The AT4 trim level is new for 2026, and it’s aimed at buyers who want more clearance and toughness than the standard trim. It’s also a step above the Silverado EV in terms of standard features and ...

GMC pitches the Sierra EV as off-road capable in its AT4 guise, but that proves tricky for this large and heavy truck. Long range, relatively fast charging speeds, the ability to extend its cargo ...

Although we suspect few Terrain AT4 owners will ultimately venture off-road in any real capacity, the AT4 trim is arguably the variant in which all Terrains will derive their credibility. While its ...

This week, I am reviewing the 2026 GMC Sierra EV AT4 Max Range, the toughest-looking and most capable version yet of GMC's all-electric full-size pickup. While it shares its basic architecture with ...