GMC Sierra Service Bulletins (2024)

1,448 manufacturer communications on file.

• May 22, 2025•Document ID: 11018659

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5966E

  Date Added:

  May 29, 2025

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.

  Associated Products (228)

  2026 Buick Enclave2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet BrightDrop2026 Chevrolet Colorado+ 208 more
  Associated Documents

  • DownloadMC-11018659-0001.pdf↗
• May 21, 2025•Document ID: 11018531

  Service Campaign
  POWER TRAIN

  Mfr Comm. #:

  N242483540-01

  Date Added:

  May 21, 2025

  Manufacturer:

  GMC

  Summary

  Certain vehicles listed above may have a condition in which the transmission may not shift properly. Dealers are to replace the transmission check balls and valve body spacer plate.

  Associated Products (2)

  2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11018531-0001.pdf↗
• May 21, 2025•Document ID: 11018655

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6355

  Date Added:

  May 29, 2025

  Manufacturer:

  GMC

  Summary

  This is to communicate to the dealership technicians to not perform any repairs for this issue. PI will be updated or replaced with TSB once a determination has been made.

  Associated Products (10)

  2025 Buick Envision2025 Cadillac CT52025 Chevrolet Blazer2025 Chevrolet Silverado2025 GMC Sierra2024 Buick Enclave2024 Chevrolet Blazer2024 Chevrolet Silverado2024 GMC Acadia2024 GMC Sierra
  Associated Documents

  • DownloadMC-11018655-0001.pdf↗
• May 17, 2025•Document ID: 11023368

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; VISIBILITY/WIPER

  Mfr Comm. #:

  22-NA-161

  Date Added:

  September 27, 2025

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information for dealers/technicians on power folding mirrors do not fold at the same speed.

  Associated Products (14)

  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 Sierra
  Associated Documents

  • DownloadMC-11023368-0001.pdf↗
• May 17, 2025•Document ID: 11023367

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM

  Mfr Comm. #:

  22-NA-083

  Date Added:

  September 27, 2025

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides Requirements for Replacement of the Dual Mode Cord Set Under Warranty.

  Associated Products (23)

  2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Hummer EV SUV2025 GMC Sierra2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Sierra2023 Cadillac Lyriq2023 Chevrolet Bolt EUV+ 3 more
  Associated Documents

  • DownloadMC-11023367-0001.pdf↗
• May 17, 2025•Document ID: 11018496

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6076C

  Date Added:

  May 20, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates that you may notice a black screen on their radio display. This can happen for a period of a couple seconds or the entire ignition cycle. Engineering is aware of the issue and investigating.

  Associated Products (20)

  2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Sierra2023 GMC Yukon2023 GMC Yukon XL2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL
  Associated Documents

  • DownloadMC-11018496-0001.pdf↗
• May 16, 2025•Document ID: 11018497

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6304D

  Date Added:

  May 20, 2025

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates a diagnostic Aid from root causing DTC: C1197 sym 92 caused by a pinched air inlet hose to the suspension compressor air leveling system and update the software in the K5 automatic level ride control module.

  Associated Products (4)

  2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11018497-0001.pdf↗
• May 16, 2025•Document ID: 11024486

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE

  Mfr Comm. #:

  23-NA-170

  Date Added:

  October 25, 2025

  Manufacturer:

  GMC

  Summary

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

  Associated Products (72)

  2025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Corvette2025 Chevrolet Express2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Savana2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Camaro2024 Chevrolet Corvette2024 Chevrolet Express2024 Chevrolet Silverado2024 Chevrolet Suburban+ 52 more
  Associated Documents

  • DownloadMC-11024486-0001.pdf↗
• May 16, 2025•Document ID: 11023484

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-151

  Date Added:

  October 2, 2025

  Manufacturer:

  GMC

  Summary

  This service bulletin and criteria within are to determine the internal state of the High Voltage Battery and core return shipping method.

  Associated Products (24)

  2026 Cadillac Escalade ESV2026 Cadillac Vistiq2025 Cadillac Celestiq2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet BrightDrop2025 Chevrolet Equinox2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Hummer EV SUV2025 GMC Sierra2024 BrightDrop Zevo2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Sierra+ 4 more
  Associated Documents

  • DownloadMC-11023484-0001.pdf↗
• May 16, 2025•Document ID: 11023369

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  22-NA-182

  Date Added:

  September 27, 2025

  Manufacturer:

  CHEVROLET

  Summary

  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.

  Associated Products (40)

  2025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Silverado2023 Chevrolet Suburban+ 20 more
  Associated Documents

  • DownloadMC-11023369-0001.pdf↗
• May 15, 2025•Document ID: 11024485

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  23-NA-153

  Date Added:

  October 25, 2025

  Manufacturer:

  CHEVROLET

  Summary

  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.

