2021 GMC Sierra 1500 AT4
$4,167 less than this car
- 56,873 mi
- 4WD
- Automatic
- Diesel
- Truck
Liberty Buick · Peoria, AZ · 4 mi away
42,691 miles · truck · Price dropped $1,573

Experience the power and versatility of the 2021 GMC Sierra 1500 AT4 with its robust 6.2L V8 engine and advanced off-road capabilities designed for demanding drivers. This Onyx Black 4D Crew Cab truck combines rugged performance with refined comfort. Under the hood, the Ecotec3 6.2L V8 engine pairs with a smooth 10-speed automatic transmission and four-wheel drive, supported by a locking limited-slip differential for enhanced traction on any terrain. Tow hooks and a tow hitch make hauling heavy loads effortless, while aluminum wheels and 4-wheel disc brakes ensure reliable stopping power. Inside, the Sierra AT4 offers premium features tailored for driver convenience and comfort. Heated and cooled bucket seats with power adjustments and lumbar support accommodate both driver and passenger, complemented by seat memory and pass-through rear seating. The heated steering wheel wrapped in leather adds a touch of luxury, alongside adjustable steering and mirror memory. Climate control with multi-zone A/C keeps everyone comfortable, while keyless entry and remote engine start provide modern ease. Safety remains a priority with daytime running lights, multiple airbags including front side and rear head airbags, stability and traction control, and a backup camera for confident maneuvering. Additional exterior features like fog lamps, heated power folding mirrors, privacy glass, and an integrated tailgate step enhance functionality and style. Be sure to call or visit Arrowhead Cadillac to discover more. Your new favorite vehicle awaits - don't let someone else drive it home!
Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.
Among the highest-priced · 25% of 4 similar listings ask more than this car.
How we calculate market value: comparable cars for sale now plus their last listed prices.
Price tracked by AutosXchange since Nov 5, 2026. 2 price changes at this dealership: $45,499 → $43,327 (−$2,172).
AutosXchange Intel Hub: Price changes for this model in Arizona · This model in the Intel Hub · Market movers in Arizona
Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 11); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.
Same 2021 Sierra 1500 AT4 · used · any miles · within 50 miles of Glendale, Arizona. All 4 comparable cars for sale, nearest first.
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