2020 GMC Sierra 1500 Denali
$5,000 less than this car
- 99,500 mi
- 4WD
- Automatic
- Diesel
- Truck
Brookings Auto Mall · Brookings, SD · 0 mi away
90,114 miles · truck

**NO ACCIDENTS, **ONE OWNER, **BACK-UP CAMERA, **MOONROOF / SUNROOF, **LEATHER INTERIOR, **HEATED & COOLED SEATS, **SIRIUS XM RADIO, **TOW PACKAGE, **ONSTAR, 10-Speed Automatic, 4WD, Jet Black Leather. 2021 GMC Sierra 1500 Denali 4WD Onyx Black 10-Speed Automatic EcoTec3 5.3L V8 Brookings Auto Mall - Your Premier Buick, Chevrolet, and GMC Dealership Since 1961 At Brookings Auto Mall, we are dedicated to providing top-tier service for all your automotive needs. As your trusted Buick, Chevrolet, and GMC dealership, we offer an exceptional selection of new and pre-owned vehicles, all fully inspected and detailed for your peace of mind. Our experienced sales team is here to guide you through the buying process, ensuring you find the perfect vehicle. Why Choose Brookings Auto Mall? Extensive Inventory: Explore our diverse selection of new Buick, Chevrolet, and GMC models, along with a wide variety of pre-owned vehicles from various other top brands, all carefully chosen to meet your needs and budget. Expert Financing Services: Our finance team is committed to securing the best rates and tailored financing options to fit your needs. Comprehensive Parts & Service Center: Keep your vehicle running smoothly with our certified technicians and genuine OEM parts. We offer everything from routine maintenance to complex repairs. GM Certified Collision Repair Center: Trust our skilled professionals to restore your vehicle to its original condition, using state-of-the-art equipment and techniques. Serving the Brookings community and surrounding areas, including Watertown, Sioux Falls, Mitchell, Aberdeen, Sioux City, Fargo, Moorhead, Madison, Huron, and Marshall, we pride ourselves on delivering the highest quality of service and professionalism. Visit Us Today! Discover the Brookings Auto Mall difference. Whether you're shopping for a new vehicle, need expert maintenance, or looking for the best financing options, we've got you covered. Stop dreaming, start driving with Brookings Auto Mall. Visit us online at www.brookingsautomall.com or call us at (605) 696-7834 to get started!
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 9, 2026. No price change at this dealership since Nov 9 ($35,244).
AutosXchange Intel Hub: Price changes for this model in South Dakota · This model in the Intel Hub · Market movers in South Dakota
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 2020–2021 Sierra 1500 Denali · used · any miles · within 100 miles of Brookings, South Dakota. All 4 comparable cars for sale, nearest first.
$5,000 less than this car
Brookings Auto Mall · Brookings, SD · 0 mi away
$6,964 more than this car
Dahl Motors GMC · Pipestone, MN · 29 mi away
$744 less than this car
Kruse Ford Lincoln Inc. · Marshall, MN · 52 mi away
$5,895 less than this car
Heartland Motor Company · Morris, MN · 97 mi away
2020 GMC Sierra 1500 Denali99,500 miles · Brookings Auto Mall · Brookings, SD · 0 mi away$30,244$5,000 less than this car
2021 GMC Sierra 1500 Denali41,334 miles · Dahl Motors GMC · Pipestone, MN · 29 mi away$42,208$6,964 more than this car
2021 GMC Sierra 1500 Denali Truck I693,825 miles · Kruse Ford Lincoln Inc. · Marshall, MN · 52 mi away$34,500$744 less than this car
2020 GMC Sierra 1500 Denali135,389 miles · Heartland Motor Company · Morris, MN · 97 mi away$29,349$5,895 less than this carAll years and trims. Nearest first.
Brookings Auto Mall · Brookings, SD · 0 mi away
Brookings Auto Mall · Brookings, SD · 0 mi away
Brookings Auto Mall · Brookings, SD · 0 mi away
Brookings Auto Mall · Brookings, SD · 0 mi away
Brookings Auto Mall · Brookings, SD · 0 mi away
Brookings Auto Mall · Brookings, SD · 0 mi away
Brookings Auto Mall · Brookings, SD · 0 mi away
Brookings Auto Mall · Brookings, SD · 0 mi away
2021 GMC Sierra 1500 SLT97,875 miles · Brookings Auto Mall · Brookings, SD · 0 mi away$30,544
2021 GMC Sierra 1500 SLT75,644 miles · Brookings Auto Mall · Brookings, SD · 0 mi away$35,744
2021 GMC Sierra 1500 AT464,436 miles · Brookings Auto Mall · Brookings, SD · 0 mi away$41,244
2022 GMC Sierra 1500 Limited Denali64,615 miles · Brookings Auto Mall · Brookings, SD · 0 mi away$38,244
2022 GMC Sierra 1500 Limited SLT54,121 miles · Brookings Auto Mall · Brookings, SD · 0 mi away$36,744
2022 GMC Sierra 1500 Limited Denali62,537 miles · Brookings Auto Mall · Brookings, SD · 0 mi away$39,244
2020 GMC Sierra 2500 HD SLT111,251 miles · Brookings Auto Mall · Brookings, SD · 0 mi away$43,744
2022 GMC Sierra 1500 SLT62,169 miles · Brookings Auto Mall · Brookings, SD · 0 mi away$40,544