Gmc Denali Duramax 2024. Denali ultimate is added, and it adds a new level of luxury over the standard. Carpro show host jerry reynolds reviews the escalade of pickup trucks, the 2024 sierra 1500 denali ultimate equipped with the duramax diesel engine.
Denali goes ultimate, at4x joins the ranks. Adaptive cruise control with trailering assist, previously standard on the 2024 at4x and denali ultimate trim levels, now comes on the at4 and denali trims as well.