Edmunds also has gmc sierra 2500hd diesel pricing, mpg, specs, pictures, safety. The 2024 gmc sierra 2500 hd at4x aev edition adds functional style from american expedition vehicles trove of aftermarket accessories in a production.
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. The sierra hds get a revised front fascia with newly available led headlights and taillights with sequential turn signals.