NHTSA (USA)Critical
2022–2023 GMC HUMMER PICKUPNHTSA Campaign #22V771000
The official notice
Defect
General Motors, LLC (GM) is recalling certain 2022 BrightDrop EV600 and 2022-2023 GMC Hummer EV Pickup electric vehicles. The high voltage battery pack enclosure may not be properly sealed, allowing water to enter the pack.
Safety Risk
Water accumulation in the high voltage battery pack can cause a loss of drive power, increasing the risk of a crash.
Remedy
The remedy is currently under development. Owner notification letters were mailed April 13, 2023. Second letters will be sent once the remedy is available. Owners may contact EV Concierge at 1-833-HUMMER-EV, and BrightDrop Service Operations and Support at 1-888-987-4377. GM's number for this recall is N222380031.
797 vehicles affectedMfr ref: N222380031Updated June 10, 2026