2024 Gmc Sierra At4x. The 2024 gmc sierra 2500 4wd crew cab at4x brings a delicious combination of comfort, style and brute force to market, for a price. The 2024 gmc sierra 2500 hd at4x aev edition adds functional style from american expedition vehicles trove of aftermarket accessories in a production package.

13.4 diagonal centre touchscreen and 12.3 diagonal driver information centre. 2024 sierra at4x gets duramax diesel power.