It's the logical question following the 2024 Chevrolet Silverado 2500HD ZR2's announcement: What about GMC? When will there ...

GMC’s flagship electric truck is starting to fill out ... The AT4 will be the highest-riding Sierra, with 2 inches of additional lift thanks to lifted coil suspension and new 35-inch tires.

The Overland Expo used the rugged and capable GMC Sierra HD AT4X AEV Edition as the basis of this year’s Ultimate Overland ...