B395C, B101E, B101D. Read More »

    • TSB #22-NA-244

      Date Announced:
      MAY 22, 2023
      NHTSA ID:
      #10237349

      This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period. Read More »

    • TSB #21-NA-067

      Date Announced:
      MAY 12, 2023
      NHTSA ID:
      #10236321

      This technical bulletin provides repair information to correct a customer concern of the foam strip between the I/P trim and base of the windshield detaching from the upper I/P trim panel. Read More »

    • TSB #17-NA-350

      Date Announced:
      APR 20, 2023
      NHTSA ID:
      #10235756

      This informational bulletin provides explanation of a normal condition of a loose-fitting ball receiver in the gooseneck. Read More »

    • TSB #22-NA-235

      Date Announced:
      APR 19, 2023
      NHTSA ID:
      #10235763

      This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using iPhone and Samsung Phones at Offset Positions. Read More »

    • TSB #23-NA-069

      Date Announced:
      APR 13, 2023
      NHTSA ID:
      #10235661

      This informational bulletin provides information for dealers/technicians on T1xx IOR Radio Wireless CarPlay Settings. Read More »

    • TSB #10-08-110-001J

      Date Announced:
      APR 06, 2023
      NHTSA ID:
      #10234620

      This service bulletin provides information on proper use of floor mats. Read More »

    • TSB #20-NA-198

      Date Announced:
      APR 05, 2023
      NHTSA ID:
      #10235399

      This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »

    • TSB #20-NA-132

      Date Announced:
      APR 04, 2023
      NHTSA ID:
      #10235398

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #23-NA-064

      Date Announced:
      APR 03, 2023
      NHTSA ID:
      #10235405

      This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships. Read More »

    • TSB #23-NA-062

      Date Announced:
      MAR 31, 2023
      NHTSA ID:
      #10234186

      This service bulletin provides repair information to correct a customer concern of Rear View Camera Coaxial Related Issues - DTCs B395A, B395B, B395C, B101E, B101D. Read More »

    • TSB #23-NA-059

      Date Announced:
      MAR 31, 2023
      NHTSA ID:
      #10234183

      This technical bulletin provides a procedure to correct the condition of Gap at Door Armrest Decorative Trim to the Armrest/Door Switch. Read More »

    • TSB #22-NA-148

      Date Announced:
      MAR 28, 2023
      NHTSA ID:
      #10234170

      This technical bulletin provides repair information to correct a customer concern of Service 4a??Wheel Drive Message Illuminated in DIC with DTC C119E Set During Antilock Brake System Event. Read More »

    • TSB #22-NA-235

      Date Announced:
      MAR 24, 2023
      NHTSA ID:
      #10234154

      This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using iPhone and Samsung Phones at Offset Positions. Read More »

    • TSB #23-NA-049

      Date Announced:
      MAR 23, 2023
      NHTSA ID:
      #10234157

      This technical bulletin provides repair information to correct a customer concern of Volume Selection Does Not Clear from DIC After Adjusting Volume. Read More »

    • TSB #23-NA-055

      Date Announced:
      MAR 23, 2023
      NHTSA ID:
      #10234163

      This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) a?? FAQs. Read More »

    • TSB #22-NA-018

      Date Announced:
      MAR 20, 2023
      NHTSA ID:
      #10234147

      This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only). Read More »

    • TSB #21-NA-061

      Date Announced:
      MAR 16, 2023
      NHTSA ID:
      #10234107

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

    • TSB #23-NA-042

      Date Announced:
      MAR 15, 2023
      NHTSA ID:
      #10234117

      This service bulletin provides repair information to update radio software to correct customer concerns of Software related issues. Read More »

    • TSB #23-NA-044

      Date Announced:
      MAR 10, 2023
      NHTSA ID:
      #10233358

      This service bulletin provides information on AGM batteries that require less frequent charging in storage. Read More »

    • TSB #15-NA-017

      Date Announced:
      FEB 27, 2023
      NHTSA ID:
      #10232469

      This Warranty Administration bulletin provides policy information on Causal Part requirements for transactions submitted to GM for payment. Read More »

    • TSB #18-NA-279

      Date Announced:
      FEB 10, 2023
      NHTSA ID:
      #10232069

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

    • TSB #22-NA-235

      Date Announced:
      FEB 07, 2023
      NHTSA ID:
      #10232076

      This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using Samsung Phones at Offset Positions. Read More »

    • TSB #23-NA-014

      Date Announced:
      FEB 07, 2023
      NHTSA ID:
      #10232079

      This technical bulletin provides repair information to correct a customer concern of Unable to Dismiss Turn By Turn Directions from the DIC. Read More »

