Gmc 2025 Denali 2025 Hd Denali. The 2025 gmc sierra hd denali ultimate, refreshed for the 2025 model year, is gmc's most premium, luxurious and technologically advanced truck yet. Discover the 2025 gmc sierra 2500hd & 3500hd denali and the first ever denali ultimate, with 30,800 lbs max towing, premium comfort, and more.
Work truck or show truck? General motors pulled the wrapper off the 2025 gmc sierra hd last october, revealing a revised exterior, an overhauled cabin, new trim levels, and updates.
