2025 Gmc Hummer Ev Pickup problems, complaints & recalls
Most-reported problem areas: Electrical System (3) · Structure:body (1) · Power Train (1)
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (391)
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
Electrical System 2026-10-05 · N252514001 · Service Campaign
service update. certain vehicles listed above may enable the new king crab feature through ota programming or programming at the dealer. dealers will perform a comprehensive software update. owners who have accepted applicable terms and conditions will have the opportunity to accept these software
Showing the 6 most recent of 391 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-08-27 · Power Train“while driving on a public road, the vehicle suddenly shut down and rebooted itself. motive power was lost during the event. this has happened at least a dozen times during normal driving, including while transporting a child. video of an occurrence was recorded. the vehicle is a 2025 gmc hummer ev with approximately 10,400 miles and has been in ser…”
2026-08-15 · Electrical System“while traveling with my wife and two toddlers over the july 4th holiday weekend, the 12 volt battery on my 2025 gmc hummer ev failed completely at approximately 7,500 miles and five months of ownership. the vehicle would not accept a jump start and was disabled where it sat, stranding my family. aaa installed a replacement 12 volt battery roadside …”
2025-08-23 · Unknown Or Other“i was driving down the street and suddenly lost all motive power, vehicle became difficult to control. i have a video. the car also made a grinding feeling and very loud whining noise…”
2025-03-17 · Structure:body“when it rains, within 24 hours, the windows do not automatically move down enough to open the door on command of pulling the door handle. this disallows the ability to close the door back if the door is open, barely underneath the lip of the sky panels. because of this power loss, the mirrors do not open, the door locks do not work, and the windows…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.