GMC Hummer EV SUV Service Bulletins

328 manufacturer communications on file.

• May 8, 2023•Document ID: 10236102

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIE0746

  Date Added:

  May 13, 2023

  Manufacturer:

  GMC

  Summary

  This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed 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-10236102-0001.pdf↗
• May 3, 2023•Document ID: 10236041

  Service Bulletin/Repair Instructions
  EXTERIOR LIGHTING

  Mfr Comm. #:

  01-08-42-001P

  Date Added:

  May 9, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.

  Associated Products (111)

  2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Hummer EV SUV2024 GMC Terrain2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet 4500HD2023 Chevrolet 5500HD+ 91 more
  Associated Documents

  • DownloadMC-10236041-0001.pdf↗
• April 27, 2023•Document ID: 10235799

  Service Bulletin/Repair Instructions
  WHEELS

  Mfr Comm. #:

  17-NA-170

  Date Added:

  May 6, 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 (115)

  2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Hummer EV SUV2024 GMC Terrain2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet 4500HD2023 Chevrolet 5500HD+ 95 more
  Associated Documents

  • DownloadMC-10235799-0001.pdf↗
• April 26, 2023•Document ID: 10235805

  Service Bulletin/Repair Instructions
  EQUIPMENT; STRUCTURE

  Mfr Comm. #:

  22-NA-039

  Date Added:

  May 6, 2023

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides information for dealers/technicians on front license plate adapter bracket installation during PDI.

  Associated Products (3)

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

  • DownloadMC-10235805-0001.pdf↗
• April 25, 2023•Document ID: 10236165

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  PIT6005

  Date Added:

  May 15, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates of a software concern that General Motors is working on a fix for

  Associated Products (3)

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

  • DownloadMC-10236165-0001.pdf↗
• April 25, 2023•Document ID: 10235798

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  11-00-89-005W

  Date Added:

  May 6, 2023

  Manufacturer:

  GMC

  Summary

  This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).

  Associated Products (115)

  2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Hummer EV SUV2024 GMC Terrain2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet 4500HD2023 Chevrolet 5500HD+ 95 more
  Associated Documents

  • DownloadMC-10235798-0001.pdf↗
• April 24, 2023•Document ID: 10236163

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:COOLING SYSTEM

  Mfr Comm. #:

  PIT5925B

  Date Added:

  May 15, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the field that water hitting the cooling fans can set a false DTC: P0494 for the 2022-2024 HUMMER EV.

  Associated Products (3)

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

  • DownloadMC-10236163-0001.pdf↗
• April 21, 2023•Document ID: 10236162

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

  Mfr Comm. #:

  PIT5859A

  Date Added:

  May 15, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates that Parts that the ECS are on Restriction

  Associated Products (3)

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

  • DownloadMC-10236162-0001.pdf↗
• April 21, 2023•Document ID: 10236161

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  PIT6004

  Date Added:

  May 15, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates a software anomaly that will display a message for a option that the vehicle is not equipped with and a software update will be released soon to address that issue.

  Associated Products (1)

  2024 GMC Hummer EV SUV
  Associated Documents

  • DownloadMC-10236161-0001.pdf↗
• April 19, 2023•Document ID: 10236159

  Service Bulletin/Repair Instructions
  VISIBILITY

  Mfr Comm. #:

  PIT6003

  Date Added:

  May 15, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates how to properly remove the outside mirror to add the GM Accessory Outside Rearview Mirror Projection Lights without breaking the mirror glass.

  Associated Products (3)

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

  • DownloadMC-10236159-0001.pdf↗
• April 19, 2023•Document ID: 10235713

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

  Mfr Comm. #:

  04-00-89-015Z

  Date Added:

  May 5, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only).

  Associated Products (116)

  2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Hummer EV Pickup2024 GMC Hummer EV SUV2024 GMC Terrain2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet 4500HD+ 96 more
  Associated Documents

  • DownloadMC-10235713-0001.pdf↗
• April 14, 2023•Document ID: 10236151

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  PIT5911B

  Date Added:

  May 15, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the field that engineering contacts to assist in the diagnosis of Suspension concerns on the new 2022-2024 HUMMER EV.

  Associated Products (3)

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

  • DownloadMC-10236151-0001.pdf↗
• April 14, 2023•Document ID: 10236150

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

  Mfr Comm. #:

  PIT5872C

  Date Added:

  May 15, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the field a norml charteristic of the vehicle and advises the field not to replace any parts for this concern.

  Associated Products (3)

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

  • DownloadMC-10236150-0001.pdf↗
• April 14, 2023•Document ID: 10236149

  Service Bulletin/Repair Instructions
  VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

  Mfr Comm. #:

  PIT5878D

  Date Added:

  May 15, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to the field  engineering contacts to assist in the diagnosis of HVAC concerns on the new 2022-2024 HUMMER EV and the 2023 LYRIQ.

  Associated Products (4)

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

  • DownloadMC-10236149-0001.pdf↗
• April 14, 2023•Document ID: 10236148

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIT5905A

  Date Added:

  May 15, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates ordering process for front drive unit (S8L) and rear drive unit (P79) restriction for the 2022 MY GMC HUMMER EV and HUMMER EV SUV.

  Associated Products (3)

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

  • DownloadMC-10236148-0001.pdf↗
• April 11, 2023•Document ID: 10236145

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5857E

  Date Added:

  May 15, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates that the High Voltage Voltage Battery pack is on TAC Exchange. For Engineering Review.

  Associated Products (3)

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

  • DownloadMC-10236145-0001.pdf↗
• April 11, 2023•Document ID: 10236144

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  PIT5858B

  Date Added:

  May 15, 2023

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates that GMC HUMMER EV SUV Specific parts are being placed on a TAC Restriction

  Associated Products (1)

  2024 GMC Hummer EV SUV
  Associated Documents

  • DownloadMC-10236144-0001.pdf↗
• April 6, 2023•Document ID: 10234621

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  11-00-89-005V

  Date Added:

  April 22, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).

  Associated Products (115)

  2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Hummer EV SUV2024 GMC Terrain2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet 4500HD2023 Chevrolet 5500HD+ 95 more
  Associated Documents

  • DownloadMC-10234621-0001.pdf↗
• April 6, 2023•Document ID: 10234620

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  10-08-110-001J

  Date Added:

  April 22, 2023

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information on proper use of floor mats.

  Associated Products (115)

  2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Hummer EV SUV2024 GMC Terrain2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet 4500HD2023 Chevrolet 5500HD+ 95 more
  Associated Documents

  • DownloadMC-10234620-0001.pdf↗
• April 4, 2023•Document ID: 10235398

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

  Mfr Comm. #:

  20-NA-132

  Date Added:

  May 3, 2023

  Manufacturer:

  GMC

  Summary

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

  Associated Products (115)

  2024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Traverse2024 Chevrolet Trax2024 GMC Hummer EV SUV2024 GMC Terrain2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet 4500HD2023 Chevrolet 5500HD+ 95 more
  Associated Documents

  • DownloadMC-10235398-0001.pdf↗