2024 Gmc At4 2024 Diesel Engine. In 2023, an aev edition was introduced, and for the 2024 model year, a diesel engine now comes standard, though you can also opt for a gas v8. Detailed specs and features for the 2024 gmc sierra 1500 diesel at4 including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type,.

In 2023, an aev edition was introduced, and for the 2024 model year, a diesel engine now comes standard, though you can also opt for a gas v8. It is also strong, pulling away cleanly from a stop, and.