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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

☆14 photos

Silver

2020 GMC Sierra

$34,309est. $591/mo

• 75,003 mi
• 10-Speed Automatic
• Truck

Dean Arbour Ford Lincoln · Alpena, MI

0 viewsStock # U10599

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Fair price

☆10 photos

White

2020 GMC Sierra 2500HD Base Crew Cab 4WD

$28,500est. $491/mo

• 158,046 mi
• 4WD
• Automatic
• Truck

Dynamite Deals, LLC · Arnold, MO

0 viewsStock # 8330259

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☆50 photosCARFAX

Onyx Black

2020 GMC Sierra 1500 Elevation

$28,345est. $488/mo

• 120,946 mi
• 4WD
• Automatic
• Gasoline
• Truck

Max Motors of Nevada Chevrolet · Nevada, MO

0 viewsStock # T2427A

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☆30 photosCARFAX

Red Quartz Tintcoat

2020 GMC Sierra 1500 SLT Crew Cab SLT 4WD 5.3

$27,995est. $482/mo

• 119,788 mi
• Automatic
• Gasoline
• Truck

Mileground Pre-Owned Motors, Inc. · Morgantown, WV

0 viewsStock # 4940

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Fair price

☆24 photosCARFAX

Dark Sky Metallic

2020 GMC Sierra 1500 SLT

$32,350est. $557/mo

• 96,618 mi
• 4WD
• 10-Speed Automatic
• Gasoline
• Truck

Whitewater Chrysler Dodge Jeep Ram · Saint Charles, MN

0 viewsStock # 15421A

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Great deal

☆34 photos

Deep Mahogany Metallic

2020 GMC Sierra 1500 SLE

$21,923est. $377/mo

• 145,244 mi
• 4WD
• Automatic
• Gasoline
• Car

Dave Gill Chevrolet · Columbus, OH

0 viewsStock # 23201A

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☆83 photosCARFAX

Black

2020 GMC Sierra 3500HD Denali Crew Cab 4WD

$40,946est. $705/mo

• 116,565 mi
• 4WD
• 9-Speed Automatic
• Gasoline
• Truck

Euro Motor Haus · Great Neck, NY

0 viewsStock # UD474

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☆22 photos

White

2020 GMC Sierra 1500

$19,995est. $344/mo

• 143,390 mi
• 4WD
• 10-Speed Automatic
• Diesel
• Truck

Fargo Auto Exchange · Fargo, ND

0 viewsStock # 490245

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Fair price

☆47 photosCARFAX

Onyx Black

2020 GMC Sierra Denali

$39,421est. $679/mo

• 65,336 mi
• 10-Speed Automatic
• Gasoline
• Truck

Kia of Billings · Billings, MT

0 viewsStock # 120961AK

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Fair price

☆22 photosCARFAX

Red Quartz Tintcoat

2020 GMC Sierra 1500 AT4 Truck Crew Cab

$37,245est. $641/mo

• 60,520 mi
• 4WD
• Automatic
• Gasoline
• Truck

Lithia Chrysler Dodge Jeep Ram FIAT of Roseburg · Roseburg, OR

0 viewsStock # 3324A

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New listingStock photo

☆3 photosCARFAX

White Frost Tricoat

2020 GMC Sierra 2500HD Denali

$52,988est. $912/mo

• 70,869 mi
• 4WD
• 10-Speed Automatic
• Diesel
• Truck

Toyota of Hollywood's Amazinn Used Cars · Hollywood, FL

Listed 3 days ago0 viewsStock # T2220501

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Fair price

☆21 photosCARFAX

Black

2020 GMC Sierra 2500 HD Denali

$49,116est. $846/mo

• 80,178 mi
• 4WD
• Automatic
• Diesel
• Truck

Tradition Chevrolet Newark · Newark, NY

0 viewsStock # N26296A

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Fair price

☆6 photosCARFAX

Summit White

2020 GMC Sierra 3500 HD Denali

$51,686est. $890/mo

• 83,258 mi
• 4WD
• 10-Speed Automatic
• Diesel
• Truck

Twin City Auto Center · Alcoa, TN

0 viewsStock # LF259227E

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☆1 photos

Used

2020 GMC Sierra 1500 Base

$31,147est. $536/mo

• 66,769 mi
• Truck

Geweke Ford · Yuba City, CA

0 viewsStock # P63447

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Great deal

☆1 photosCARFAX

White Frost Tricoat

2020 GMC Sierra 3500 HD

$46,977est. $809/mo

• 0 mi
• 4WD
• Automatic
• Diesel
• Truck

Frontier Chevrolet · Anacortes, WA

0 viewsStock # N0939

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☆53 photosCARFAX

Pacific Blue Metallic

2020 GMC Sierra 2500HD Denali

$64,995est. $1,119/mo

• 33,422 mi
• 4WD
• 6-Speed Automatic
• Diesel
• Truck

Net Sales Auto · Midvale, UT

0 viewsStock # 2859

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☆18 photosCARFAX

Silver

2020 GMC Sierra 2500HD

$35,995est. $620/mo

• 150,643 mi
• 4WD
