Fair price
25 photosCARFAXWhite Frost Tricoat
2020 GMC Sierra 1500 Denali
$32,376est. $557/mo
- 118,137 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Key Auto Mall · Moline, IL
2020 GMC Sierra
Shop 1,242 2020 GMC Sierra listings from 996 dealers nationwide. Asking prices from $16,223, median $34,560. Prices by year, FAQ and price history.
1,242 active listings. Asking prices from $16,223 to $65,805. These are asking prices, not sold-price averages. 2020 GMC Sierra prices, price changes & market data
Available 2020 GMC Sierra vehicles
Stock photo
1 photosPacific Blue Metallic
2020 GMC Sierra 2500 HD Denali
$55,954est. $963/mo
- 40,414 mi
- 4WD
- Automatic
- Diesel
- Truck
Steve Faulkner Chevrolet GMC · PRINCETON, IN
Fair price
44 photosSatin Steel Metallic
2020 GMC Sierra 1500 Denali
$41,470est. $714/mo
- 38,002 mi
- 4WD
- Automatic
- Gasoline
- Truck
Bob Johnson Buick GMC South · Henrietta, NY
Gray
2020 GMC Sierra 1500 Denali
$38,678est. $666/mo
- 69,163 mi
- 4WD
- Automatic
- Gasoline
- Truck
Alpine Buick GMC South · Colorado Springs, CO
Fair price
29 photosCARFAXRed Quartz Tintcoat
2020 GMC Sierra 1500 SLE
$26,499est. $456/mo
- 71,043 mi
- 4WD
- Automatic
- Gasoline
- Truck
Handy Buick GMC · Saint Albans City, VT
Satin Steel Metallic
2020 GMC Sierra 1500 Elevation
$29,500est. $508/mo
- 65,920 mi
- 4WD
- Automatic
- Gasoline
- Truck
Randy Wise Buick GMC · Fenton, MI
White Frost Tricoat
2020 GMC Sierra 2500HD Denali
$42,727est. $736/mo
- 136,695 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
21st Century Auto Sales · Blackfoot, ID
Price drop −$311Stock photo
12 photosCARFAXOnyx Black
2020 GMC Sierra 1500 AT4
$35,543$35,854est. $612/mo
- 55,804 mi
- 4WD
- Automatic
- Diesel
- Truck
Bergstrom Chevrolet of Appleton · Appleton, WI
Gray
2020 GMC Sierra 1500 SLT
$31,990est. $551/mo
- 131,598 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Diamond Cut Autos · Fort Myers, FL
Gray
2020 GMC Sierra 1500 4WD Crew Cab 147" SLT
$30,699est. $529/mo
- 105,355 mi
- 4WD
- Automatic
- Truck
Bridgeport Auto Mart Inc · Bridgeport, WV
Carbon Black Metallic
2020 GMC Sierra 2500 HD Denali
$41,054est. $707/mo
- 123,615 mi
- 4WD
- Automatic
- Gasoline
- Truck
CMA'S COLONIAL BUICK GMC · Charlottesville, VA
White Frost Tricoat
2020 GMC Sierra 2500 HD Denali
$50,490est. $869/mo
- 86,466 mi
- 4WD
- Automatic
- Diesel
- Truck
Blaise Alexander GMC of Hazleton · Hazleton, PA
Great dealPrice drop −$400
26 photosCARFAXOnyx Black
2020 GMC Sierra 1500 Denali Truck Crew Cab
$29,762$30,162est. $512/mo
- 129,875 mi
- 2WD
- Automatic
- Gasoline
- Truck
Gillman Honda Harlingen · Harlingen, TX
2020 GMC Sierra 1500 SLT
$37,789est. $651/mo
- 35,706 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Automaxx of the Carolinas · Summerville, SC
White Frost Tricoat
2020 GMC Sierra 1500 Denali
$36,446est. $628/mo
- 82,237 mi
- Automatic
- Gasoline
- Truck
Ross Downing Chrysler Dodge Jeep Ram of Mobile · Mobile, AL
Stock photo
1 photosCARFAXQuicksilver Metallic
2020 GMC Sierra 1500 SLT
$29,479est. $508/mo
- 97,115 mi
- 4WD
- Automatic
- Diesel
- Truck
Taylor Grubaugh Chevrolet West Plains, MO · WEST PLAINS, MO
New listingStock photo
1 photosSummit White
2020 GMC Sierra 1500 AT4
$36,474est. $628/mo
- 87,397 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Sands Chrysler Jeep Dodge Ram · Quakertown, PA
Red
2020 GMC Sierra 1500 SLT
$29,899est. $515/mo
- 120,951 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Lion's Auto INC · Denver, CO
Satin Steel Metallic
2020 GMC Sierra 1500 Denali
$42,212est. $727/mo
- 64,000 mi
- 4WD
- Automatic
- Gasoline
- Truck
Classic Buick GMC · Arlington, TX
Onyx Black
2020 GMC Sierra 1500 Denali
$43,000est. $740/mo
- 47,522 mi
- 4WD
- Automatic
- Gasoline
- Truck
Andy Mohr Buick GMC · Fishers, IN
White
2020 GMC Sierra 1500
$34,977est. $602/mo
- 156,010 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Car Smart Of St. Cloud · Saint Cloud, MN
Black
2020 GMC Sierra 1500 Elevation
$21,999est. $379/mo
- 152,758 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Classic Luxury Motors · Buford, GA
Carbon Black Metallic
2020 GMC Sierra 3500HD Denali
$46,923est. $808/mo
- 93,761 mi
- Automatic
- Diesel
- Truck
Scranton GMC of Vernon · Vernon, CT
Fair price
23 photosCARFAXQuicksilver Metallic
2020 GMC Sierra 3500 HD Denali
$46,136est. $794/mo
- 77,620 mi
- 4WD
- Automatic
- Diesel
- Truck
Fountain Buick GMC · Orlando, FL
Summit White
2020 GMC Sierra SLT
$40,362est. $695/mo
- 48,814 mi
- 10-Speed Automatic
- Gasoline
- Truck
Speck Hyundai of Tri-Cities · Kennewick, WA
Price drop −$620
29 photosCARFAXSummit White
2020 GMC Sierra 1500 SLT
$28,256$28,876est. $487/mo
- 141,337 mi
- 4WD
- Automatic
- Gasoline
- Truck
Terry Thompson Chevrolet · DAPHNE, AL
Carbon Black Metallic
2020 GMC Sierra 1500 AT4 4x4
$37,675est. $649/mo
- 55,300 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Certified AutoBrokers · Grand Island, NY
Fair pricePrice drop −$300
42 photosSatin Steel Metallic
2020 GMC Sierra 1500 SLT Truck
$31,578$31,878est. $544/mo
- 107,109 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Joe Machens Lincoln · Columbia, MO
Satin Steel Metallic
2020 GMC Sierra 1500 SLE
$27,997est. $482/mo
- 74,116 mi
- 4WD
- Automatic
- Gasoline
- Car
Platinum Buick GMC of White Plains · WHITE PLAINS, NY
Great deal
25 photosSummit White
2020 GMC Sierra 1500 AT4 EcoTec3 V8 420hp 460ft. lbs.
$25,994est. $448/mo
- 147,106 mi
- 10-Speed Automatic
- Truck
Klement Ford of Muenster · Muenster, TX
Red
2020 GMC Sierra 2500HD
$54,900est. $945/mo
- 100,000 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
D&M Auto Sales LLC · Winchester, VA
Summit White
2020 GMC Sierra 1500 AT4 Truck 8 Cylinder Engine
$42,050est. $724/mo
- 73,861 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Mac Haik Ford Pasadena · Pasadena, TX
Price drop −$1,108
26 photosCARFAXWhite Frost Tricoat
2020 GMC Sierra 1500 SLT
$41,114$42,222est. $708/mo
- 22,930 mi
- 4WD
- Automatic
- Gasoline
- Truck
McElveen Buick GMC · Summerville, SC
Summit White
2020 GMC Sierra 1500 AT4
$29,347est. $505/mo
- 126,226 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
