2024 Gmc Sierra 2024 Hd Specs. Information about the 2024 gmc sierra, including introduction date, changes, specifications, pictures and other details about the 2024 sierra pickup truck. General motors officially unveiled the fully refreshed 2024 gmc sierra hd last october, revealing an updated exterior, an overhauled interior, a new trim level lineup, and.
Vehicle engine drive wheels transmission city mpg highway mpg combined mpg; Gm has unveiled the refreshed 2024 gmc sierra hd, debuting fresh exterior styling, a new interior, a revised trim level lineup, powertrain updates, and more.