The worst 2026 GMC Hummer EV SUV problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
Recalls 2
Equipment: other: owners/service/other manual
- What is wrong
- General Motors has decided that certain 2027 Chevrolet Bolt EV, 2025-2026 Cadillac OPTIQ, Chevrolet Colorado, Equinox EV, GMC Canyon, 2026 Buick Enclave, Envision, Cadillac CT5, Escalade, Escalade ESV, Escalade IQ, Escalade IQL, LYRIQ, VISTIQ, Chevrolet Blazer EV, Corvette Convertible, Corvette Coupe, Corvette Convertible E-Ray, Equinox, Silverado 1500, 2500, 3500, Silverado EV, Suburban 1500, Tahoe, Traverse, GMC Acadia, Hummer EV Pickup, Hummer EV SUV, Sierra 1500, 2500, 3500, Sierra EV, Terrain, Yukon, and Yukon XL vehicles. The radio may not have been set to the correct status to download the electronic owner's manual during production. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 208, “Occupant Protection.”
- Risk
- Without an owner's manual to consult, owners may not know how to safely use and operate the vehicle, increasing the risk of injury in a crash.
- Remedy
- Dealers will reset the vehicle radio, which will facilitate automatic download of the electronic owner’s manual, free of charge. Owner notification letters were mailed April 16, 2026. Owners may contact GM customer service at 1‑866‑467‑9700, Chevrolet customer service at 1‑800‑222‑1020 or Cadillac customer service at 1‑800‑333‑4223. The manufacturer's number for this recall is N252540430. Vehicle Identification Numbers (VINs) involved in this recall became searchable on on February 26, 2026.
Recall number 26V114000 · Recall details
Air bags: frontal
- What is wrong
- General Motors, LLC (GM) is recalling certain 2026 GMC Hummer EV Pickup and SUV vehicles. The front passenger air bag connection may have an improperly crimped wire, which can result in the air bag failing to deploy as intended.
- Risk
- During a crash, an air bag that does not deploy as intended increases the risk of injury.
- Remedy
- Dealers will install a jumper harness, free of charge. Owner notification letters are expected to be mailed December 22, 2025. Owners may contact GMC customer service at 1‑800‑462‑8782. GM's number for this recall is N252524530. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on beginning November 6, 2025.
Recall number 25V769000 · Recall details
Technical service bulletins for the 2026 GMC Hummer EV SUV 133
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Unknown or other
- Unknown or other
- Unknown or other
- If a vehicle has an when attempting to perform a vehicle dynamic sensor learn, the scan tool may display a...
- This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a...
- Unknown or other
- Unknown or other
- Customer Satisfaction Program
- Unknown or other
- Unknown or other
Compare the 2026 GMC Hummer EV SUV
Other model years
Questions about the 2026 GMC Hummer EV SUV
Is the 2026 GMC Hummer EV SUV reliable?
Owners have filed 0 complaints about the 2026 GMC Hummer EV SUV.
What is the most common problem with the 2026 GMC Hummer EV SUV?
There are not enough complaints to tell.
How many recalls does the 2026 GMC Hummer EV SUV have?
2 recalls, covering equipment and air bags.
VIN decoder
See the problems and recalls for an exact car
Buying a used 2026 GMC Hummer EV SUV?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history