2021 GMC Sierra 1500 SLT
$2,768 more than this car
- 64,246 mi
- 4WD
- Automatic
- Gasoline
- Truck
Dave Sinclair Buick GMC · St Louis, MO · 0 mi away
79,674 miles · truck

Why BUY from Dave Sinclair Buick GMC? When you choose this White Frost Tricoat 2021 GMC Sierra 1500 SLT with 79,674 miles, you are not just buying a used vehicle - you are investing in quality, reliability and peace of mind. Our clientele depend on us for Transparent Pricing, Convenience and, most importantly, Customer FIRST Service! No Accidents! One Owner! What this vehicle includes: SLT Convenience PackagePower Sliding Rear Window with Rear DefoggerFront Bucket SeatsFloor-Mounted Center ConsoleHeated 2nd Row Outboard SeatsVentilated Driver and Front Passenger Seats2 USB Ports2 USB Ports (1st Row)Universal Home RemoteSLT Premium Package ($3,045 value)Chrome Wheel to Wheel Assist Steps20" X 9" Polished Aluminum WheelsPreferred Equipment Group 4SAGMC Connected Access CapablePower Front Passenger Windows with Express Up/downPower Rear Windows with Express DownDeep-Tinted GlassKeyless Open and StartPower Door LocksPower Front Windows with Driver Express Up/downRear Wheelhouse LinersColor-Keyed Carpeting Floor CoveringRemote Vehicle Starter SystemElectric Rear-Window DefoggerCompassAuto-Locking Rear DifferentialChrome GrillePremium GMC Infotainment System Radio with Multi-TouchIntegrated Trailer Brake ControllerHeated Driver and Front Outboard Passenger Seating120-Volt Instrument Panel Power OutletAuxiliary External Transmission Oil Cooler12-Volt Rear Auxiliary Power Outlet170 Amp AlternatorElectrical Lock Control Steering ColumnManual Tilt-Wheel and Telescoping Steering ColumnSingle Speed Transfer CaseProGrade Trailering SystemOnStar and GMC Connected Services CapableLED Cargo Area LightingSteering Wheel Audio ControlsRear Dual USB Charging-Only PortsTheft Deterrent System (unauthorized Entry)Front Frame-Mounted Black Recovery Hooks4G LTE Wi-Fi Hotspot CapableTrailering Package Safety and Security The vehicle is equipped with a camera that displays an image of the area behind the vehicle on an interior display.Technology and Telematics Without the need for a manufacturer specific app to be installed on the smart device, the vehicle infotainment system can access and control functions of a smart device physically plugged-into the vehicle. Without the need for a manufacturer specific app to be installed on the smart device, the vehicle infotainment system can access and control functions of a smart device physically plugged-into the vehicle. Mobile devices can wirelessly connect to the internet through the vehicle's private mobile network. Mobile devices can wirelessly connect to the internet through the vehicle's private mobile network. EMISSIONS, FEDERAL REQUIREMENTS, ENGINE, 5.3L ECOTEC3 V8, TRANSMISSION, 8-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED, GVWR, 7100 LBS. (3221 KG), REAR AXLE, 3.23 RATIO, WHEELS, 20" X 9" (50.8 CM X 22.9 CM) POLISHED ALUMINUM, TIRES, 275/60R20SL ALL-TERRAIN, BLACKWALL, TIRE, SPARE 255/80R17SL ALL-SEASON, BLACKWALL, SEATS, FRONT BUCKET, DARK WALNUT/SLATE, PERFORATED LEATHER-APPOINTED FRONT OUTBOARD SEAT TRIM, AUDIO SYSTEM, PREMIUM GMC INFOTAINMENT SYSTEM WITH 8" DIAGONAL COLOR TOUCH-SCREEN, INCLUDES MULTI-TOUCH DISPLAY, AM/FM STEREO, SLT PREMIUM PACKAGE, SLT CONVENIENCE PACKAGE, ASSIST STEPS, CHROME WHEEL TO WHEEL, WINDOW, POWER, REAR SLIDING WITH REAR DEFOGGER, LICENSE PLATE KIT, FRONT, SEATS, VENTILATED DRIVER AND FRONT PASSENGER, SEATS, HEATED SECOND ROW OUTBOARD SEATS, CENTER CONSOLE, FLOOR-MOUNTED, UNIVERSAL HOME REMOTE, USB PORTS, 2 (FIRST ROW) LOCATED ON INSTRUMENT PANEL, NOT EQUIPPED WITH DYNAMIC FUEL MANAGEMENT Come on in to Dave Sinclair Buick GMC today at 5655 South Lindbergh Blvd St Louis MO 63123 or call (314) 272-4060 to schedule a test drive!
Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.
Among the lowest-priced · 75% 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 6, 2026. No price change at this dealership since Nov 6 ($32,031).
AutosXchange Intel Hub: Price changes for this model in Missouri · This model in the Intel Hub · Market movers in Missouri
Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 12); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.
Same 2021–2022 Sierra 1500 SLT · used · any miles · within 50 miles of St Louis, Missouri. All 4 comparable cars for sale, nearest first.
$2,768 more than this car
Dave Sinclair Buick GMC · St Louis, MO · 0 mi away
$5,505 more than this car
Sapaugh Buick GMC · Herculaneum, MO · 20 mi away
$7,969 more than this car
Gastorf Chevrolet · Truesdale, MO · 47 mi away
$3,732 less than this car
Behlmann Chrysler Dodge Jeep Ram · Troy, MO · 48 mi away
2021 GMC Sierra 1500 SLT64,246 miles · Dave Sinclair Buick GMC · St Louis, MO · 0 mi away$34,799$2,768 more than this car
2021 GMC Sierra 1500 SLT32,182 miles · Sapaugh Buick GMC · Herculaneum, MO · 20 mi away$37,536$5,505 more than this car
2022 GMC Sierra 1500 SLT60,067 miles · Gastorf Chevrolet · Truesdale, MO · 47 mi away$40,000$7,969 more than this car
2021 GMC Sierra 1500 SLT102,354 miles · Behlmann Chrysler Dodge Jeep Ram · Troy, MO · 48 mi away$28,299$3,732 less than this carAll years and trims. Nearest first.
Dave Sinclair Buick GMC · St Louis, MO · 0 mi away
Dave Sinclair Buick GMC · St Louis, MO · 0 mi away
Dave Sinclair Buick GMC · St Louis, MO · 0 mi away
Dave Sinclair Buick GMC · St Louis, MO · 0 mi away
Dave Sinclair Buick GMC · St Louis, MO · 0 mi away
Dave Sinclair Buick GMC · St Louis, MO · 0 mi away
Dave Sinclair Buick GMC · St Louis, MO · 0 mi away
Dave Sinclair Buick GMC · St Louis, MO · 0 mi away
2021 GMC Sierra 1500 Denali118,827 miles · Dave Sinclair Buick GMC · St Louis, MO · 0 mi away$35,032
2021 GMC Sierra 3500 HD AT4Dave Sinclair Buick GMC · St Louis, MO · 0 mi away$47,949
2022 GMC Sierra 1500 Limited Denali39,407 miles · Dave Sinclair Buick GMC · St Louis, MO · 0 mi away$39,372
2020 GMC Sierra 1500 Denali85,743 miles · Dave Sinclair Buick GMC · St Louis, MO · 0 mi away$33,152
2024 GMC Sierra 1500 SLE12,513 miles · Dave Sinclair Buick GMC · St Louis, MO · 0 mi away$42,503
2024 GMC Sierra 1500 Denali20,683 miles · Dave Sinclair Buick GMC · St Louis, MO · 0 mi away$54,130
2024 GMC Sierra 1500 Denali94,766 miles · Dave Sinclair Buick GMC · St Louis, MO · 0 mi away$46,001
2024 GMC Sierra 1500 AT425,838 miles · Dave Sinclair Buick GMC · St Louis, MO · 0 mi away$50,585