Onyx Black
2020 GMC Sierra 1500 SLT
$33,413est. $575/mo
- 87,150 mi
- 10-Speed Automatic
- Gasoline
- Truck
Newbold Toyota · O Fallon, IL
2020 GMC Sierra
Shop 1,179 2020 GMC Sierra listings from 951 dealers nationwide. Asking prices from $16,223, median $34,577. Prices by year, FAQ and price history.
1,179 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
White Frost Tricoat
2020 GMC Sierra 1500 Denali
$26,652est. $459/mo
- 125,497 mi
- 4WD
- Automatic
- Diesel
- Truck
Nick Dellen GMC · TIPTON, IN
Summit White
2020 GMC Sierra 2500HD AT4
$53,181est. $916/mo
- 45,340 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Sport Durst Volkswagen of Jacksonville · Jacksonville, NC
Great deal
10 photosCARFAXWhite Frost Tricoat
2020 GMC Sierra 1500 Denali
$35,632est. $614/mo
- 98,779 mi
- 4WD
- Automatic
- Gasoline
- Truck
Bruce Lowrie Chevrolet · FORT WORTH, TX
Fair price
59 photosSatin Steel Metallic
2020 GMC Sierra 1500 SLT
$35,746est. $615/mo
- 72,165 mi
- 4WD
- Automatic
- Gasoline
- Truck
Leesburg Buick GMC · Leesburg, VA
Fair price
36 photosCARFAXWhite Frost Tricoat
2020 GMC Sierra 1500 Denali
$35,814est. $617/mo
- 64,804 mi
- 10-Speed Automatic
- Gasoline
- Truck
Zeigler GMC of Holland · Holland, MI
Fair price
34 photosCARFAXWhite
2020 GMC Sierra 1500
$32,999est. $568/mo
- 116,442 mi
- 4WD
- 10-Speed Automatic
- Truck
AUTO RACE · Sunnyvale, CA
Onyx Black
2020 GMC Sierra 1500 Denali
$31,808est. $548/mo
- 98,397 mi
- 4WD
- Automatic
- Gasoline
- Truck
Bergstrom Cadillac of Green Bay · Green Bay, WI
Fair price
25 photosCARFAXWhite Frost Tricoat
2020 GMC Sierra 1500 SLT
$29,995est. $516/mo
- 127,095 mi
- 4WD
- Automatic
- Gasoline
- Truck
Central Cadillac · Jonesboro, AR
Fair price
36 photosOnyx Black
2020 GMC Sierra 1500 Denali Crew Cab 4WD
$32,899est. $566/mo
- 80,194 mi
- 4WD
- 8-Speed Automatic
- Gasoline
- Truck
Choice Auto Sales · Murrysville, PA
Summit White
2020 GMC Sierra 1500 AT4
$37,075est. $638/mo
- 87,908 mi
- Automatic
- Gasoline
- Truck
De Queen Ford · De Queen, AR
Satin Steel Metallic
2020 GMC Sierra Denali
$38,995est. $671/mo
- 87,572 mi
- 10-Speed Automatic
- Gasoline
- Truck
Korf Auto · Yuma, CO
2020 GMC Sierra 1500 Denali Crew Cab Long Box 4WD
$46,980est. $809/mo
- 49,520 mi
- 4WD
- Gasoline
- Truck
Courtesy Motors · South Lewistown, MT
Onyx Black
2020 GMC Sierra 3500HD Denali
$58,022est. $999/mo
- 55,386 mi
- 10-Speed Automatic
- Diesel
- Truck
Ed Morse Ford Sierra Vista · Sierra Vista, AZ
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WHITE
2020 GMC SIERRA 1500 AT4
$26,535est. $457/mo
- 163,342 mi
- 4WheelDriveConfiguration
- Automatic
- Gasoline
- Truck
El Padrino Auto Sales LLC · Arlington, Tx, TX
Great deal
42 photosCARFAXSilver
2020 GMC Sierra 1500 Elevation
$21,600est. $372/mo
- 137,396 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
I-Deal Cars LLC · York, PA
Quicksilver Metallic
2020 GMC Sierra 2500 HD Denali
$54,175est. $933/mo
- 57,574 mi
- 4WD
- Automatic
- Diesel
- Truck
Larry Spacc GMC · Dunkirk, NY