    • TSB #07-03-16-004E

      Date Announced:
      JAN 31, 2023
      NHTSA ID:
      #10231519

      This service bulletin provides information for tire pressure monitoring (TPM) system concerns. Read More »

    • TSB #21-NA-068

      Date Announced:
      JAN 17, 2023
      NHTSA ID:
      #10231374

      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 #N222379652-01

      Date Announced:
      DEC 23, 2022
      NHTSA ID:
      #10228223

      Due to a current backorder situation and inclement weather affecting a large portion of the nation, vehicles in dealer inventory will be temporarily suspended in Investigate Vehicle History (IVH). Read More »

    • TSB #N222379652-01

      Date Announced:
      DEC 16, 2022
      NHTSA ID:
      #10227803

      Customer Satisfaction Program. Certain vehicles listed above were manufactured and shipped to the dealer without the hood insulator. Dealers are to inspect, and if necessary, install the hood insulator. Read More »

    • TSB #21-NA-228

      Date Announced:
      DEC 15, 2022
      NHTSA ID:
      #10228893

      This bulletin provides a procedure to program the BCM to correct the customers concern of RKE idle Time-out. Read More »

    • TSB #22-NA-250

      Date Announced:
      DEC 12, 2022
      NHTSA ID:
      #10228901

      This service bulletin provides repair information to correct a customer concern of Rear View Camera Display Gridlines Dim. Read More »

    • TSB #22-NA-244

      Date Announced:
      DEC 07, 2022
      NHTSA ID:
      #10228192

      This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period. Read More »

    • TSB #22-NA-235

      Date Announced:
      DEC 06, 2022
      NHTSA ID:
      #10228190

      This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using Samsung Phones at Offset Positions. Read More »

    • TSB #22-NA-238

      Date Announced:
      NOV 30, 2022
      NHTSA ID:
      #10227401

      This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or USB Receptacle Inoperative. Read More »

    • TSB #22-NA-230

      Date Announced:
      NOV 21, 2022
      NHTSA ID:
      #10227382

      This informational bulletin provides information on Information on Order/Content Change: Wireless Phone Charging. Read More »

    • TSB #22-NA-235

      Date Announced:
      NOV 18, 2022
      NHTSA ID:
      #10227291

      This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using Samsung Phones at Offset Positions. Read More »

    • TSB #PIP5879

      Date Announced:
      OCT 14, 2022
      NHTSA ID:
      #10226371

      This Preliminary information communicates that the exhaust aftertreatment catalytic converter assemble w/filter is on a parts restriction. Read More »

    • TSB #21-NA-068

      Date Announced:
      SEP 08, 2022
      NHTSA ID:
      #10222661

      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 #05-00-89-029E

      Date Announced:
      SEP 01, 2022
      NHTSA ID:
      #10220308

      This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations. Read More »

    • TSB #21-NA-061

      Date Announced:
      AUG 30, 2022
      NHTSA ID:
      #10219389

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

    • TSB #20-NA-105

      Date Announced:
      AUG 16, 2022
      NHTSA ID:
      #10219267

      This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed. Read More »

    • TSB #22-NA-169

      Date Announced:
      AUG 15, 2022
      NHTSA ID:
      #10219273

      This technical bulletin provides repair information to correct a customer concern of power assist steps inoperative / reverse after being deployed / erratic 0peration. Read More »

    • TSB #22-NA-161

      Date Announced:
      AUG 09, 2022
      NHTSA ID:
      #10218887

      This informational bulletin provides information for dealers/technicians on power folding mirrors do not fold at the same speed. Read More »

    • TSB #N222379650

      Date Announced:
      AUG 05, 2022
      NHTSA ID:
      #10217334

      Stop Delivery Order for N222379650 a?? Hood Insulator Build Shy Read More »

    • TSB #PIT5853A

      Date Announced:
      JUL 25, 2022
      NHTSA ID:
      #10217782

      This Preliminary information communicates information on correcting a rattle noise on driver side of cowl heat shield. Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #PIT6097C

      Date Announced:
      JAN 31, 2024
      NHTSA ID:
      #10250007

      This Preliminary information communicates an issue where the vehicles wireless charger no longer works with certain ISO updates on Apple 15 phones and advises customer to update their phone to the lastest ISO update. Read More »

    • TSB #PIT6096

      Date Announced:
      DEC 05, 2023
      NHTSA ID:
      #10249263

      This Preliminary information communicates a diagnostic tip for the 110 /120 volt power outlets being inoperative and dealerships should try a battery disconnect to see if the concern goes away. Read More »

    • TSB #22-NA-127

      Date Announced:
      FEB 22, 2023
      NHTSA ID:
      #10232458

      This service bulletin provides repair information on release of Radio Software Version V160 Update to correct customer concerns of radio software issues. Read More »

