Gmc 2024 2024 Hd Denali. The new 2024 gmc sierra hd pickup truck pulls your world with turbocharged power and an impressive lineup of trims that includes the first ever denali ultimate. Detailed specs and features for the 2024 gmc sierra 2500hd diesel denali ultimate including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders,.

2024 gmc sierra hd brings the luxury and the muscle. The refreshed 2024 gmc sierra heavy duty arrives with a new, even more luxurious trim level.