2024 Denali Ultimate Hd. From its impressive trailering capabilities, interior tech, and powerful performance, the 2500 hd and 3500. Thanks to a powerful turbo.

Explore the 2025 gmc sierra 2500 hd & 3500 hd denali luxury truck. Detailed specs and features for the 2024 gmc sierra 3500hd diesel denali ultimate including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine.