Black
2020 GMC Sierra 1500 SLT
$33,595est. $578/mo
- 103,345 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
A & J AUTO SALES · Eagle Grove, IA
2020 GMC Sierra
Shop 1,183 2020 GMC Sierra listings from 955 dealers nationwide. Asking prices from $16,223, median $34,800. Prices by year, FAQ and price history.
1,183 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
Onyx Black
2020 GMC Sierra 1500 AT4
$37,698est. $649/mo
- 72,638 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
D3 Auto Sales - Des Arc, AR · Des Arc, AR
Stock photo
1 photosCARFAXWhite Frost Tricoat
2020 GMC Sierra 1500 Denali
$42,153est. $726/mo
- 50,561 mi
- 4WD
- Automatic
- Gasoline
- Truck
Garber Chevrolet Highland · HIGHLAND, IN
Stock photo
15 photosCARFAXOnyx Black
2020 GMC Sierra 1500 Elevation
$25,609est. $441/mo
- 110,575 mi
- 4WD
- Automatic
- Gasoline
- Truck
Les Stanford Cadillac · Dearborn, MI
Fair price
27 photosCARFAXBlue
2020 GMC Sierra 1500 4WD Crew Cab 147" Denali
$35,998est. $620/mo
- 95,915 mi
- 4WD
- Automatic
- Truck
Levi's Auto Sales · DENVER, CO
2020 GMC Sierra 1500 SLE
$28,889est. $497/mo
- 80,566 mi
- Truck
Mark Wahlberg Chevy of Worthington · Worthington, OH
Stock photo
1 photosSummit White
2020 GMC Sierra AT4
$53,535est. $922/mo
- 59,658 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Stephens Ford · Danville, WV
Fair price
29 photosCARFAXCarbon Black Metallic
2020 GMC Sierra 1500 AT4 Truck
$31,117est. $536/mo
- 128,324 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Benson Ford Inc. · Easley, SC
Fair pricePrice drop −$994
30 photosCARFAXPacific Blue Metallic
2020 GMC Sierra 1500 AT4
$29,992$30,986est. $516/mo
- 127,158 mi
- 10-Speed Automatic
- Gasoline
- Truck
Lexus of Jacksonville · Jacksonville, FL
Onyx Black
2020 GMC Sierra 1500 Denali
$33,823est. $582/mo
- 84,302 mi
- Automatic
- Diesel
- Truck
Sunrise Chevrolet · OMAK, WA
Black
2020 GMC Sierra 1500
$37,997est. $654/mo
- 122,807 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
TEDS CAR CENTER · Athens, AL
Stock photo
12 photosCARFAXOnyx Black
2020 GMC Sierra 1500 4WD Crew Cab Short Box SLT
$32,335est. $557/mo
- 96,189 mi
- 10-Speed Automatic
- Gasoline
- Truck
All American Chrysler Jeep Dodge Ram FIAT of San Angelo · San Angelo, TX
White Frost Tricoat
2020 GMC Sierra 1500 SLT
$32,721est. $563/mo
- 96,857 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Auto Gallery Jacksonville · Jacksonville, FL
Fair price
22 photosCARFAXBlack
2020 GMC Sierra 1500 4WD Crew Cab 147" Denali
$39,900est. $687/mo
- 85,843 mi
- 4WD
- Automatic
- Truck
Cross Pointe Auto · Amarillo, TX
Red Quartz Tintcoat
2020 GMC Sierra 2500 HD SLE Crew Cab
$41,389est. $713/mo
- 70,356 mi
- 4WD
- Automatic
- Diesel
- Truck
Jim Schmidt Chevrolet of Hicksville · Hicksville, OH
Great deal
15 photosCARFAXSatin Steel Metallic
2020 GMC Sierra 1500 AT4
$30,258est. $521/mo
- 112,185 mi
- Automatic
- Gasoline
- Truck
Karl Malone Chevrolet El Dorado · El Dorado, AR
Stock photo
16 photosCARFAXSummit White
