Most common 2025 GMC Hummer EV Suv problems
Share of the 7 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
GMC Hummer EV Suv complaints by model year
What 2025 GMC Hummer EV Suv owners say
Driver assistance
The contact owns a 2025 GMC Hummer EV. The contact stated while driving at an undisclosed speed, the message "Forward Collision Avoidance System Unavailable" was displayed. The contact stated while another vehicle pulled in front of the contact's vehicle, the forward collision avoidance system and the side-view sensors safety features failed to engage. The vehicle was taken to the dealer, but was not diagnosed due to a schedule error. The diagnostic testing appointment was rescheduled for a later date. The vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The failure mileage was unknown.
The super cruise self driving system is entirely defective and faulty, this is a safety issue.
2025 GMC Hummer EV Suv engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined | Range |
|---|---|---|---|---|
| Electric | Single-speed | AWD | 53 / 43 / 48 MPGe | 289 mi |
EPA ratings. Class: SUV.
Frequently asked questions
Is the 2025 GMC Hummer EV Suv a good car?
That is a low number of complaints for a car on sale this long. So far owners have filed 7 complaints with NHTSA.
What is the most common problem with the 2025 GMC Hummer EV Suv?
The driver assistance — 3 complaints, 43% of all complaints for this model year, most often about adaptive cruise control. Next are the electrical system (2) and steering (2).
How many recalls does the 2025 GMC Hummer EV Suv have?
NHTSA lists no recalls for the 2025 GMC Hummer EV Suv. You can still confirm with your VIN using our VIN recall check.
At what mileage do 2025 GMC Hummer EV Suv problems happen?
The median mileage reported in complaints is about 2,000 miles; 100% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.