Gmc Denali 2024 Ultimate. Detailed specs and features for the 2024 gmc sierra 2500hd diesel denali ultimate including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine. The 2024 gmc sierra hd denali ultimate, refreshed for the 2024 model year, is gmc's most premium, luxurious and technologically advanced truck yet.
The luxury pickup you won’t want to get dirty. View local inventory and get a quote from a dealer in.