2024 Denali 2024 Hd 2024. These two trucks are going to be extremely similar when the denali is equipped with the denali reserve. Detailed specs and features for the 2024 gmc sierra 2500hd diesel denali ultimate including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders,.

Upon launch, it will compete against the honda. Discover the 2024 gmc sierra 2500hd & 3500hd denali and the first ever denali ultimate, with 30,800 lbs max towing, premium comfort, and more.