National GMC · AMERICAN FORK, UT
Silver
2020 GMC Sierra 2500HD 4WD Crew Cab 159" Denali
$55,995est. $964/mo
- 55,920 mi
- 4WD
- Automatic
- Truck
Lot Two Auto Sales · Conway, SC
Fair price
28 photosCARFAXOnyx Black
2020 GMC Sierra 1500 SLT
$29,996est. $516/mo
- 74,770 mi
- Automatic
- Gasoline
- Truck
Mayse Automotive Group · Aurora, MO
Fair price
38 photosSummit White
2020 GMC Sierra 1500 AT4
$36,480est. $628/mo
- 88,717 mi
- 4WD
- Automatic
- Truck
Memphis Car Smart · Memphis, TN
Fair price
28 photosDeep Mahogany Metallic
2020 GMC Sierra 1500 SLT
$30,548est. $526/mo
- 92,856 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Mike Castrucci Chrysler Jeep Dodge Ram · Cincinnati, OH
Fair price
49 photosCARFAXSummit White
2020 GMC Sierra 1500 AT4
$35,699est. $615/mo
- 74,217 mi
- 4WD
- Automatic
- Gasoline
- Truck
Rochester Chevrolet · Rochester, MN
Summit White
2020 GMC Sierra 1500 SLT
$36,785est. $633/mo
- 73,330 mi
- Automatic
- Gasoline
- Truck
Royal Automotive · Vestavia Hills, AL
Summit White
2020 GMC Sierra 1500 SLT
$36,786est. $633/mo
- 43,413 mi
- 4WD
- Automatic
- Gasoline
- Truck
Bill Smith Buick GMC · Cullman, AL
Fair price
41 photosCARFAXDark SKY Metallic
2020 GMC Sierra 2500 HD Denali
$53,344est. $918/mo
- 72,800 mi
- 4WD
- Automatic
- Diesel
- Truck
Lugoff Chevrolet · LUGOFF, SC
Pacific Blue Metallic
2020 GMC Sierra 3500 HD AT4
$56,061est. $965/mo
- 63,599 mi
- 4WD
- Automatic
- Diesel
- Truck
Harvest Chevrolet · Yakima, WA
SILVER
2020 GMC Sierra 1500 SLE Crew Cab Short Box 4WD
$20,900est. $360/mo
- 171,293 mi
- 4WD
- Automatic
- Truck
Momax Auto Sales · Lafayette, IN
Stock photo
16 photosCardinal Red
2020 GMC Sierra 2500 HD SLT
$36,936est. $636/mo
- 142,393 mi
- 4WD
- Automatic
- Diesel
- Truck
Petrus GMC · Stuttgart, AR
White Frost Tricoat
2020 GMC Sierra 2500 Denali HD Denali
$53,446est. $920/mo
- 57,143 mi
- AWD
- Automatic
- Diesel
- Truck
STG Montclair · Montclair, CA
Fair price
23 photosOnyx Black
2020 GMC Sierra 2500HD Denali
$50,346est. $867/mo
- 120,615 mi
- Automatic
- Diesel
- Truck
Wolf Motors Ford · Jordan, MN
Pacific Blue Metallic
2020 GMC Sierra 1500 SLT
$34,275est. $590/mo
- 69,985 mi
- 4WD
- Automatic
- Gasoline
- Truck
Baker Chevrolet GMC Big Rapids · Big Rapids, MI
Price drop −$500
3 photosCARFAXCarbon Black Metallic
2020 GMC Sierra 2500 HD Denali
$50,995$51,495est. $878/mo
- 73,539 mi
- 4WD
- Automatic
- Diesel
- Truck
Koons Buick GMC Woodbridge · Woodbridge, VA
Fair price
36 photosCARFAXCarbon Black Metallic
2020 GMC Sierra 2500 HD Denali
$47,988est. $826/mo
- 116,677 mi
- 4WD
- Automatic
- Diesel
- Truck
Lee Peterson GMC of Yakima · Yakima, WA
Silver Birch Metallic
2020 GMC Sierra 1500 SLT
$44,999est. $775/mo
- 72,665 mi
- 4WD
- Automatic
- Gasoline
- Truck
Macova Auto Group Inc. · El Paso, TX
Summit White
2020 GMC Sierra 2500 HD Denali
$46,999est. $809/mo
- 100,446 mi
- 4WD
- Automatic
- Diesel
- Truck
Billion Chevrolet of Sioux Falls · Sioux Falls, SD
Fair price
1 photosDark SKY Metallic
2020 GMC Sierra 2500 HD SLT
$43,744est. $753/mo
