2025 Gmc At4x Diesel. 2025 gmc sierra 2500 at4x aev. With the big gas v8, the at4x starts at $83,090.
2025 gmc sierra 2500 at4x aev. Consumer guide recently spent a week behind the wheel of a 2025 gmc at4x with the standard diesel engine in sterling metallic, and equipped with the aev edition package.