2025 Gmc Hummer Ev Suv problems, complaints & recalls
Most-reported problem areas: Suspension (2) · Seat Belts (1) · Fuel/Propulsion System (1)
🧭 Reliability snapshot
Compared against other Gmc Hummer Ev Suv model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (115)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Electrical System 2026-10-26 · N262565450 · Service Campaign
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 require a second replacement. dealers will replace the high voltage battery.
Unknown Or Other 2026-10-24 · PIP6140 · Service Bulletin/Repair Instructions
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 cycle. install the lasted program.
Unknown Or Other 2026-10-17 · PIC6602Y · Service Bulletin/Repair Instructions
this preliminary information communicates to dealers steps to follow to obtain an iok radio.
Unknown Or Other 2026-10-07 · PIT6557 · Service Bulletin/Repair Instructions
this preliminary information communicates how to resolve a issue where a vehicle is not receiving ota updates
Unknown Or Other 2026-10-05 · PIT6477D · Service Bulletin/Repair Instructions
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
Unknown Or Other 2026-09-28 · PIT6457C · Service Bulletin/Repair Instructions
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 replaced.
Showing the 6 most recent of 115 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-07-08 · Suspension“i am reporting a safety defect involving my 2025 gmc hummer ev 3x (vin: [xxx]). on xxx at approximately 18,880 miles, i first presented the vehicle for steering/alignment, suspension, and handling concerns. as of this complaint, the vehicle has approximately 26,840 miles. i have driven nearly 8,000 miles while repeatedly reporting unresolved safet…”
2026-04-24 · Suspension“under full acceleration on flat, dry pavement, the vehicle suddenly pulls hard to the right or left without any steering input. the steering wheel does not move, but the vehicle abruptly changes direction, requiring immediate counter‑steering to avoid losing control. this happens every time under full acceleration and has been confirmed by two gmc …”
2025-08-25 · Forward Collision Avoidance: Adaptive Cruise Control“the super cruise self driving system is entirely defective and faulty, this is a safety issue. …”
2025-07-30 · Forward 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 eng…”
2025-06-11 · Seat Belts“on [xxx], my [xxx] son was riding in the back seat of our 2025 gmc hummer ev (vin: [xxx] ) and reported his seatbelt felt loose. i pulled over and discovered the seatbelt bracket was completely detached from the vehicle frame. the bolt was present, but the nut that secures the bracket was entirely missing, leaving the belt nonfunctional and my chi…”
2025-04-16 · Electrical System · 2,300 mi“the contact owns a 2025 gmc hummer ev. the contact stated that while the vehicle was stationary, the brake pedal was depressed, and several unknown warning lights illuminated. the contact stated that while the vehicle was idling for several minutes, several unknown warning lights illuminated. the vehicle was then taken to a dealer where it was insp…”
2025-04-02 · Fuel/Propulsion 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. …”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.