2020 GMC Sierra 2500 HD SLT
$36,999est. $637/mo
- 116,294 mi
- 4WD
- Automatic
- Diesel
- Truck
Kenton Chevrolet · Kenton, TN
Summit White
2020 GMC Sierra 2500HD Denali 4x4 Truck Crew Cab
$56,067est. $965/mo
- 71,590 mi
- 4WD
- Automatic
- Diesel
- Truck
Lithia Toyota of Medford · Medford, OR
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Fair price
24 photosRed Quartz Tintcoat
2020 GMC Sierra 1500 Denali
$32,995est. $568/mo
- 93,403 mi
- 4WheelDriveConfiguration
- Automatic
- Truck
Metro Detroit Car Guy @ Legend Motors · waterford, MI
Dark Sky
2020 GMC Sierra 1500 Denali
$39,426est. $679/mo
- 43,416 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Salt Lake Valley Chrysler Dodge Jeep Ram · Salt Lake City, UT
Fair price
10 photosOnyx Black
2020 GMC Sierra 1500 Elevation
$28,814est. $496/mo
- 77,342 mi
- 4WD
- Automatic
- Gasoline
- Truck
Kool Chevrolet · Grand Rapids, MI
Dark Sky Metallic
2020 GMC Sierra 1500 SLT
$26,752est. $461/mo
- 134,821 mi
- 4WD
- Automatic
- Gasoline
- Truck
Lester Glenn GMC · Toms River, NJ
Summit White
2020 GMC Sierra 1500 SLT
$39,995est. $689/mo
- 37,630 mi
- Automatic
- Gasoline
- Truck
Pacific Auto Center · Fontana, CA
Fair price
34 photosCARFAXDark Sky Metallic
2020 GMC Sierra 1500 AT4
$36,371est. $626/mo
- 64,439 mi
- 10-Speed Automatic
- Gasoline
- Truck
Swickard Honda Thousand Oaks · Westlake Village, CA
Onyx Black
2020 GMC Sierra 1500 Elevation
$35,049est. $603/mo
- 63,853 mi
- 4WD
- Automatic
- Gasoline
- Truck
Bob McCosh Chevrolet Buick GMC Cadillac · Columbia, MO
Price drop −$550
37 photosCARFAXOnyx Black
2020 GMC Sierra 3500 HD Denali
$54,775$55,325est. $943/mo
- 40,782 mi
- 4WD
- Automatic
- Diesel
- Truck
CAPITOL CADILLAC OF SALEM · Salem, OR
Fair price
23 photosCARFAXRed
2020 GMC Sierra 1500 AT4 Crew Cab Long Box 4WD
$30,495est. $525/mo
- 124,111 mi
- 4WD
- Automatic
- Truck
CarNetwork Pre-Owned · Saint Albans, WV
Great deal
33 photosBlack
2020 GMC Sierra 1500 Truck Crew Cab
$29,286est. $504/mo
- 119,044 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Crippen Mazda · Lansing, MI
White Frost Tricoat
2020 GMC Sierra 1500 Denali Truck Crew Cab Short Box
$37,291est. $642/mo
- 88,444 mi
- 4WD
- Automatic
- Diesel
- Truck
Hirning Buick GMC · Pocatello, ID
Stock photo
1 photosCARFAXSteel Metallic
2020 GMC Sierra 1500 AT4
$23,497est. $405/mo
- 148,220 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Kaiser GMC Inc. · Deland, FL
Fair price
40 photosCarbon Black Metallic
2020 GMC Sierra 1500 Truck Crew Cab SLT
$32,667est. $562/mo
- 84,610 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Lewis Ford Sales · Fayetteville, AR
Cardinal Red
2020 GMC Sierra 2500 HD
$32,499est. $560/mo
- 98,631 mi
- 4WD
- Automatic
- Gasoline
- Truck
Alden GMC · Fairhaven, MA
Summit White
2020 GMC Sierra 3500 HD SLT
$40,139est. $691/mo
- 119,890 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
AutoMaxx of Aberdeen · Aberdeen, SD
Onyx Black
2020 GMC Sierra 1500 SLT
$37,075est. $638/mo
- 66,223 mi
- 10-Speed Automatic
- Gasoline
