2025 2500hd Duramax Mpg. Detailed specs and features for the 2025 gmc sierra 2500hd including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders,. 2025 silverado 2500hd mpg detailed specs and features for the 2025 chevrolet silverado 2500hd including dimensions, horsepower, engine, capacity, fuel economy,.
Gaining fuel economy on your duramax truck can be done through. The diesel comes with a higher payload limit in the 2500 hd, maxing out at 3850.