  Associated Products (622)

  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 XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Express2025 Chevrolet Malibu2025 Chevrolet Silverado+ 602 more
  Associated Documents

  • DownloadMC-11024485-0001.pdf↗
• May 15, 2025•Document ID: 11023388

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  PIE0753I

  Date Added:

  September 30, 2025

  Manufacturer:

  GMC

  Summary

  This engineering information (EI) will assist GM to recover a small number of electric vehicle battery packs from customer-owned vehicles in the field for further engineering study and analysis.

  Associated Products (35)

  2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Vistiq2025 Cadillac Celestiq2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet BrightDrop2025 Chevrolet Equinox2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Hummer EV SUV2025 GMC Sierra2024 BrightDrop Zevo2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado+ 15 more
  Associated Documents

  • DownloadMC-11023388-0001.pdf↗
• May 15, 2025•Document ID: 11018323

  Service Campaign
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N232427510-02

  Date Added:

  May 15, 2025

  Manufacturer:

  GMC

  Summary

  Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise. Dealers will update the Engine Control Module, Powertrain Control Module, Hybrid Powertrain Control Module 2 (HPCM2) or Drive Motor Control Module.

  Associated Products (48)

  2024 Buick Envision2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Cadillac Lyriq2024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Hummer EV Pickup2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac CT42023 Cadillac CT5+ 28 more
  Associated Documents

  • DownloadMC-11018323-0001.pdf↗
• May 14, 2025•Document ID: 11024498

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM

  Mfr Comm. #:

  25-NA-044

  Date Added:

  October 27, 2025

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information for dealers/technicians on SPS2 Hybrid/EV Battery Data Retrieval for Service High Voltage DTCs.

  Associated Products (26)

  2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Vistiq2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet BrightDrop2025 Chevrolet Equinox2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Hummer EV SUV2025 GMC Sierra2024 BrightDrop Zevo2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup+ 6 more
  Associated Documents

  • DownloadMC-11024498-0001.pdf↗
• May 14, 2025•Document ID: 11024487

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  23-NA-202

  Date Added:

  October 25, 2025

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program for BrightDrop, Chevrolet Silverado EV, and GMC Sierra EV, HUMMER EV/SUV.

  Associated Products (14)

  2025 Cadillac Escalade IQ2025 Chevrolet BrightDrop2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Hummer EV SUV2025 GMC Sierra2024 BrightDrop Zevo2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Hummer EV SUV2024 GMC Sierra2023 BrightDrop Zevo2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11024487-0001.pdf↗
• May 14, 2025•Document ID: 11023365

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM

  Mfr Comm. #:

  18-NA-180

  Date Added:

  September 26, 2025

  Manufacturer:

  GMC

  Summary

  This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.

  Associated Products (87)

  2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Chevrolet Blazer2026 Chevrolet BrightDrop2026 Chevrolet Corvette2026 Chevrolet Equinox2026 Chevrolet Silverado2026 GMC Hummer EV Pickup2026 GMC Hummer EV SUV2026 GMC Sierra2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet BrightDrop2025 Chevrolet Equinox2025 Chevrolet Silverado+ 67 more
  Associated Documents

  • DownloadMC-11023365-0001.pdf↗
• May 14, 2025•Document ID: 11018488

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIC6602B

  Date Added:

  May 20, 2025

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.

  Associated Products (22)

  2025 Chevrolet Corvette2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2025 GMC Sierra2024 Chevrolet Corvette2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV Pickup2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Hummer EV Pickup2023 GMC Sierra2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe+ 2 more
  Associated Documents

  • DownloadMC-11018488-0001.pdf↗
• May 13, 2025•Document ID: 11018471

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6381

  Date Added:

  May 20, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates an issue where the trailer tire pressures are showing the incorrect tire pressures due to a software anomaly

  Associated Products (4)

  2025 Chevrolet Silverado2025 GMC Sierra2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11018471-0001.pdf↗
• May 13, 2025•Document ID: 11018472

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6378

  Date Added:

  May 20, 2025

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary Information communicates to dealership technicians to not replace any parts at this time for the error 302. They can communicate to the customer for the work around at this time.

  Associated Products (10)

  2025 Cadillac Lyriq2025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 GMC Sierra2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Sierra
  Associated Documents

  • DownloadMC-11018472-0001.pdf↗
• May 13, 2025•Document ID: 11018484

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP6060

  Date Added:

  May 20, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to technicians diagnostics for 8 speed transmission shudders caused by a potential engine concern and/or a possible faulty HO2S sensor 1

  Associated Products (12)

  2025 Chevrolet Colorado2025 Chevrolet Silverado2025 GMC Canyon2025 GMC Sierra2024 Chevrolet Colorado2024 Chevrolet Silverado2024 GMC Canyon2024 GMC Sierra2023 Chevrolet Colorado2023 Chevrolet Silverado2023 GMC Canyon2023 GMC Sierra
  Associated Documents

  • DownloadMC-11018484-0001.pdf↗