GMC Hummer EV Pickup Service Bulletins

940 manufacturer communications on file.

• August 16, 2024•Document ID: 11006451

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6139D

  Date Added:

  August 16, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with new software that is now available.

  Associated Products (3)

  2024 GMC Hummer EV Pickup2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006451-0001.pdf↗
• August 16, 2024•Document ID: 11006440

  Service Campaign
  ENGINE

  Mfr Comm. #:

  N242439340-01

  Date Added:

  August 16, 2024

  Manufacturer:

  GMC

  Summary

  Customer Satisfaction Program. On certain vehicles, the front electric drive unit may not have passed the end of line test. Dealers are to replace the front electric drive transmission module and reprogram the drive motor control module.

  Associated Products (2)

  2024 Chevrolet Silverado2024 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006440-0001.pdf↗
• August 15, 2024•Document ID: 11007818

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

  Mfr Comm. #:

  24-NA-143

  Date Added:

  September 16, 2024

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information for dealers/technicians on Software Updates on Ultium Vehicles.

  Associated Products (8)

  2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2024 GMC Sierra2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11007818-0001.pdf↗
• August 15, 2024•Document ID: 11006422

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6118A

  Date Added:

  August 15, 2024

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates a software anomaly that will cause a Forward Collision Unavailable message and a possible orange telltale on the DIC and to update vehicle software to resolve the concern.

  Associated Products (15)

  2024 Chevrolet Corvette2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV Pickup2024 GMC Yukon2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Hummer EV Pickup2023 GMC Yukon2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Hummer EV Pickup2022 GMC Sierra2022 GMC Yukon
  Associated Documents

  • DownloadMC-11006422-0001.pdf↗
• August 15, 2024•Document ID: 11006419

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6055D

  Date Added:

  August 15, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with new software that is now available.

  Associated Products (3)

  2024 GMC Hummer EV Pickup2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006419-0001.pdf↗
• August 15, 2024•Document ID: 11006416

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT6139C

  Date Added:

  August 15, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with new software that is now available.

  Associated Products (3)

  2024 GMC Hummer EV Pickup2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006416-0001.pdf↗
• August 15, 2024•Document ID: 11006398

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP5951A

  Date Added:

  August 15, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates that they need to drive the vehicle over 5 miles on the ODO to be able to high Voltage Charge.

  Associated Products (3)

  2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 BrightDrop Zevo
  Associated Documents

  • DownloadMC-11006398-0001.pdf↗
• August 15, 2024•Document ID: 11006390

  Service Campaign
  STRUCTURE:BODY

  Mfr Comm. #:

  N242468850

  Date Added:

  August 15, 2024

  Manufacturer:

  GMC

  Summary

  Customer Satisfaction Program. On certain vehicles, customers may experience wind noise and/or a rattling condition originating at the removable roof panels. Dealers are to adjust the roof I-Bar pocket receiver.

  Associated Products (1)

  2024 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006390-0001.pdf↗
• August 14, 2024•Document ID: 11008903

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  23-NA-151

  Date Added:

  October 11, 2024

  Manufacturer:

  CADILLAC

  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 (15)

  2025 Cadillac Lyriq2025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 GMC Hummer EV Pickup2024 BrightDrop Zevo2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 BrightDrop Zevo2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11008903-0001.pdf↗
• August 14, 2024•Document ID: 11007914

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

  Mfr Comm. #:

  PIE0753D

  Date Added:

  September 19, 2024

  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 (19)

  2025 GMC Hummer EV Pickup2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 BrightDrop Zevo2023 Cadillac Lyriq2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 GMC Hummer EV Pickup2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 GMC Hummer EV Pickup2021 Chevrolet Bolt EV2020 Chevrolet Bolt EV2019 Chevrolet Bolt EV2018 Chevrolet Bolt EV2017 Chevrolet Bolt EV
  Associated Documents

  • DownloadMC-11007914-0001.pdf↗
• August 14, 2024•Document ID: 11006361

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6086B

  Date Added:

  August 14, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates a software anomaly that will cause the theft alarm to go off for no apparent reason and a software update to address that concern.

  Associated Products (3)

  2024 GMC Hummer EV Pickup2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006361-0001.pdf↗
• August 14, 2024•Document ID: 11006360

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT6030B

  Date Added:

  August 14, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates a software anomaly that will cause the liftgate to close at a higher than expected speed after a 12V battery disconnect and to advise on a software fix to repair this concern.

  Associated Products (1)

  2024 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006360-0001.pdf↗
• August 14, 2024•Document ID: 11006359

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT6085B

  Date Added:

  August 14, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates a software anomaly that will cause a Forward Collision Unavailable message and a possible orange telltale on the DIC and to update vehicle software to resolve the concern.

  Associated Products (1)

  2024 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006359-0001.pdf↗
• August 14, 2024•Document ID: 11006357

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5832P

  Date Added:

  August 14, 2024

  Manufacturer:

  BUICK

  Summary

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

  Associated Products (55)

  2024 BrightDrop Zevo2024 Buick Envision2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Blazer2024 Chevrolet Colorado2024 Chevrolet Corvette2024 Chevrolet Equinox2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Canyon2024 GMC Hummer EV Pickup2024 GMC Sierra2024 GMC Yukon+ 35 more
  Associated Documents

  • DownloadMC-11006357-0001.pdf↗
• August 14, 2024•Document ID: 11006356

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  PIT6144A

  Date Added:

  August 14, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates A diagnostic tip from root causing DTC: C1197 caused by a pinched air inlet hose to the suspension compressor air leveling system.

  Associated Products (19)

  2024 Cadillac Escalade2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV Pickup2024 GMC Yukon2023 Cadillac Escalade2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Hummer EV Pickup2023 GMC Yukon2022 Cadillac Escalade2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Hummer EV Pickup2022 GMC Yukon2021 Cadillac Escalade2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon
  Associated Documents

  • DownloadMC-11006356-0001.pdf↗
• August 14, 2024•Document ID: 11006355

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT6057B

  Date Added:

  August 14, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates a condition on the power swing gate not opening by power and how to resolve the concern by a swing gate adjustment.

  Associated Products (2)

  2025 GMC Hummer EV Pickup2024 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006355-0001.pdf↗
• August 13, 2024•Document ID: 11007720

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  23-NA-016

  Date Added:

  September 11, 2024

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information on Information on available Low Gloss Matte Paint Finishes.

  Associated Products (2)

  2025 GMC Hummer EV Pickup2024 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11007720-0001.pdf↗
• August 13, 2024•Document ID: 11006342

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6152A

  Date Added:

  August 13, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the field on information on how to clear the Service Drivers Assist message by updating the software that is available as part of PIT6065 software package

  Associated Products (2)

  2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006342-0001.pdf↗
• August 13, 2024•Document ID: 11006336

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT6044H

  Date Added:

  August 13, 2024

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates that a Software update is in the works and to disconnect the 12 volt battery to clear the codes.

  Associated Products (7)

  2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006336-0001.pdf↗
• August 13, 2024•Document ID: 11006327

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6179

  Date Added:

  August 13, 2024

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to confirm proper orientation of check valves in the A/C system.

  Associated Products (4)

  2024 Chevrolet Silverado2024 GMC Hummer EV Pickup2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-11006327-0001.pdf↗