The J.D. Power 100-Point Score is based on hundreds of thousands of independent and unbiased opinions of verified car owners. Owners' experience with this brand's dealerships during the purchase and ...

Before Sierra became a full-size truck model of its own in 1988, the name was used to describe an available trim on other GMC trucks. The GMC Sierra has done well in sales despite stiff competition ...

GMC Sierra 1500 All Terrain models were off-road-oriented variants that preceded the currently-available Sierra 1500 AT4 pickup truck. To clarify, the All Terrain moniker applied to a package ...

GMC Sierra 1500 AT4 models are off-road-oriented variants that combine enhanced capabilities with GMC’s premium refinement to practically complement an authentic outdoor lifestyle The ...

The 2020 GMC Sierra 1500 AT4 took a bit of engineering magic to fit the new powerplant under the hood, but GM's 3.0L inline-six Duramax diesel has finally met the Sierra 1500 AT4. The engine comes ...

The 2024 Sierra 1500 is GMC's half-ton pickup truck option and is mechanically very similar to its corporate cousin, the Chevrolet Silverado. Configurable in a variety of cab styles including regular, ...

That sound you just heard was the average transaction price going up on the highest-end GMC Sierras. The 2022 GMC Sierra 1500 lineup has been refreshed with a better, finally competitive, interior and ...