2024 Gmc At4 Sierra Specs. This 2024 gmc sierra 1500 in mankato, mn is available for a test drive today. View detailed specs, features and options for the 2024 gmc sierra 1500 4wd crew cab 147 at4 at u.s.

Build & price your 2024 gmc sierra 1500 by selecting from available trims and features.  — the 2024 sierra 2500hd i drove featured the duramax diesel and the prograde trailering system.