GMC is celebrating this year, marking not only the 25 th anniversary of the luxury-oriented Denali sub-brand, but also the 5 th anniversary of the off-road-oriented AT4 sub-brand. Offering a wealth of ...
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 capable, ...
General Motors launched the GMC Sierra AT4 with the debut of the light-duty pickup’s fourth generation for the 2019 model year. The Sierra range, including the AT4, was later refreshed for the 2022.5 ...