2024 Gmc Sierra 2024 Hd At4x. The new gmc sierra hd remains available in 2500 hd and 3500 hd models in regular, extended, and crew cab body styles. 2024 gmc sierra 2500hd at4x aev vehicle type:

2024 gmc sierra 2500hd at4x aev. Gmc is unveiling the 2024 sierra heavy duty and the first ever 2024 sierra hd denali ultimate, redefining the power and capability of this dominating truck.