We're taking a closer look at this pre-refresh Chevy Silverado Trail Boss LT and refreshed GMC Sierra AT4 in the following GM Authority Photo Comparison.

Please use care in your use of the information provided. How much horsepower and torque does a 2022 GMC Sierra 1500 Base Regular Cab Standard Box have? The 2022 GMC Sierra 1500 Base Regular Cab ...

Actual terms vary by lender. Waiting for the Refreshed 2022 AT4 was well worth it! With all the manufacturing issues today, building and shipping was slow, but understandable. Love the truck and ...

Please use care in your use of the information provided. How much horsepower and torque does a 2022 GMC Sierra 3500HD Base Regular Cab Long Box have? The 2022 GMC Sierra 3500HD Base Regular Cab ...

It’s mostly a visual treatment here, though GMC has gifted the Terrain with a steel front skid plate for added protection. Every 2022 Terrain benefits from the facelift seen on the AT4.

*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title ...

GMC first hinted at a rugged AT4 model when the Sierra EV was revealed in 2022. It's finally here, sporting distinctive red tow hooks, an illuminated red GMC badge on the grille, and two extra ...

GMC announces new Elevation and AT4 variants for the 2026 Sierra EV electric pickup truck ... fitted with 33-inch all-season tires, and the interior features a 16.8-inch multimedia touchscreen.

GMC’s flagship electric truck is starting to fill out its lineup. The GM-owned brand announced new AT4 and Elevation trims for the Sierra EV, which will sit below the Denali trim that’s ...