GMC Hummer EV Pickup Service Bulletins

905 manufacturer communications on file.

• August 9, 2023•Document ID: 10240714

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION:SOFTWARE

  Mfr Comm. #:

  N23-240448

  Date Added:

  August 14, 2023

  Manufacturer:

  GMC

  Summary

  '(There may be future updates under this same release number.) Your GMC Hummer EV keeps getting better. This software update includes the following if your vehicle is equipped: Refinements: •Updates made to the long range radar functionality to enhance alignment during height changes when parking. •Updates made to the horn functionality during towing for a more intuitive and user-friendly operation. •Updates made to improve connectivity within Apple Carplay, Bluetooth & SiriusXM. •Updates made to the gearshift functionality to provide a smoother experience while shifting gears. •Updates made to the Super Cruise driver assistance technology and the Adaptive Cruise Control functionality for an improved performance and smoother driving experience. •A variety of other minor software updates to make your driving and in-vehicle experience better. Better Never Stops™

  Associated Products (1)

  2023 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10240714-0001.pdf↗
• August 7, 2023•Document ID: 10242061

  Service Bulletin/Repair Instructions
  POWER TRAIN; STEERING; SUSPENSION; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  15-00-89-004F

  Date Added:

  September 8, 2023

  Manufacturer:

  GMC

  Summary

  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.

  Associated Products (135)

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  Associated Documents

  • DownloadMC-10242061-0001.pdf↗
• August 3, 2023•Document ID: 10242284

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION:SOFTWARE

  Mfr Comm. #:

  PIT6044

  Date Added:

  September 18, 2023

  Manufacturer:

  CHEVROLET

  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 (3)

  2023 Cadillac Lyriq2023 Chevrolet Blazer2023 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10242284-0001.pdf↗
• August 1, 2023•Document ID: 10241415

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  01-00-89-010R

  Date Added:

  August 28, 2023

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.

  Associated Products (135)

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  Associated Documents

  • DownloadMC-10241415-0001.pdf↗
• July 31, 2023•Document ID: 10240804

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  PIT5909B

  Date Added:

  August 21, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates that it is normal for the tailgate to drop faster than it used to after the GM Accessory Kicker Audio System is installed.

  Associated Products (2)

  2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10240804-0001.pdf↗
• July 31, 2023•Document ID: 10240362

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  22-NA-114

  Date Added:

  August 3, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on Forklift and Vehicle Hoist Requirements to Support Electric Vehicle (EV) High Voltage Battery Handling.

  Associated Products (11)

  2024 Cadillac Lyriq2024 GMC Hummer EV Pickup2024 GMC Hummer EV SUV2023 Cadillac Lyriq2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 GMC Hummer EV Pickup2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 GMC Hummer EV Pickup2021 Chevrolet Bolt EV
  Associated Documents

  • DownloadMC-10240362-0001.pdf↗
• July 18, 2023•Document ID: 10240792

  Service Bulletin/Repair Instructions
  FORWARD COLLISION AVOIDANCE

  Mfr Comm. #:

  PIT5551K

  Date Added:

  August 21, 2023

  Manufacturer:

  CHEVROLET

  Summary

  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".

  Associated Products (52)

  2023 Buick Enclave2023 Cadillac Escalade ESV2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EV2023 Chevrolet Colorado2023 Chevrolet Equinox2023 Chevrolet Malibu2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Canyon2023 GMC Hummer EV Pickup2023 GMC Terrain2023 GMC Yukon XL2022 Buick Enclave2022 Cadillac Escalade ESV+ 32 more
  Associated Documents

  • DownloadMC-10240792-0001.pdf↗
• July 18, 2023•Document ID: 10239673

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  22-NA-215

  Date Added:

  July 26, 2023

  Manufacturer:

  GMC

  Summary

  This warranty administration bulletin provides policy information for chargers that are covered under the terms of a 3-year Limited Parts Warranty from the date of purchase.

  Associated Products (10)

  2024 Cadillac Lyriq2024 GMC Hummer EV Pickup2024 GMC Hummer EV SUV2023 Cadillac Lyriq2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 GMC Hummer EV Pickup2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10239673-0001.pdf↗
• July 17, 2023•Document ID: 10239755

  Service Bulletin/Repair Instructions
  SEAT BELTS

  Mfr Comm. #:

  99-09-40-005I

  Date Added:

  July 28, 2023

  Manufacturer:

  BUICK

  Summary

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

  Associated Products (135)

  2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Trailblazer2024 Chevrolet Traverse+ 115 more
  Associated Documents

  • DownloadMC-10239755-0001.pdf↗
• July 17, 2023•Document ID: 10239658

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  21-NA-026

  Date Added:

  July 25, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.

