A strange photo shows a GMC Sierra AT4 bottomed out on some structure in a parking lot. We're really like to know what the ...

When it launched for the 2023 model year, the current generation GMC Canyon AT4 was offered with two All Terrain tire options and one Mud Terrain tire option. Now, the 2025 GMC Canyon has deleted ...

When you want to go off-road, uptown-style, GMC supports that vision with a rugged line of trucks and SUVs packaged under the AT4 label, or All-Terrain 4WD. These mighty vehicles are off-road ...

The 2025 GMC Acadia AT4 is a rugged and more affordable option than the GMC Yukon if you don’t need as much space. My week with this luxury SUV was more comfortable and adventurous than expected.