• Improvements to OnStar through enhancements for charging, Super Cruise, remote start, and collision...
GMC technical service bulletin 662.40 for 2025 GMC Hummer EV SUV and 2025 GMC Hummer EV Pickup.
- Bulletin number
- 662.40 (662.40)
- Component
- Unknown or other
- Summary
- • Improvements to OnStar through enhancements for charging, Super Cruise, remote start, and collision notification. • Fixes to address connectivity issue
Vehicles covered
- GMC Hummer EV SUV 2025 2025
- GMC Hummer EV Pickup 2025 2025
VIN decoder
See the problems and recalls for an exact car
Buying a used GMC Hummer EV SUV?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history