The 2024 GMC Sierra 2500HD AT4X—and especially the range-topping AEV Edition—takes the already utterly desirable, tamer off-road AT4 model to the next level of off-road prowess (should there be such a ...
In the fall of 2023, I got to drive GMC’s latest heavy-duty off-road pickup truck, the 2024 Sierra 2500 AT4X AEV Edition, on some rough terrain in Montana. The truck’s capabilities impressed, but its ...