2024 Gmc At4x Hd Images. This 2024 sierra hd at4x is painted black, and features the 6.6l v8 l5p turbodiesel duramax. View photos of the 2024 gmc sierra 2500hd at4x and extreme aev edition.

Dive into the exclusive features and capabilities of this exceptional truck. We drive the 2024 gmc sierra 2500hd at4x aev pickup truck to see if the most rugged gmc hd lives up to the.