A GMC Sierra AT4X driving across rocky desert terrain.

First-Drive: 2022 GMC Sierra AT4X

The GMC Sierra AT4 made an impact in the off-road market when it was released in 2019, but the all-new 2022 Sierra AT4X takes that to a whole new level.

A GMC Sierra AT4X driving across rocky desert terrain.

First-Drive: 2022 GMC Sierra AT4X

The GMC Sierra AT4 made an impact in the off-road market when it was released in 2019, but the all-new 2022 Sierra AT4X takes that to a whole new level.

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