Summit White
2020 GMC Sierra 2500HD Denali
$50,176est. $864/mo
- 81,007 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Lithia Toyota of Redding · Redding, CA
Blue
2020 GMC Sierra 1500 Denali
$37,180est. $640/mo
- 72,041 mi
- 10-Speed Automatic
- Gasoline
- Truck
Mission Ford of Dearborn · Dearborn, MI
Satin Steel Metallic
2020 GMC Sierra 1500 SLT
$25,472est. $439/mo
- 134,891 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Rainbow Chrysler Dodge Jeep RAM Fiat · Covington, LA
Fair price
1 photosCARFAXQuicksilver Metallic
2020 GMC Sierra 1500 SLE
$24,500est. $422/mo
- 107,375 mi
- 4WD
- Automatic
- Gasoline
- Truck
Bishop GMC of Cheboygan, Inc. · CHEBOYGAN, MI
Good deal
34 photosRed Quartz Tintcoat
2020 GMC Sierra 1500 Elevation
$27,299est. $470/mo
- 79,979 mi
- 4WD
- Automatic
- Gasoline
- Truck
Flow Chevrolet of Winston-Salem · Winston-Salem, NC
Carbon Black Metallic
2020 GMC Sierra 2500 HD Denali
$62,110est. $1,069/mo
- 27,128 mi
- 4WD
- Automatic
- Diesel
- Truck
GMC Danvers · Danvers, MA
Quicksilver Metallic
2020 GMC Sierra Elevation Crew Cab
$30,593est. $527/mo
- 108,497 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Grand Junction Chy-Jeep-Dod Inc · Grand Junction, CO
Onyx Black
2020 GMC Sierra 1500 SLE
$23,565est. $406/mo
- 119,716 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
iDrive Motor Sports · Berwyn, IL
Fair price
41 photosCARFAXSatin Steel Metallic
2020 GMC Sierra 1500 Base
$26,340est. $454/mo
- 67,969 mi
- 4WD
- 6-Speed Automatic
- Gasoline
- Truck
Morrie\u0027s Little Falls Chrysler Dodge Jeep RAM · Little Falls, MN
Summit White
2020 GMC Sierra 3500 HD Sierra
$33,950est. $585/mo
- 38,068 mi
- RWD
- Automatic
- Gasoline
- Truck
Solomon Chevrolet · DOTHAN, AL
Price drop −$306
41 photosSummit White
2020 GMC Sierra 1500 SLE
$27,028$27,334est. $465/mo
- 128,598 mi
- 10-Speed Automatic
- Gasoline
- Truck
Tameron Honda Eastern Shore · Daphne, AL
Onyx Black
2020 GMC Sierra 1500 Denali
$39,793est. $685/mo
- 125,862 mi
- 4WD
- Automatic
- Diesel
- Truck
Chevrolet of Clifton · CLIFTON, TX
Onyx Black
2020 GMC Sierra 1500 Denali
$40,122est. $691/mo
- 93,120 mi
- 4WD
- Automatic
- Gasoline
- Truck
Liberty GMC · Peoria, AZ
Satin Steel Metallic
2020 GMC Sierra 1500 Denali
$47,840est. $824/mo
- 9,297 mi
- 4WD
- Automatic
- Gasoline
- Truck
Shortline Buick GMC · Aurora, CO
Cardinal Red
2020 GMC Sierra 1500 Elevation
$28,192est. $485/mo
- 102,724 mi
- 10-Speed Automatic
- Gasoline
- Truck
Titus-Will Ford · Tacoma, WA
Summit White
2020 GMC Sierra 1500 NA
$19,036est. $328/mo
- 137,381 mi
- RWD
- Automatic
- Flex Fuel
- Truck
Bayway Cadillac of The Woodlands · The Woodlands, TX
Quicksilver
2020 GMC Sierra 2500HD Denali
$47,794est. $823/mo
- 116,628 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Copple Chevrolet GMC · Louisville, NE
Stock photo
1 photosCARFAXOnyx Black
2020 GMC Sierra 1500 SLT
$31,304est. $539/mo
- 75,188 mi
- 4WD
- Automatic
- Gasoline
- Truck
Fox Buick GMC · Farmington Hills, MI
Fair price
31 photosCARFAXBlack
2020 GMC Sierra 1500 AT4
$38,329est. $660/mo
- 87,514 mi
- 4WD
- Automatic
- Gasoline
- Truck
i.g. Burton Buick GMC of Elkton · Elkton, MD
Fair price
12 photosWhite Frost Tricoat
2020 GMC Sierra 1500 Denali Truck Crew Cab V-8 cyl
$33,946est. $584/mo
- 114,576 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Kane Ford · Kane, PA
Satin Steel Metallic
2020 GMC Sierra 1500 SLT
$24,819est. $427/mo
- 125,660 mi
- 4WD
- Automatic
- Gasoline
- Truck
Neil Huffman Chevrolet · Frankfort, KY
Red
2020 GMC Sierra 1500
$27,885est. $480/mo
- 138,143 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Nice Guys Auto · Hattiesburg, MS
Fair price
21 photosCARFAXSummit White
2020 GMC Sierra 1500 AT4
$34,990est. $602/mo
- 66,141 mi
- 10-Speed Automatic
- Gasoline
- Truck
Rock Hill Ford · Rock Hill, SC
Summit White
2020 GMC Sierra 1500 SLT
$49,490est. $852/mo
- 59,290 mi
- 4WD
- Automatic
- Gasoline
- Truck
Alexander Subaru · Muncy, PA
Fair price
40 photosQuicksilver Metallic
2020 GMC Sierra 1500 Elevation
$28,198est. $486/mo
- 84,021 mi
- 4WD
- Automatic
- Gasoline
- Truck
Chevrolet of Mount Vernon · Mount Vernon, OH
Black
2020 GMC Sierra 1500 Elevation Crew Cab Short Box 4WD
$32,500est. $560/mo
- 119,992 mi
- 4WD
- Truck
Frenchtown Auto Sales · North Kingstown, RI
Summit White
2020 GMC Sierra 1500 SLE
$30,990est. $534/mo
- 68,888 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
Hampton Hyundai · Fort Walton Beach, FL
Great deal
10 photosCARFAXRed Quartz Tintcoat
2020 GMC Sierra 1500 SLT
$24,889est. $429/mo
- 125,575 mi
- 4WD
- Automatic
- Gasoline
- Truck
Sleepy Hollow Chevrolet Buick GMC · VIROQUA, WI
White Frost Tricoat
2020 GMC Sierra 1500 Denali
$42,999est. $740/mo
- 79,959 mi
- 4WD
- Automatic
- Diesel
- Truck
CASPER GMC CADILLAC · CASPER, WY
Onyx Black
2020 GMC Sierra 1500 SLT
$35,186est. $606/mo
- 90,853 mi
- Automatic
- Gasoline
- Truck
Fayetteville Mitsubishi · Fayetteville, NC
White
2020 GMC Sierra 2500 W/T Crew Cab 4WD SWB
$23,900est. $412/mo
- 159,000 mi
- 4WD
- Automatic
- Truck
Gowen Wholesale Auto · Lawrenceburg, TN
Fair price
29 photosCARFAXWhite Frost Tricoat
2020 GMC Sierra 1500 SLT
$34,899est. $601/mo
- 70,638 mi
- 4WD
- Automatic
- Gasoline
- Truck
JIM HARDMAN BUICK GMC, INC. · GAINESVILLE, GA
Fair price
10 photosSatin Steel Metallic
2020 GMC Sierra 1500 Elevation
$31,948est. $550/mo
- 82,951 mi
- 10-Speed Automatic
- Gasoline
- Truck
Landers McLarty Nissan Huntsville · Huntsville, AL
BLUE
2020 GMC Sierra 2500HD
$46,995est. $809/mo
- 116,671 mi
- 4WD
- Automatic
- Truck
Paradise Motors · Princeton, MN
Blue
2020 GMC Sierra 2500HD
$58,900est. $1,014/mo
- 24,582 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Thompson Car and Truck · Baptistown, NJ
Fair price
32 photosOnyx Black
2020 GMC Sierra 3500HD Denali
$57,977est. $998/mo
- 59,685 mi
- 4WD
- Automatic
- Diesel
- Truck
Unique Ford, Inc · Goffstown, NH
Fair price
23 photosCARFAXRed Quartz Tintcoat
2020 GMC Sierra 3500 HD Denali
$52,340est. $901/mo
- 84,636 mi
- 4WD
