2025 GMC Hummer EV SUV Problems
Compared with other GMC Hummer EV SUV years
Too new to compare
- Model years are compared once their first three years of complaints are in; the 2025 can be compared from 2028.
- Most reported part: Electrical system (2 complaints, median 2,300 mi).
Based only on NHTSA complaints, recalls and investigations. Not adjusted for how many vehicles were sold, and not a reliability rating. How this is calculated
- Complaints
- 7filed with NHTSA
- Median mileage
- 2,300miles, 1 complaints with mileage
- Recalls
- 0campaigns on record
- Trend
- Too newThis model year is less than 4 years old, so a trend is not meaningful yet.
- NHTSA crash rating
- —no overall rating published
- EPA fuel economy
- 52 MPGecombined, Electric AWD · 58 city / 46 hwy
Sources: NHTSA records for the 2025 GMC Hummer EV SUV (complaints, recalls, investigations), EPA fuel economy. Report an error
NHTSA recorded 7 consumer complaints for the 2025 GMC Hummer EV SUV. The part named most often is electrical system, with 2 complaints (29% of the total), followed by forward collision avoidance (2) and steering (2). 1 of the complaints include a mileage, and 100% of those were filed for vehicles with under 50,000 miles; the median is 2,300 miles. NHTSA lists 0 recall campaigns and 115 technical service bulletins for this model year. Electrical system complaints overlap with 12 technical service bulletins filed under the same part. Forward collision avoidance complaints overlap with 1 technical service bulletin filed under the same part.
This model year has fewer than 25 complaints on record, so the numbers below can change a lot with a few new reports.
Which parts are reported most
Complaints can name more than one part, so the counts add up to more than the total. Select a part to see its complaints, recalls and bulletins.
- Electrical system2 29%
- Steering2 29%
- Suspension2 29%
- Engine1 14%
- Fuel system1 14%
- Lane departure1 14%
- Seat belts1 14%
Example complaints
Electrical system: “A little over a month after purchasing my brand new Hummer EV 2X I was driving and then I lost all power, brakes, steering, and had to coas t to a stop. My rear motor blew and snapped my trans axle. I had only 2,000 miles on the odo. This vehicle is riddled with issues that limit its ability to use safely.”
NHTSA complaint #11652236, filed 2025-04Forward collision avoidance: “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. …”
NHTSA complaint #11677311, filed 2025-07Mileage when problems were reported
100% of the 1 complaints with a mileage were filed for vehicles with under 50,000 miles; the middle half falls between 2,300 and 2,300 miles.
Complaints by year filed
This model year is less than 4 years old, so a trend is not meaningful yet.
Fuel economy and running cost
EPA ratings for each 2025 GMC Hummer EV SUV version. Annual fuel cost is the EPA's estimate at its current fuel prices for 15,000 miles a year (55% city driving); for electric versions it is the cost of electricity and the rating is in MPGe.
| Version | Engine | Transmission | City | Hwy | Comb. | Fuel / yr |
|---|---|---|---|---|---|---|
| Hummer EV SUV 2X AWD | Electric | single-speed | 59 | 46 | 53 MPGe | $1,450 |
| Hummer EV SUV 3X AWD | Electric | single-speed | 58 | 46 | 52 MPGe | $1,450 |
| Hummer EV SUV MT Tires 2X AWD | Electric | single-speed | 52 | 42 | 47 MPGe | $1,600 |
| Hummer EV SUV MT Tires 3X AWD | Electric | single-speed | 53 | 43 | 48 MPGe | $1,600 |
Source: U.S. EPA and Department of Energy, fueleconomy.gov. Ratings are for comparing vehicles; real-world mileage varies with driving and conditions.
Recalls and investigations
NHTSA lists no recall campaigns for the 2025 GMC Hummer EV SUV in the data used here. A recall can apply to some vehicles of a model year and not others, so check a specific vehicle by VIN at nhtsa.gov/recalls.
Technical service bulletins
TSBs are manufacturer notes to dealers about known repair procedures. They are not recalls and do not by themselves mean a vehicle has a fault. 115 on record; the latest 10 are shown.
- 11038684Oct 26, 2026Electrical system. Customer Satisfaction Program. Certain vehicles listed above may have a condition in which remanufactured high voltage battery packs were built using modules that were ineligible for reuse and…
- 11038743Oct 24, 2026Other or unknown. Vehicles may display a MIL or “Service High Voltage” message, with DTC P061B stored as current or history. The condition may be caused by a software anomaly and may clear after a vehicle sleep…
- 11038596Oct 17, 2026Other or unknown. This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
- 11038459Oct 7, 2026Other or unknown. This Preliminary information communicates how to resolve a issue where a vehicle is not receiving OTA updates
- 11038139Oct 5, 2026Other or unknown. This preliminary PI was created to advise techniians in the field that they will not be able to perform a GDS automated bleed with the scan tool dues to a issue with the software in the scan tool
- 11038136Sep 28, 2026Other or unknown. This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being…
- 11038132Sep 28, 2026Other or unknown. This Preliminary information communicates to dealers a procedure to reset the radio.
- 11037555Sep 26, 2026Other or unknown. This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
- 11037320Sep 10, 2026Other or unknown. This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
- 11037253Sep 4, 2026Other or unknown. This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
Other model years of the GMC Hummer EV SUV
| Year | Complaints | Median mi | Recalls | Crash ★ | MPG | Score (50 = typical) | Trend |
|---|---|---|---|---|---|---|---|
| 2025 | 7 | 2,300 | 0 | — | 52 MPGe | — | Too new |
| 2024 | 12 | 6,962 | 1 | — | 51 MPGe | — | Too new |
All GMC Hummer EV SUV model years
Frequently asked questions
How many NHTSA complaints does the 2025 GMC Hummer EV SUV have?
NHTSA recorded 7 consumer complaints for the 2025 GMC Hummer EV SUV as of Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
What part of the 2025 GMC Hummer EV SUV is reported most often?
Electrical system is named most often, in 2 complaints (29% of the total), followed by forward collision avoidance with 2.
Has the 2025 GMC Hummer EV SUV been recalled?
NHTSA lists no recall campaigns for this model year in the data used here. To check a specific vehicle, enter its VIN at nhtsa.gov/recalls.
How efficient is the 2025 GMC Hummer EV SUV according to the EPA?
The EPA rates the 2025 GMC Hummer EV SUV (Hummer EV SUV 3X, Electric) at 52 MPGe combined, 58 city and 46 highway, with an estimated annual electricity cost of $1,450 at 15,000 miles a year. Other battery and motor versions are rated differently.
At what mileage are problems with the 2025 GMC Hummer EV SUV reported?
Among the 1 complaints that include a mileage, the median is 2,300 miles and the middle half falls between 2,300 and 2,300 miles; 100% were filed for vehicles with under 50,000 miles.
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate. Fuel economy is from the EPA and DOE (fueleconomy.gov).
Complaint counts come from NHTSA’s public complaint database; we count each complaint once. The source records for this vehicle are on nhtsa.gov. Scores and trends are our own summaries of that data, described in the methodology. This page is not legal, safety or repair advice: for a specific vehicle, check its VIN at nhtsa.gov/recalls and ask a qualified mechanic. See an error? Tell us.