2024 Gmc Denali Hd Truck Specs. Edmunds also has gmc sierra 2500hd diesel pricing, mpg, specs, pictures, safety features, consumer. The new 2024 gmc sierra hd pickup truck pulls your world with turbocharged power and an impressive lineup of trims that includes the first ever denali ultimate.
The denali trim moves to second place in the sierra hdโs hierarchy for the 2024 model year with the introduction of the new denali ultimate trim, available for both the 2500 and 3500. The refreshed 2024 gmc sierra hd introduces new towing capacities.