2024 At4 2024 Duramax. Just purchased a 2024 sierra 1500 at4 with the 3.0 diesel and l was really enjoying it until i got to 67 miles on odometer and then the dic said “reduced acceleration drive with. This 2500 hd comes in onyx black on black with kalahari stitching perforated leather interior.
This 2500 hd comes in onyx black on black with kalahari stitching perforated leather interior. While it has less horsepower,.