2024 At4 2024 Duramax Mpg. 13.4 diagonal centre touchscreen and 12.3 diagonal driver information centre ; Fuel economy of the 2024 gmc sierra 4wd at4x.
Use our handy tool to get estimated annual fuel costs based on your driving habits. Detailed specs and features for the 2024 gmc sierra 1500 diesel at4 including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type,.