2024 Gmc At4 2024 Diesel Release Date. 2024 gmc sierra hd brings the luxury and the muscle. Research the 2024 gmc sierra 1500 diesel with our expert reviews and ratings.
2024 gmc sierra hd brings the luxury and the muscle. 2.5l turbo engine with a gm‐estimated 328 hp and 326 lb‐ft of torque.