  Associated Products (123)

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  Associated Documents

  • DownloadMC-10239658-0001.pdf↗
• July 12, 2023•Document ID: 10239645

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-125

  Date Added:

  July 25, 2023

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (135)

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  Associated Documents

  • DownloadMC-10239645-0001.pdf↗
• July 12, 2023•Document ID: 10239638

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-055

  Date Added:

  July 25, 2023

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) – FAQs.

  Associated Products (135)

  2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Trailblazer2024 Chevrolet Traverse+ 115 more
  Associated Documents

  • DownloadMC-10239638-0001.pdf↗
• July 10, 2023•Document ID: 10239648

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM

  Mfr Comm. #:

  N23-240574

  Date Added:

  July 25, 2023

  Manufacturer:

  GMC

  Summary

  (There may be future updates under this same release number.) Your GMC Hummer EV keeps getting better. This software update includes the following if your vehicle is equipped:​ Refinements: Updates made to the overall vehicle software update process. Updates made to improve connectivity within Apple CarPlay, Bluetooth & SiriusXM. Updates made to the long range radar functionality to enhance alignment during height changes. Updates made to the wireless charging functionality to provide a faster charging experience for iPhone 12 or newer. A variety of other minor software updates to make your driving and in-vehicle experience better. Better Never Stops™

  Associated Products (1)

  2024 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10239648-0001.pdf↗
• June 30, 2023•Document ID: 10239124

  Service Bulletin/Repair Instructions
  STRUCTURE

  Mfr Comm. #:

  99-08-51-001F

  Date Added:

  July 14, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on Paintless Dent Repair Process.

  Associated Products (123)

  2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Trailblazer2024 Chevrolet Traverse+ 103 more
  Associated Documents

  • DownloadMC-10239124-0001.pdf↗
• June 30, 2023•Document ID: 10239116

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  23-NA-064

  Date Added:

  July 14, 2023

  Manufacturer:

  BUICK

  Summary

  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.

  Associated Products (135)

  2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Trailblazer2024 Chevrolet Traverse+ 115 more
  Associated Documents

  • DownloadMC-10239116-0001.pdf↗
• June 30, 2023•Document ID: 10239113

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING; EXTERIOR LIGHTING; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  22-NA-053

  Date Added:

  July 14, 2023

  Manufacturer:

  GMC

  Summary

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

  Associated Products (100)

  2024 Buick Enclave2024 Buick Encore GX2024 Buick Envision2024 Buick Envista2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Camaro2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Trailblazer2024 Chevrolet Traverse+ 80 more
  Associated Documents

  • DownloadMC-10239113-0001.pdf↗
• June 29, 2023•Document ID: 10239102

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  13-08-116-001I

  Date Added:

  July 13, 2023

  Manufacturer:

  CHEVROLET

  Summary

  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.

  Associated Products (135)

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  Associated Documents

  • DownloadMC-10239102-0001.pdf↗
• June 28, 2023•Document ID: 10239127

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; POWER TRAIN

  Mfr Comm. #:

  PIE0746A

  Date Added:

  July 14, 2023

  Manufacturer:

  GMC

  Summary

  This engineering information (EI) closure ends the need for gathering further information from technicians in regard to a MIL Illuminated on DIC with DTCs P31A0, P31A1, P31A2, P31A3, P31A4 and/or P31A5 Set.

  Associated Products (3)

  2024 GMC Hummer EV SUV2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10239127-0001.pdf↗
• June 16, 2023•Document ID: 10239048

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  22-NA-242

  Date Added:

  July 11, 2023

  Manufacturer:

  CHEVROLET

  Summary

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

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  Associated Documents

  • DownloadMC-10239048-0001.pdf↗
• June 14, 2023•Document ID: 10239050

  Service Bulletin/Repair Instructions
  EQUIPMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT:VIDEO (TOUCH)SCREEN/MONITOR/UNIT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-007

  Date Added:

  July 11, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides repair information to correct a customer concern of Black Radio Display Screen (Triangle and Camera with Slash Through it) with DTCs B1A62 82 and 86 Setting Current in Video Processing Module (VPM).

  Associated Products (32)

  2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Corvette2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Hummer EV Pickup2023 GMC Yukon2023 GMC Yukon XL2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Corvette2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Hummer EV Pickup+ 12 more
  Associated Documents

  • DownloadMC-10239050-0001.pdf↗