Electrical system: Propulsion system: Traction battery10/13/202222V771000
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.
Consequence
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.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Electrical system: Propulsion system: Traction battery05/25/202323V367000
General Motors, LLC (GM) is recalling certain 2022 GMC Hummer EV and 2023 Cadillac Lyriq vehicles. Certain connections within the high-voltage battery pack may be out of position or incorrectly welded, which can cause a loss of drive power.
Consequence
A loss of drive power can increase the risk of a crash.
Remedy
Dealers will inspect and, if necessary, replace the high-voltage battery pack, free of charge. Letters explaining the safety risk were sent to owners January 5, 2024. Owner notification letters were mailed June 6, 2023. Owners may contact GM's Cadillac customer service at 1-800-458-8006 and the EV Concierge number: 1-833-HUMMER-EV (1-833-486-6373). GM's number for this recall is N232404441.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Exterior lighting: Tail lights03/10/202222V141000
General Motors, LLC (GM) is recalling certain 2022 GMC Hummer EV vehicles. Taillight software can cause one or both rear taillights to become inoperative, or remain fully or partially illuminated. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
Consequence
A taillight that fails to illuminate or illuminates incorrectly may reduce the visibility of the vehicle, or communicate incorrect information to other drivers, increasing the risk of a crash.
Remedy
Dealers will inspect and replace as necessary, the left and/or right rear taillight assemblies. Owner notification letters were not required but all vehicles were remedied as of March 17, 2022. Owners may contact GMC customer service at 1-800-462-8782. GM's number for this recall is N222359830.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.