2025 Denali 2025 Hd Colors. Detailed specs and features for the 2025 gmc sierra 2500hd diesel denali ultimate including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine. Titanium rush metallic, sterling metallic, volcanic red tintcoat, redwood metallic, meteorite metallic, and downpour metallic.
Gm has unveiled the refreshed 2025 gmc sierra hd, debuting fresh exterior styling, a new interior, a revised trim level lineup, powertrain updates, and more. The 2025 gmc 3500hd denali is available in eight different colors.