2024 Gmc At4x Aev Hd. These days, gmc offers six vehicles with the at4. I have a 2024 2500 diesel at4x aev edition and a week into ownership the tailgate started to open while parked.

The 2024 gmc sierra 2500 hd at4x aev edition adds functional style from american expedition vehicles trove of aftermarket accessories in a production package. Gmc’s new sierra heavy duty trucks just got bigger and bolder than ever before