2024 Gmc Sierra Denali Hd. Detailed specs and features for the 2024 gmc sierra 2500hd diesel denali ultimate including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine. Now, we’re getting our first look at the.
Explore the 2025 gmc sierra 2500 hd & 3500 hd denali luxury truck. The denali trim moves to second place in the sierra hd’s hierarchy for the 2024 model year with the introduction of the new denali ultimate trim, available for both.