    • TSB #PIT5971

      Date Announced:
      JAN 24, 2023
      NHTSA ID:
      #10231661

      This Preliminary information communicates to the technician that GM is aware of this concern with audio loss and the OnStar LED being red. GM is working on a solution to correct this customers concern. Read More »

    • TSB #PIP5886

      Date Announced:
      OCT 17, 2022
      NHTSA ID:
      #10226380

      This Preliminary information communicates that the EGT sensors are on a parts restriction. Read More »

    • TSB #PIT5702D

      Date Announced:
      OCT 13, 2022
      NHTSA ID:
      #10226369

      This Preliminary information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Read More »

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

    • TSB #24-NA-060

      Date Announced:
      MAR 20, 2024
      NHTSA ID:
      #10252123

      This service bulletin provides repair information to correct a customer concerns of Radio Software issues. Read More »

    • TSB #PIT5977C

      Date Announced:
      APR 07, 2023
      NHTSA ID:
      #10236143

      This Preliminary information communicates to dealers that there is a known issue with a loss of audio and the concern is being investigated by GM Engineering. Read More »

    EQUIPMENT:ELECTRICAL:INFOTAINMENT

    • TSB #PIC6486D

      Date Announced:
      FEB 12, 2024
      NHTSA ID:
      #10251692

      This Preliminary information communicates to dealer that GM is aware of the issue and is working on a resolution. Read More »

    • TSB #PIT6084A

      Date Announced:
      JAN 12, 2024
      NHTSA ID:
      #10249979

      This PI states that a vehicle may exhibit a concern of the cross traffic alert indicators not displaying on the radio screen. Read More »

    • TSB #PIT6097

      Date Announced:
      DEC 06, 2023
      NHTSA ID:
      #10249270

      This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones. Read More »

    • TSB #PIT6084

      Date Announced:
      NOV 07, 2023
      NHTSA ID:
      #10247348

      This PI states that a vehicle may exhibit a concern of the cross traffic alert indicators not displaying on the radio screen. Read More »

    • TSB #PIT5387N

      Date Announced:
      APR 17, 2023
      NHTSA ID:
      #10236154

      This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection ... Read More »

    EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE

    • TSB #PIC6486D

      Date Announced:
      FEB 12, 2024
      NHTSA ID:
      #10251692

      This Preliminary information communicates to dealer that GM is aware of the issue and is working on a resolution. Read More »

    • TSB #PIT6097

      Date Announced:
      DEC 06, 2023
      NHTSA ID:
      #10249270

      This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones. Read More »

    EQUIPMENT:ELECTRICAL:INFOTAINMENT:VIDEO (TOUCH)SCREEN/MONITOR/UNIT

    • TSB #N222379652-01

      Date Announced:
      DEC 23, 2022
      NHTSA ID:
      #10228223

      Due to a current backorder situation and inclement weather affecting a large portion of the nation, vehicles in dealer inventory will be temporarily suspended in Investigate Vehicle History (IVH). Read More »

    EQUIPMENT:ELECTRICAL:WIRELESS CHARGER/CRADLE

    • TSB #PIT6097A

      Date Announced:
      DEC 08, 2023
      NHTSA ID:
      #10249281

      This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones. Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #20-NA-132

      Date Announced:
      MAR 26, 2024
      NHTSA ID:
      #10252774

      This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. Read More »

    • TSB #23-NA-103

      Date Announced:
      MAR 21, 2024
      NHTSA ID:
      #10252126

      This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC). Read More »

    • TSB #24-NA-040

      Date Announced:
      MAR 04, 2024
      NHTSA ID:
      #10251635

      This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC. Read More »

    • TSB #18-NA-099

      Date Announced:
      JAN 16, 2024
      NHTSA ID:
      #10249590

      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 #23-NA-219

      Date Announced:
      DEC 12, 2023
      NHTSA ID:
      #10247552

      This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories. Read More »

    • TSB #05-00-89-029F

      Date Announced:
      OCT 11, 2023
      NHTSA ID:
      #10244326

      This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations. Read More »

    • TSB #99-00-89-019Y

      Date Announced:
      OCT 03, 2023
      NHTSA ID:
      #10244315

      This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program. Read More »

    • TSB #22-NA-038

      Date Announced:
      OCT 02, 2023
      NHTSA ID:
      #10244276

      This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers. Read More »

    • TSB #02-00-89-002W

      Date Announced:
      SEP 26, 2023
      NHTSA ID:
      #10244200

      This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. and Canada Dealers Only). Read More »

    • TSB #10-00-89-006J

      Date Announced:
      SEP 26, 2023
      NHTSA ID:
      #10244201

      This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only). Read More »

