Meet the 2024 Sierra 2500HD AT4X, AEV Edition: Overland News
GMC Takes Heavy Duty Further Off-Road GMC has been making tangible strides into the off-road world with their Sierra 1500 AT4X and Canyon AT4X recently. Now, GMC is taking another step, introducing the first-ever 2024 GMC Sierra HD AT4X. It's their goal that this truck enables adventurers