GMC Sierra Service Bulletins (2025)

768 manufacturer communications on file.

• January 9, 2025•Document ID: 11012940

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6274B

  Date Added:

  January 20, 2025

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to dealership technicians that if they have a customer with this issue, do not replace any parts until the repair is available.

  Associated Products (12)

  2025 Buick Enclave2025 Cadillac Lyriq2025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 Chevrolet Traverse2025 GMC Sierra2025 GMC Terrain2025 GMC Yukon2025 GMC Yukon XL
  Associated Documents

  • DownloadMC-11012940-0001.pdf↗
• January 9, 2025•Document ID: 11012938

  Service Bulletin/Repair Instructions
  SERVICE BRAKES

  Mfr Comm. #:

  PIT5828D

  Date Added:

  January 20, 2025

  Manufacturer:

  GMC

  Summary

  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 or SUV when the vehicle was not ordered with the option. Dealer should advise the customer it cannot be added to the vehicle.

  Associated Products (34)

  2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Silverado2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Silverado2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Silverado2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL2022 Cadillac Escalade2022 Cadillac Escalade ESV+ 14 more
  Associated Documents

  • DownloadMC-11012938-0001.pdf↗
• January 8, 2025•Document ID: 11013085

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE

  Mfr Comm. #:

  24-NA-258

  Date Added:

  January 24, 2025

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides a procedure to correct the condition of Malfunction Indicator Lamp Illuminated with DTC P24D6 or P0F37.

  Associated Products (4)

  2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11013085-0001.pdf↗
• January 8, 2025•Document ID: 11013070

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  20-NA-166

  Date Added:

  January 23, 2025

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (117)

  2025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Corvette2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Camaro2024 Chevrolet Corvette2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Sierra2024 GMC Yukon+ 97 more
  Associated Documents

  • DownloadMC-11013070-0001.pdf↗
• January 8, 2025•Document ID: 11013028

  Service Bulletin/Repair Instructions
  ENGINE; ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-081

  Date Added:

  January 23, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides information for dealers/technicians on High Output Engine Calibration Installation Process.

  Associated Products (3)

  2025 Chevrolet Silverado2025 GMC Sierra2023 Chevrolet Colorado
  Associated Documents

  • DownloadMC-11013028-0001.pdf↗
• January 7, 2025•Document ID: 11012933

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  PIT6207A

  Date Added:

  January 20, 2025

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates how to diagnosis a inoperative midgate when there is a issue with the midgate glass or operator error.

  Associated Products (4)

  2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11012933-0001.pdf↗
• January 7, 2025•Document ID: 11012936

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6313

  Date Added:

  January 20, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates confusion with the DTC naming of the frontview camera module and when dealership see the naming of the K124 Image Processing Module 1 - Processor 1  it is the B174W Front View Camera - Windshield.

  Associated Products (24)

  2025 Buick Enclave2025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Lyriq2025 Cadillac XT42025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Acadia2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado+ 4 more
  Associated Documents

  • DownloadMC-11012936-0001.pdf↗
• January 7, 2025•Document ID: 11012934

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  PIT6213B

  Date Added:

  January 20, 2025

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates that the Tailgate Assist Handle is not included with the Hummer EV and the RST/Denali EV trucks and how to get one if needed.

  Associated Products (6)

  2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Sierra2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Sierra
  Associated Documents

  • DownloadMC-11012934-0001.pdf↗
• January 7, 2025•Document ID: 11012929

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  20-NA-132

  Date Added:

  January 18, 2025

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (501)

  2025 Buick Enclave2025 Buick Encore2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet BrightDrop2025 Chevrolet Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox+ 481 more
  Associated Documents

  • DownloadMC-11012929-0001.pdf↗
• January 4, 2025•Document ID: 11012930

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  07-00-89-037U

  Date Added:

  January 18, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.

  Associated Products (501)

  2025 Buick Enclave2025 Buick Encore2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet BrightDrop2025 Chevrolet Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox+ 481 more
  Associated Documents

  • DownloadMC-11012930-0001.pdf↗
• January 2, 2025•Document ID: 11013072

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  24-NA-113

  Date Added:

  January 23, 2025

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.

  Associated Products (26)

  2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Hummer EV Pickup2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup+ 6 more
  Associated Documents

  • DownloadMC-11013072-0001.pdf↗
• December 20, 2024•Document ID: 11012897

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  24-NA-276

  Date Added:

  January 16, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y176 – Multiple Updates for IOK.