    • TSB #23-NA-154

      Date Announced:
      SEP 05, 2023
      NHTSA ID:
      #10243717

      This bulletin provides information on Warranty Administration a?? Required Operating Procedures - 8 Points (U.S. Only). Read More »

    • TSB #18-NA-306

      Date Announced:
      SEP 01, 2023
      NHTSA ID:
      #10242842

      This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA). Read More »

    • TSB #23-NA-103

      Date Announced:
      JUN 08, 2023
      NHTSA ID:
      #10237960

      This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC). Read More »

    • TSB #02-00-89-002V

      Date Announced:
      JUN 01, 2023
      NHTSA ID:
      #10237841

      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 #04-00-89-015Z

      Date Announced:
      APR 19, 2023
      NHTSA ID:
      #10235713

      This bulletin provides information on Warranty Administration a?? Required Operating Procedures - 8 Points (U.S. Only). Read More »

    • TSB #11-00-89-005V

      Date Announced:
      APR 06, 2023
      NHTSA ID:
      #10234621

      This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only). Read More »

    • TSB #17-NA-073

      Date Announced:
      FEB 21, 2023
      NHTSA ID:
      #10232287

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

    • TSB #18-NA-146

      Date Announced:
      FEB 20, 2023
      NHTSA ID:
      #10232288

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

    • TSB #18-NA-263

      Date Announced:
      FEB 17, 2023
      NHTSA ID:
      #10232143

      This warranty administration bulletin provides policy information for variable diagnostic time allowances on select labor operations (U.S. Only). Read More »

    • TSB #00-00-90-002M

      Date Announced:
      JAN 31, 2023
      NHTSA ID:
      #10231518

      This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate ride characteristics of GM cars and trucks. Read More »

    • TSB # 02-00-89-002U

      Date Announced:
      JAN 20, 2023
      NHTSA ID:
      #10231302

      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 #09-00-89-008F

      Date Announced:
      DEC 21, 2022
      NHTSA ID:
      #10228906

      This Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process. Read More »

    • TSB #PIT5883G

      Date Announced:
      DEC 16, 2022
      NHTSA ID:
      #10230700

      This Preliminary information communicates vehicles being built without certain options due to a parts shortage. Read More »

    • TSB #PIT5746C

      Date Announced:
      DEC 14, 2022
      NHTSA ID:
      #10230695

      This Preliminary information communicates information on how dealers can contact the supplier for Associated Accessories offered through GM. Read More »

    • TSB #22-NA-038

      Date Announced:
      DEC 07, 2022
      NHTSA ID:
      #10227799

      This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers. Read More »

    • TSB #PIP5877

      Date Announced:
      OCT 14, 2022
      NHTSA ID:
      #10226377

      This Preliminary information communicates that the NOx sensors are on a parts restriction. Read More »

    • TSB #10-00-89-006I

      Date Announced:
      OCT 07, 2022
      NHTSA ID:
      #10224820

      This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only). Read More »

    • TSB #22-NA-195

      Date Announced:
      SEP 28, 2022
      NHTSA ID:
      #10222839

      This service bulletin provides information on Handling Requests for Modifications to Permanently Import/Export Vehicles Between the U.S. and Canada. Read More »

    • TSB #01-00-89-010Q

      Date Announced:
      SEP 14, 2022
      NHTSA ID:
      #10222733

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

    • TSB #11-00-89-005U

      Date Announced:
      SEP 09, 2022
      NHTSA ID:
      #10222649

      This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only). Read More »

    • TSB #18-NA-306

      Date Announced:
      AUG 25, 2022
      NHTSA ID:
      #10219284

      This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA). Read More »

    • TSB #11-00-89-005T

      Date Announced:
      AUG 22, 2022
      NHTSA ID:
      #10219278

      This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only). Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #22-NA-053

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10239113

      This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories. Read More »

    • TSB #21-NA-061

      Date Announced:
      JUN 12, 2023
      NHTSA ID:
      #10239039

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

    UNKNOWN OR OTHER

    • TSB #22-NA-038

      Date Announced:
      APR 12, 2024
      NHTSA ID:
      #10253725

      This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers. Read More »

    • TSB #17-NA-073

      Date Announced:
      MAR 01, 2024
      NHTSA ID:
      #10251513

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

    • TSB #PIT5962A

      Date Announced:
      DEC 15, 2023
      NHTSA ID:
      #10249294

      This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses. Read More »

    • TSB #11-00-89-005W

      Date Announced:
      APR 25, 2023
      NHTSA ID:
      #10235798

      This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only). Read More »

    • TSB #11-00-89-005V

      Date Announced:
      APR 06, 2023
      NHTSA ID:
      #10234621

      This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only). Read More »

    • TSB #PI0754F

      Date Announced:
      FEB 17, 2023
      NHTSA ID:
      #10232283

      This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic. Read More »