2024 Gmc Sierra 3500hd Specs. Detailed specs and features for the 2024 gmc sierra 3500hd diesel denali ultimate including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine. Choose either a gmc sierra 2500 hd or 3500 hd and learn more about the vehicle specs, trims, and features available.

Interested in the 2024 gmc sierra 3500hd but not sure where to start? Edmunds also has gmc sierra 3500hd double cab pricing, mpg, specs, pictures,.