2024 Gmc At4x Aev Hd. 2024 gmc sierra 2500 at4x aev. 2024 gmc sierra 2500 hd at4x aev photo by benjamin hunting.

2024 gmc sierra 1500 at4 & at4x. The 2024 gmc sierra hd at4x and at4x aev edition are expected to arrive at dealerships in the fall of 2023.