GMC Hummer EV SUV Service Bulletins

328 manufacturer communications on file.

• November 20, 2023•Document ID: 10247365

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES

  Mfr Comm. #:

  PIT6086

  Date Added:

  December 18, 2023

  Manufacturer:

  GMC

  Summary

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

  Associated Products (3)

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

  • DownloadMC-10247365-0001.pdf↗
• November 17, 2023•Document ID: 10247364

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIT5985C

  Date Added:

  December 18, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update.

  Associated Products (39)

  2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Corvette2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV SUV2024 GMC Yukon XL2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Canyon+ 19 more
  Associated Documents

  • DownloadMC-10247364-0001.pdf↗
• November 16, 2023•Document ID: 10245559

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

  Mfr Comm. #:

  21-NA-135

  Date Added:

  November 29, 2023

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (126)

  2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe+ 106 more
  Associated Documents

  • DownloadMC-10245559-0001.pdf↗
• November 15, 2023•Document ID: 10247359

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  PIP5951

  Date Added:

  December 18, 2023

  Manufacturer:

  GMC

  Summary

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

  Associated Products (1)

  2024 GMC Hummer EV SUV
  Associated Documents

  • DownloadMC-10247359-0001.pdf↗
• November 15, 2023•Document ID: 10246269

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-202

  Date Added:

  December 6, 2023

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information on High Voltage Drive Motor Battery - TAC Approval and Exchange Program for GMC HUMMER EV, Silverado EV, & BrightDrop.

  Associated Products (4)

  2024 GMC Hummer EV Pickup2024 GMC Hummer EV SUV2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10246269-0001.pdf↗
• November 14, 2023•Document ID: 10247355

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIT5832K

  Date Added:

  December 18, 2023

  Manufacturer:

  CADILLAC

  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 (39)

  2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Corvette2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV SUV2024 GMC Yukon XL2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Canyon+ 19 more
  Associated Documents

  • DownloadMC-10247355-0001.pdf↗
• November 14, 2023•Document ID: 10247354

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:ADAS

  Mfr Comm. #:

  PIT6055A

  Date Added:

  December 18, 2023

  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 SUV2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10247354-0001.pdf↗
• November 9, 2023•Document ID: 10247351

  Service Bulletin/Repair Instructions
  FORWARD COLLISION AVOIDANCE

  Mfr Comm. #:

  PIT5551M

  Date Added:

  December 18, 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 (69)

  2024 Buick Enclave2024 Cadillac Escalade2024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Canyon2024 GMC Hummer EV SUV2024 GMC Terrain2024 GMC Yukon XL2023 Buick Enclave2023 Cadillac Escalade ESV2023 Cadillac XT4+ 49 more
  Associated Documents

  • DownloadMC-10247351-0001.pdf↗
• November 9, 2023•Document ID: 10247350

  Service Bulletin/Repair Instructions
  FORWARD COLLISION AVOIDANCE

  Mfr Comm. #:

  PIT6085

  Date Added:

  December 18, 2023

  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 reflash the image processor to resolve the concern.

  Associated Products (1)

  2024 GMC Hummer EV SUV
  Associated Documents

  • DownloadMC-10247350-0001.pdf↗
• November 6, 2023•Document ID: 10245395

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

  Mfr Comm. #:

  03-00-91-001I

  Date Added:

  November 22, 2023

  Manufacturer:

  GMC

  Summary

  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.

  Associated Products (138)

  2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe+ 118 more
  Associated Documents

  • DownloadMC-10245395-0001.pdf↗
• October 30, 2023•Document ID: 10246030

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION:SOFTWARE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY

  Mfr Comm. #:

  PIT6044E

  Date Added:

  December 4, 2023

  Manufacturer:

  GMC

  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 (5)

  2024 Cadillac Lyriq2024 GMC Hummer EV SUV2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10246030-0001.pdf↗
• October 30, 2023•Document ID: 10245250

  Service Bulletin/Repair Instructions
  WHEELS

  Mfr Comm. #:

  20-NA-159

  Date Added:

  November 15, 2023

  Manufacturer:

  GMC

  Summary

  This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).

  Associated Products (126)

  2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe+ 106 more
  Associated Documents

  • DownloadMC-10245250-0001.pdf↗
• October 26, 2023•Document ID: 10246021

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  PIT6044D

  Date Added:

  December 4, 2023

  Manufacturer:

  GMC

  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 (5)

  2024 Cadillac Lyriq2024 GMC Hummer EV SUV2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10246021-0001.pdf↗
• October 25, 2023•Document ID: 10245248

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  23-NA-189

  Date Added:

  November 15, 2023

  Manufacturer:

  CHEVROLET

  Summary

  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 on network communication circuits.

  Associated Products (138)

  2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe+ 118 more
  Associated Documents

  • DownloadMC-10245248-0001.pdf↗
• October 19, 2023•Document ID: 10245237

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  23-NA-182

  Date Added:

  November 15, 2023

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information on Information on High Voltage Label on X6 Branch of the BCM Wiring.

  Associated Products (4)

  2024 GMC Hummer EV Pickup2024 GMC Hummer EV SUV2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10245237-0001.pdf↗
• October 19, 2023•Document ID: 10245234

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  23-NA-151

  Date Added:

  November 15, 2023

  Manufacturer:

  CADILLAC

  Summary

  This informational bulletin provides a procedure to High Voltage Battery Core Return Shipment Criteria.

  Associated Products (6)

  2024 Cadillac Lyriq2024 GMC Hummer EV Pickup2024 GMC Hummer EV SUV2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10245234-0001.pdf↗
• October 11, 2023•Document ID: 10244326

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  05-00-89-029F

  Date Added:

  October 29, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.

  Associated Products (138)

  2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe+ 118 more
  Associated Documents

  • DownloadMC-10244326-0001.pdf↗
• October 6, 2023•Document ID: 10244274

  Service Bulletin/Repair Instructions
  WHEELS

  Mfr Comm. #:

  17-NA-170

  Date Added:

  October 25, 2023

  Manufacturer:

  GMC

  Summary

  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.

  Associated Products (138)

  2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe+ 118 more
  Associated Documents

  • DownloadMC-10244274-0001.pdf↗
• October 3, 2023•Document ID: 10245982

  Service Bulletin/Repair Instructions
  COMMUNICATION:MANUFACTURER TELEMATICS

  Mfr Comm. #:

  PIP5941

  Date Added:

  December 4, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to the field if codes P0B13, and or U2AF1 are set history to clear codes and recommend to avoiding any possible suspect charging stations until software updates are available and implemented.

  Associated Products (5)

  2024 Cadillac Lyriq2024 GMC Hummer EV SUV2023 Cadillac Lyriq2023 GMC Hummer EV Pickup2022 GMC Hummer EV Pickup
  Associated Documents

  • DownloadMC-10245982-0001.pdf↗
• October 3, 2023•Document ID: 10244315

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  99-00-89-019Y

  Date Added:

  October 26, 2023

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (138)

  2024 Buick Enclave2024 Buick Encore2024 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 Corvette2024 Chevrolet Equinox2024 Chevrolet Malibu2024 Chevrolet Suburban2024 Chevrolet Tahoe+ 118 more
  Associated Documents

  • DownloadMC-10244315-0001.pdf↗