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 ...
Some units of the 2024 GMC Canyon pickup truck are included in a new GM Customer Service Bulletin describing an issue that may prevent over-the-air (OTA) updates, as well as the fix that is now ...
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