- Truck
Capitol Mitsubishi · Jefferson, WV
WHI White
2020 GMC Sierra 3500HD SLE
$49,203est. $847/mo
- 54,841 mi
- 4WD
- Automatic
- Diesel
- Truck
Lithia Ford of Missoula · Missoula, MT
Great dealPrice drop −$1,000
35 photosBlack
2020 GMC Sierra 2500HD
$41,900$42,900est. $721/mo
- 172,514 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
De Anda Auto Sales · South Sioux City, NE
Tire, spare LT275/70R18 all-terrain, bla
2020 GMC Sierra 2500HD
$44,300est. $763/mo
- 106,252 mi
- 4WD
- Automatic
- Truck
Dwain Taylor Used Cars · Murray, KY
Pacific Blue Metallic
2020 GMC Sierra 1500 Elevation
$26,999est. $465/mo
- 98,982 mi
- 4WD
- Automatic
- Gasoline
- Truck
Eric von Schledorn Chevrolet · Saukville, WI
Stock photo
1 photosCARFAXQuicksilver Metallic
2020 GMC Sierra 1500 SLT
$29,318est. $505/mo
- 118,108 mi
- 4WD
- Automatic
- Gasoline
- Truck
Luke Fruia Motors · Brownsville, TX
Steel Metallic
2020 GMC Sierra 1500 SLT
$31,759est. $547/mo
- 81,816 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Taverna Chrysler Dodge Jeep Ram FIAT · Plantation, FL
Cardinal Red
2020 GMC Sierra 1500 SLT
$36,390est. $627/mo
- 63,860 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
AutoNation Subaru Scottsdale · Scottsdale, AZ
Satin Steel
2020 GMC Sierra 1500 SLT
$22,944est. $395/mo
- 163,252 mi
- 4WD
- Automatic
- Diesel
- Truck
Corwin Toyota of Fargo · Fargo, ND
Fair price
12 photosSatin Steel
2020 GMC Sierra Denali
$39,850est. $686/mo
- 84,390 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
George Tubbs & Sons Ford Sales Inc · Colby, KS
White
2020 GMC Sierra 2500 AT4
$34,500est. $594/mo
- 210,336 mi
- 4WD
- Automatic
- Diesel
- Truck
Hunt Automotive LLC · Spartanburg, SC
White
2020 GMC Sierra 2500 HD Denali
$57,245est. $986/mo
- 68,825 mi
- 4WD
- Automatic
- Diesel
- Truck
Johnston Motor Co · Florence, OR
Onyx Black
2020 GMC Sierra 1500 Elevation
$33,995est. $585/mo
- 44,067 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Kia of Groton · Groton, CT
Fair price
24 photosDark Sky Metallic
2020 GMC Sierra 1500 Denali Truck Crew Cab
$35,391est. $609/mo
- 83,383 mi
- 4WD
- 10-Speed Automatic
- Truck
Malouf Lincoln · North Brunswick, NJ
Great deal
15 photosDark Sky Metallic
2020 GMC Sierra SLT
$29,322est. $505/mo
- 132,340 mi
- 10-Speed Automatic
- Gasoline
- Truck
Northwood Hyundai · Eureka, CA
Onyx Black
2020 GMC Sierra 1500 Denali
$31,991est. $551/mo
- 90,836 mi
- 4WD
- Automatic
- Diesel
- Truck
Patriot Buick GMC · Killeen, TX
Fair price
27 photosCARFAX
Black
2020 GMC Sierra 1500
$22,998est. $396/mo
- 155,812 mi
- 4WD
- 8-Speed Automatic
- Truck
Classic Auto Sales · Holliston, MA
Summit White
2020 GMC Sierra 2500HD Truck
$54,125est. $932/mo
- 59,690 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Classic Mazda · Texarkana, TX
Great deal
38 photosQuicksilver
2020 GMC Sierra 2500HD Denali
$47,081est. $811/mo
- 95,283 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Hoffman Lincoln · East Hartford, CT
Onyx Black
2020 GMC Sierra 2500 HD Denali
