GM has issued a service update related to fixing an issue with the serial data gateway module in certain affected units of the 2024 GMC Hummer EV. Both Hummer EV models utilize Ultium battery and ...

GM has issued two Customer Satisfaction Programs for certain units of the 2024 Chevy Blazer EV which may have a condition in which over-the-air updates are not available, with a fix now offered for ...