The GMC Sierra AT4X was released with the Sierra's 2022 refresh, but it received a unique grille design distinct from the ...

These days, GMC offers six vehicles with the AT4 package: three SUVs and three pickups, including the Canyon, Sierra 1500, ...

The 2019 GMC Sierra AT4 proves that GM's upmarket truck and SUV brand is getting serious about offering rough-and-tumble capability to rival the Ford F-150, Toyota Tundra, Ram 1500 and Nissan Titan.

The 2019 GMC Sierra AT4 blends off-road hardware into a modern, thoroughly updated pickup truck that doesn't skimp on power, luxury, or safety equipment. From its higher suspension setup to its ...

If you look past the few shortcomings, you’ll see that the 2019 GMC Sierra AT4 is a true winner of a truck. This article originally appeared on Off-Road.com Share ...