2024 Gmc Sierra At4x Diesel. 2024 gmc sierra 2500hd at4x aev vehicle type: The 2024 gmc sierra 1500 at4 and at4x represents the new peak.
Available with a choice of engines, it comes in a singular. Consumer guide recently spent a week behind the wheel of a 2024 gmc at4x with the standard diesel engine in sterling metallic, and equipped with the aev.