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Service bulletins for the 2024 GMC Hummer EV SUV

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

272 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
21-NA-0262023-07-25. Service bulletin. EQUIPMENT. This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.
23-NA-1252023-07-25. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides information for dealers/technicians on Over the Air (OTA) and In Market Enhancement (IME) FAQs.
23-NA-0552023-07-25. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) – FAQs.
PIT60302023-07-17. Service bulletin. EQUIPMENT:ELECTRICAL. 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 how to temporary resolve the concern before the updated software is released.
PIE0746A2023-07-14. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. 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.
99-08-51-001F2023-07-14. Service bulletin. STRUCTURE. This service bulletin provides information on Paintless Dent Repair Process.
23-NA-0642023-07-14. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. 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.
22-NA-0532023-07-14. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; EXTERIOR LIGHTING. This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories.
13-08-116-001I2023-07-13. Service bulletin. ELECTRICAL SYSTEM. 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.
22-NA-2422023-07-11. Service bulletin. ELECTRICAL SYSTEM. This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector Reconnect Labor Code Numbers.
21-NA-0612023-07-11. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs.
16-NA-1582023-06-27. Service bulletin. EQUIPMENT. This service bulletin describes the U.S. Dealer Special Tool Loan Program process.
23-NA-1032023-06-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC).
02-00-89-002V2023-06-19. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only).
PIT5832H2023-06-13. Service bulletin. BACK OVER PREVENTION. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIE07532023-06-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. 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.
22-NA-2442023-06-05. Service bulletin. EQUIPMENT. This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
12-03-10-001E2023-06-05. Service bulletin. WHEELS. This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel).
22-NA-0052023-05-16. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This informational bulletin provides information for dealers/technicians on Information on Opening / Closure Instructions for DDR (Damaged, Defective, Recalled) High Voltage Battery Dunnage / Container.
PIT60052023-05-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary information communicates of a software concern that General Motors is working on a fix for
PIT5925B2023-05-15. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. 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.
PIT5859A2023-05-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary information communicates that Parts that the ECS are on Restriction
PIT60042023-05-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 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.
PIT60032023-05-15. Service bulletin. VISIBILITY. 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.
PIT5911B2023-05-15. Service bulletin. SUSPENSION. 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.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.