  Associated Products (2)

  2025 Chevrolet Silverado2025 GMC Sierra
  Associated Documents

  • DownloadMC-11012897-0001.pdf↗
• December 19, 2024•Document ID: 11012880

  Service Bulletin/Repair Instructions
  STEERING; SERVICE BRAKES

  Mfr Comm. #:

  24-NA-045

  Date Added:

  January 16, 2025

  Manufacturer:

  CADILLAC

  Summary

  This informational bulletin provides information on Pop/Creak Type Noise While Sitting Stationary and Turning Steering Wheel with Brakes Applied.

  Associated Products (12)

  2025 Cadillac Escalade IQ2025 Chevrolet BrightDrop2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Sierra2024 BrightDrop Zevo2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Sierra2023 BrightDrop Zevo2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11012880-0001.pdf↗
• December 18, 2024•Document ID: 11012890

  Service Bulletin/Repair Instructions
  ENGINE; ELECTRICAL SYSTEM

  Mfr Comm. #:

  24-NA-215

  Date Added:

  January 16, 2025

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides repair information to correct a customer concern of an MIL Illuminated in DIC (with DTCs P2463 and P04DB set).

  Associated Products (2)

  2025 Chevrolet Silverado2025 GMC Sierra
  Associated Documents

  • DownloadMC-11012890-0001.pdf↗
• December 18, 2024•Document ID: 11012027

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5386K

  Date Added:

  December 20, 2024

  Manufacturer:

  GMC

  Summary

  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. On trucks equipped with the Back Up Alarm (RPO 8S3), the alarm will be intentionally left disconnected from the assembly plant. Technician will reroute the harness and plug it in.

  Associated Products (24)

  2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 GMC Sierra2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra2016 Chevrolet Silverado2016 GMC Sierra+ 4 more
  Associated Documents

  • DownloadMC-11012027-0001.pdf↗
• December 18, 2024•Document ID: 11012907

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  03-06-01-023I

  Date Added:

  January 17, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.

  Associated Products (218)

  2025 Chevrolet Silverado2025 Chevrolet Suburban2025 GMC Savana2025 GMC Sierra2024 Chevrolet Express2024 Chevrolet Silverado2024 Chevrolet Suburban2024 GMC Savana2024 GMC Sierra2023 Chevrolet 4500HD2023 Chevrolet 5500HD2023 Chevrolet Express2023 Chevrolet Silverado2023 Chevrolet Suburban2023 GMC Savana2023 GMC Sierra2022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD+ 198 more
  Associated Documents

  • DownloadMC-11012907-0001.pdf↗
• December 16, 2024•Document ID: 11012887

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  24-NA-132

  Date Added:

  January 16, 2025

  Manufacturer:

  GMC

  Summary

  Warranty Administration - Claim Submission for Field Actions using Vehicle Wide Programming.

  Associated Products (20)

  2025 Cadillac Lyriq2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Hummer EV Pickup2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Sierra2023 Cadillac Lyriq2023 Chevrolet Colorado2023 GMC Canyon2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11012887-0001.pdf↗
• December 16, 2024•Document ID: 11012020

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; POWER TRAIN

  Mfr Comm. #:

  PIP5981C

  Date Added:

  December 20, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates ordering process for the front and rear drive units are on restriction for all listed EV vehicles for engineering review.

  Associated Products (20)

  2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet BrightDrop2025 Chevrolet Equinox2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Sierra2024 BrightDrop Zevo2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Sierra2023 BrightDrop Zevo2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11012020-0001.pdf↗
• December 16, 2024•Document ID: 11012019

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL

  Mfr Comm. #:

  PIT6186D

  Date Added:

  December 20, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates that a customer may see a Super Cruise Unavailable message with multiple codes setting and Engineering is working on a resolution.

  Associated Products (11)

  2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11012019-0001.pdf↗
• December 16, 2024•Document ID: 11012017

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  PIP6009B

  Date Added:

  December 20, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates the request that engineering it looking to get data from these vehicles before any work is being performed.

  Associated Products (20)

  2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet BrightDrop2025 Chevrolet Equinox2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Sierra2024 BrightDrop Zevo2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Sierra2023 BrightDrop Zevo2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11012017-0001.pdf↗