2024 Gmc Denali 2500hd Diesel Specs. The price of the 2025 gmc sierra 2500hd / 3500 hd starts at $48,295 and goes up to $94,795 depending on the trim and options. Revised for 2024, the new gmc 2500hd pickup truck is a lot better than the outgoing model.

The 2024 sierra 2500 hd crew cab ranges in power from the pro with 401 horsepower to the denali ultimate with 470 horsepower. Skip to main content locate a dealer.