2024 Gmc Sierra 3500hd Specs

2024 Gmc Sierra 3500hd Specs. Information about the 2024 gmc sierra hd, including availability, changes, specifications, pictures and other details about the 2024 sierra hd pickup truck. Trailering package, trailering mirrors and trailer brake controller.

Information about the 2024 gmc sierra hd, including availability, changes, specifications, pictures and other details about the 2024 sierra hd pickup truck. Gmc’s heavy hauler, the sierra hd pickup with the diesel engine, is rated to tow up to 22,500 pounds conventionally or 36,000 with a gooseneck hitch fitted.