Gmc Sierra 2025 Denali Ultimate 2025. Denali ultimate is added, and it adds a new level of luxury over the. The luxury pickup you won’t want to get dirty.

Kristen lee | dec 4, 2023 Detailed specs and features for the 2025 gmc sierra 3500hd diesel denali ultimate including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine.