2024 Gmc Sierra 2024 At4 Duramax Diesel. 13.4 diagonal centre touchscreen and 12.3 diagonal driver information centre ; The 2024 gmc sierra 2500 hd at4x aev edition adds functional style from american expedition vehicles trove of aftermarket accessories in a production package.
The 2024 gmc sierra at4x will receive the new 3.0l i6 lz0 turbodiesel duramax as its standard engine, with the current 6.2l v8 l87 gasoline engine as optional. Includes denali standard features, plus adds or substitutes.