- 111,251 mi
- 4WD
- Automatic
- Diesel
- Truck
Brookings Auto Mall · BROOKINGS, SD
White Frost Tricoat
2020 GMC Sierra 2500 HD Denali
$49,241est. $848/mo
- 46,498 mi
- 4WD
- Automatic
- Gasoline
- Truck
Lum's Chevrolet · Mcminnville, OR
Dark Sky Metallic
2020 GMC Sierra 1500 Crew Cab Short Box 4-Wheel Drive AT4
$38,707est. $666/mo
- 81,580 mi
- Automatic
- Gasoline
- Truck
Mathews Nissan · Clarksville, TN
White
2020 GMC Sierra 2500 HD Denali
$59,249est. $1,020/mo
- 23,605 mi
- 4WD
- Automatic
- Diesel
- Truck
Rogers GMC of Hermiston · HERMISTON, OR
Black
2020 GMC Sierra 1500 SLT
$36,900est. $635/mo
- 89,276 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
A AND A AUTO SALES · Gadsden, AZ
New listing
20 photosBlack
2020 GMC Sierra 1500 AT4
$25,500est. $439/mo
- 180,012 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
B&R Auto Sales · Sublette, KS
Satin Steel Metallic
2020 GMC Sierra 1500 SLT
$38,680est. $666/mo
- 59,394 mi
- 4WD
- Automatic
- Diesel
- Truck
Billion Chevrolet of Iowa City · Iowa City, IA
Dark Sky Metallic
2020 GMC Sierra 3500HD Denali
$59,680est. $1,028/mo
- 35,636 mi
- 10-Speed Automatic
- D
- Truck
James Wood Hyundai · Decatur, TX
Onyx Black
2020 GMC Sierra 2500HD AT4
$52,824est. $910/mo
- 74,900 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Umansky Chevrolet · Glendale, WI
New listing
9 photosCARFAXWhite Frost Tricoat
2020 GMC Sierra 2500 HD Denali
$56,880est. $979/mo
- 51,743 mi
- 4WD
- Automatic
- Diesel
- Truck
Vandergriff Chevrolet · Arlington, TX
Good deal
2 photosCARFAXWhite Frost Tricoat
2020 GMC Sierra 3500 HD SLE
$40,584est. $699/mo
- 89,733 mi
- 4WD
- 6-Speed Automatic
- Diesel
- Truck
Southwest Motors · Pueblo, CO
Fair price
3 photosCARFAXOnyx Black
2020 GMC Sierra 1500 Denali
$38,372est. $661/mo
- 66,246 mi
- 4WD
- Automatic
- Gasoline
- Truck
IMPERIAL CHEVROLET · Mendon, MA
Fair price
22 photosCARFAXGray
2020 GMC Sierra 1500
$29,999est. $517/mo
- 103,305 mi
- RWD
- 8-Speed Automatic
- Gasoline
- Truck
Blue Diamond Auto Sales · Ceres, CA
Stock photo
1 photosCARFAXWhite Frost Tricoat
2020 GMC Sierra 1500 Denali
$37,134est. $639/mo
- 93,403 mi
- 4WD
- Automatic
- Gasoline
- Truck
WIESNER BUICK GMC · Conroe, TX
Onyx Black
2020 GMC Sierra 1500 Denali
$34,330est. $591/mo
- 95,539 mi
- 4WD
- Automatic
- Gasoline
- Truck
Labadie Buick GMC · Bay City, MI
Great deal
29 photosCARFAXOnyx Black
2020 GMC Sierra 3500 HD SLE
$39,224est. $675/mo
- 29,798 mi
- 4WD
- Automatic
- Gasoline
- Truck
AutoNation Chevrolet North · Denver, CO
Onyx Black
2020 GMC Sierra 1500 Crew Cab Short Box 4-Wheel Drive SLT
$27,340est. $471/mo
- 135,611 mi
- 4WD
- Automatic
- Gasoline
- Truck
Marthaler Chevrolet of Glenwood · Glenwood, MN
Fair price
57 photosCARFAXDark SKY Metallic
2020 GMC Sierra 1500 SLT
$34,222est. $589/mo
- 71,940 mi
- 4WD
- Automatic
- Diesel
- Truck
Carr Chevrolet · Beaverton, OR
Steel Metallic
2020 GMC Sierra 1500 4WD Crew Cab Short Box Denali
$43,224est. $744/mo
- 75,579 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Street Volkswagen of Amarillo · Amarillo, TX