2024 Sierra Denali Hd. Detailed specs and features for the 2024 gmc sierra 2500hd including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders,. The denali ultimate trim has expanded from the yukon and sierra 1500 into the 2500hd lineup.
General motors officially unveiled the fully refreshed 2024 gmc sierra hd last october, revealing an updated exterior, an overhauled interior, a new trim level. General motors pulled the wrapper off the 2024 gmc sierra hd last october, revealing a revised exterior, an overhauled cabin, new trim levels, and updates.