$48,979est. $843/mo
- 84,168 mi
- 4WD
- Automatic
- Diesel
- Truck
Jim Norton Chevrolet · Broken Arrow, OK
Great deal
31 photosCARFAXBlue
2020 GMC Sierra 1500
$16,223est. $279/mo
- 158,923 mi
- 4WD
- 8-Speed Automatic
- Gasoline
- Truck
K-M-P Auto Group · San Antonio, TX
Summit White
2020 GMC Sierra 2500HD Denali
$53,744est. $925/mo
- 68,694 mi
- 10-Speed Automatic
- Diesel
- Truck
Ken Ganley Ford Norton · Barberton, OH
White Frost Tricoat
2020 GMC Sierra 1500 4WD Crew Cab Short Box Denali
$29,651est. $511/mo
- 126,983 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
South County Auto Plaza · St. Louis, MO
Summit White
2020 GMC Sierra 1500 AT4 Truck Crew Cab
$35,183est. $606/mo
- 83,975 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Volvo Cars of Tulsa · Tulsa, OK
Price drop −$898
44 photosCARFAXQuicksilver
2020 GMC Sierra 1500 SLT
$31,898$32,796est. $549/mo
- 128,543 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Butler Honda · Milledgeville, GA
Great deal
32 photosCARFAXSummit White
2020 GMC Sierra 1500 AT4
$33,900est. $584/mo
- 87,450 mi
- 10-Speed Automatic
- Diesel
- Truck
Fugate Ford · Enumclaw, WA
Price drop −$225
37 photosCARFAXQuicksilver Metallic
2020 GMC Sierra 1500 SLT
$20,749$20,974est. $357/mo
- 153,158 mi
- 2WD
- Automatic
- Gasoline
- Truck
Reliable Chevrolet · Richardson, TX
Fair price
36 photosCARFAXSatin Steel Metallic
2020 GMC Sierra 1500 Elevation
$27,900est. $480/mo
- 66,827 mi
- 4WD
- Automatic
- Gasoline
- Truck
Ron Marhofer Buick GMC, INC. · North Canton, OH
Summit White
2020 GMC Sierra 2500HD Denali Crew Cab Short Bed Truck V8 32V DDI OHV Turbo Diesel
$54,269est. $934/mo
- 69,127 mi
- 10-Speed Automatic
- Truck
Watseka Ford Lincoln Inc. · Watseka, IL
Good deal
39 photosCARFAXOnyx Black
2020 GMC Sierra 1500 Denali
$34,790est. $599/mo
- 112,131 mi
- 10-Speed Automatic
- Gasoline
- Truck
Jeff D'Ambrosio Volkswagen · Downingtown, PA
Onyx Black
2020 GMC Sierra 2500 HD Denali
$57,199est. $985/mo
- 46,511 mi
- 4WD
- Automatic
- Diesel
- Truck
Mike Anderson Chevrolet of Gas City · Gas City, IN
Summit White
2020 GMC Sierra 2500HD Truck
$27,900est. $480/mo
- 138,197 mi
- Automatic
- Gasoline
- Truck
Peak Auto Sales LLC · Pocatello, ID
Dark Sky Metallic
2020 GMC Sierra 2500 HD Denali
$52,245est. $900/mo
- 82,280 mi
- 4WD
- Automatic
- Diesel
- Truck
Salvadore Chevrolet · Gardner, MA
Fair price
31 photosBlack
2020 GMC Sierra 1500 AT4
$36,000est. $620/mo
- 115,700 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Seven Mile Motors, Inc. · Naples, FL
White
2020 GMC Sierra 1500 SLT
$47,980est. $826/mo
- 29,679 mi
- Gasoline
- Truck
THE Prestige Gallery · Tallahassee, FL
Blue
2020 GMC Sierra 1500 SLT
$34,995est. $603/mo
- 95,500 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Uno's Auto Sales · Milwaukee, WI
Price drop −$460
30 photosCARFAXWhite Frost Tricoat
2020 GMC Sierra 1500 Denali
$40,329$40,789est. $694/mo
- 45,726 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Vandergriff Acura · Arlington, TX