- Automatic
- Diesel
- Truck
Wuerflein GMC · Albert Lea, MN
Dark SKY Metallic
2020 GMC Sierra 1500 SLT
$41,994est. $723/mo
- 19,111 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
BOB VALENTI CHEVROLET, INC. · MYSTIC, CT
Great deal
23 photosCardinal Red
2020 GMC Sierra 1500 Elevation
$24,165est. $416/mo
- 92,022 mi
- 4WD
- Automatic
- Gasoline
- Truck
Burdick Chevrolet Buick GMC · Cicero, NY
Burgundy
2020 GMC Sierra 2500 Denali Crew cab 4x4 HD Duramax Truck
$55,995est. $964/mo
- 91,161 mi
- Automatic
- Diesel
- Truck
Graham Motor Company LLC · Safford, AZ
Blue
2020 GMC Sierra 1500
$21,550est. $371/mo
- 95,030 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
OKC EXECUTIVE AUTO SALES · Oklahoma City, OK
Stock photo
1 photosCARFAXSummit White
2020 GMC Sierra 1500 SLT
$35,120est. $605/mo
- 63,500 mi
- RWD
- Automatic
- Gasoline
- Truck
Oviedo Chevrolet GMC · LA GRANGE, TX
Fair price
43 photosCARFAXDark SKY Metallic
2020 GMC Sierra 2500 HD Denali
$43,980est. $757/mo
- 131,967 mi
- 4WD
- Automatic
- Diesel
- Truck
Suburban Cadillac of Plymouth · Plymouth, MI
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
Fair price
25 photosOnyx Black
2020 GMC Sierra 1500 Base
$27,353est. $471/mo
- 59,028 mi
- 4WD
- 6-Speed Automatic
- Gasoline
- Truck
Davidson Ford of Clay · Liverpool, NY
Summit White
2020 GMC Sierra 1500 Elevation
$26,998est. $465/mo
- 101,823 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Hometown Chevrolet · Waverly, OH
White
2020 GMC Sierra 2500HD
$51,172est. $881/mo
- 86,876 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Michaels Auto Plaza · East Greenbush, NY
White Frost Tricoat
2020 GMC Sierra 1500 Denali
$37,022est. $637/mo
- 49,129 mi
- 4WD
- 10-Speed Automatic
- Gasoline
- Truck
MIG Chrysler Dodge Jeep Ram · Bellefontaine, OH
Fair price
20 photosCARFAXRed Quartz Tintcoat
2020 GMC Sierra 1500 SLT
$32,820est. $565/mo
- 98,742 mi
- 4WD
- Automatic
- Gasoline
- Truck
Bill Wells Chevrolet · Plainview, TX
Fair price
31 photosCARFAXWhite
2020 GMC Sierra 1500 Denali Crew Cab
$35,995est. $620/mo
- 56,516 mi
- 4WD
- Automatic
- Truck
BSM Motors · Salem, VA
Stock photo
16 photosCARFAXQuicksilver Metallic
2020 GMC Sierra 2500 HD Denali
$50,520est. $870/mo
- 46,851 mi
- 4WD
- Automatic
- Diesel
- Truck
Cable Dahmer Chevrolet of Independence · Independence, MO
Pacific Blue
2020 GMC Sierra 1500 Denali
$34,479est. $594/mo
- 117,055 mi
- 4WD
- Automatic
- Gasoline
- Car
Coggin Toyota at the Avenues · Jacksonville, FL
Red Quartz Tintcoat
2020 GMC Sierra 3500HD Denali
$47,103est. $811/mo
- 93,788 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Karl Malone Chevrolet Park City · Park City, UT
Great deal
9 photosCARFAXDark Sky Metallic
2020 GMC Sierra 1500 SLT Truck 8 Cylinder Engine
$25,916est. $446/mo
- 157,706 mi
- RWD
- 8-Speed Automatic
- Gasoline
- Truck
Mac Haik Ford · Houston, TX
White
2020 GMC Sierra 1500
$25,000est. $430/mo
- 146,114 mi
- 4WD
- 10-Speed Automatic
- Diesel
- Truck
Smart Deals Auto Sale LLC · Maine, NY