GMC Hummer EV SUV
Registered from 2024 to 2027.
About this model
The GMC Hummer EV is a line of battery electric heavy-duty vehicles produced by General Motors since 2021, and sold under the GMC mark. The Hummer EV is offered in two variants: a pickup truck and a sport utility vehicle (SUV), unveiled in October 2020 and April 2021 respectively.
From the Wikipedia article GMC Hummer EV, licensed under CC BY-SA 4.0.
Specification
| Year | Measured |
|---|---|
| 2025 | 813 hp · 437 Wh/km · 502 km electric range |
| 2024 | 574 hp · 410 Wh/km · 488 km electric range |
What the maker told its dealers
Service bulletins are the manufacturer's own repair guidance to dealers, filed with NHTSA. A bulletin is not a defect finding; the count rises with how many things a maker writes down, not only with how many go wrong.
GMC filed 111 bulletins about the 2026 Hummer EV SUV.
- Electrical system: 5
- Fuel/propulsion system: 3
- Forward collision avoidance: 1
- Wheels: 1
- Other: 101
- This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues · August 2026
- The Battery Energy Control Module (BECM) in certain vehicles include battery-monitoring software. An update is available for this software that improves the BECM’s ability to detect moisture inside… · August 2026
- This Preliminary information communications information on a Short Range Radar software anomaly causing false / ghost left or right side object detection alerts. · August 2026
- This PI states that if SDGM DTC P0604/P0607 is set and no other SDGM DTCs are present, clear DTCs and reset the SDGM. Advises of how to contact PQC to authorize SDGM replacement. · August 2026
- This PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before contacting PQC; if not present, verify the camera is clean, then contact PQC if no issue is found. · August 2026
- This PI Communicates information to ensure Memory Recall is enabled to ensure memory mirrors return to set position after curbview assist is used. · July 2026
- PI to help diagnose A/C concern · July 2026
- Certain vehicles listed above may have a condition in which the Vehicle Leveling Module (VLM) may enter a faulted state during normal vehicle operation due to a software calibration issue. Dealers… · July 2026
103 more.
Grouped by NHTSA's top-level system; a bulletin filed under a sub-heading counts toward its system.