Find the best used 2021 GMC Sierra 1500 SLT near you. Every used car for sale comes with a free CARFAX Report. We have 1,436 2021 GMC Sierra 1500 SLT vehicles for sale that are …

Test drive Used 2021 GMC Sierra 1500 SLT at home from the top dealers in your area. Search from 804 Used GMC Sierra 1500 cars for sale, including a 2021 GMC Sierra 1500 SLT and a …

Edmunds' expert review of the Used 2021 GMC Sierra 1500 provides the latest look at trim-level features and specs, performance, safety, and comfort.

Jan 30, 2025 · The prices here reflect what buyers are currently paying for used 2021 GMC Sierra 1500 models in typical condition when purchasing from a dealership. These prices are …

The 2021 GMC Sierra 1500 is the same thing as a Chevrolet Silverado 1500, but with different styling and a handful of unique features, like an optional carbon-fiber composite cargo bed.

The 2021 GMC Sierra 1500 is praised for its powerful performance, excellent fuel economy, and advanced technology. Owners value its quiet cabin, smooth handling, and towing capacity.