• 10-Speed Automatic
• Diesel
• Truck

Oscar's Truck Center, LLC · Houston, TX

0 viewsStock # 12077

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☆45 photosCARFAX

Pacific Blue

2020 GMC Sierra 1500 Elevation Crew Cab

$35,995est. $620/mo

• 80,670 mi
• 4WD
• Automatic
• Gasoline
• Truck

Pacific Coast Auto Center · Burlington, WA

0 viewsStock # 8554

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Fair price

☆64 photos

Off white

2020 GMC Sierra 3500HD

$49,995est. $861/mo

• 106,300 mi
• 4WD
• 10-Speed Automatic
• Diesel
• Truck

TRUCK COUNTRY MOTORS, LLC · Sioux Falls, SD

0 viewsStock # AX-LF182982

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☆48 photos

Satin Steel Metallic

2020 GMC Sierra 1500 Elevation

$27,500est. $474/mo

• 107,000 mi
• 4WD
• Automatic
• Diesel
• Truck

Wyatt Chevrolet · Manistee, MI

0 viewsStock # 26584B

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Fair price

☆35 photosCARFAX

Black

2020 GMC Sierra 1500 4WD Crew Cab 147" SLT

$34,263est. $590/mo

• 105,697 mi
• 4WD
• Automatic
• Truck

Cullman Auto Mall · Cullman, AL

0 viewsStock # 5-6635P

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☆27 photos

Satin Steel Metallic

2020 GMC Sierra 1500 SLE

$31,487est. $542/mo

• 83,179 mi
• Automatic
• Diesel
• Truck

Dan Cummins Ford Lincoln · Nicholasville, KY

0 viewsStock # P3796

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☆78 photos

Black

2020 GMC Sierra 2500HD Denali

$59,900est. $1,031/mo

• 72,500 mi
• 4WD
• 10-Speed Automatic
• Diesel
• Truck

Jim Elsberry Auto Sales · Paris, IL

0 viewsStock # 28961820

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Fair price

☆64 photosCARFAX

Gray

2020 GMC Sierra 1500 4WD Crew Cab 147" AT4

$29,900est. $515/mo

• 125,275 mi
• 4WD
• Gasoline
• Truck

Patriot Sales · Liberty, IN

0 viewsStock # 295129

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Fair price

☆36 photosCARFAX

Satin Steel Metallic

2020 GMC Sierra 1500 Denali

$39,481est. $680/mo

• 49,336 mi
• 4WD
• 10-Speed Automatic
• Gasoline
• Truck

Sands Chrysler Jeep Dodge Ram · Quakertown, PA

0 viewsStock # AD26240

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Fair price

☆26 photosCARFAX

Summit White

2020 GMC Sierra 1500 AT4

$31,814est. $548/mo

• 83,208 mi
• 4WD
• 10-Speed Automatic
• Gasoline
• Truck

Serra Chrysler Dodge Jeep RAM Lake Orion · Lake Orion, MI

0 viewsStock # 262880A

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☆37 photosCARFAX

Summit White

2020 GMC Sierra 2500HD SLT

$47,162est. $812/mo

• 77,231 mi
• Automatic
• Diesel
• Truck

Huntington Beach Ford · Huntington Beach, CA

0 viewsStock # 211663PA

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Fair price

☆26 photosCARFAX

Summit White

2020 GMC Sierra 2500HD Denali

$57,156est. $984/mo

• 64,264 mi
• 10-Speed Automatic
• Diesel
• Truck

John Megel Ford · Cleveland, GA

0 viewsStock # T65864B

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☆5 photos

Red Quartz Tintcoat

2020 GMC Sierra 1500 AT4

$30,489est. $525/mo

• 134,933 mi
• 4WD
• Automatic
• Gasoline
• Truck

Quebedeaux Buick GMC · TUCSON, AZ

0 viewsStock # 360027A

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☆23 photos

Pacific Blue Metallic

2020 GMC Sierra 1500 AT4

$33,330est. $574/mo

• 77,686 mi
• 4WD
• Automatic
• Gasoline
• Truck

Bell Wasik Buick GMC · Caro, MI

0 viewsStock # 26345A

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☆30 photosCARFAX

Onyx Black

2020 GMC Sierra 1500 SLT

$27,379est. $471/mo

• 152,978 mi
• 4WD
• Automatic
• Gasoline
• Truck

Crain Chevrolet GMC of England · ENGLAND, AR

0 viewsStock # AP00097A

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☆28 photosCARFAX

Onyx Black

2020 GMC Sierra 2500 HD Denali

$55,700est. $959/mo

• 51,283 mi
• 4WD
• 10-Speed Automatic
• Diesel
• Truck

Lakeway Auto Sales · Morristown, TN

0 viewsStock # 209889I

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Fair price

☆14 photosCARFAX

White Frost Tricoat

2020 GMC Sierra 2500HD Denali

$49,224est. $848/mo

• 88,428 mi
• Automatic
• Diesel
• Truck

Apple Sport Ford · Marlin, TX

0 viewsStock # N110250A

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Great deal

☆35 photos

Gray

2020 GMC Sierra 1500 SLT

$23,993est. $413/mo

• 151,606 mi
• 4WD
• 10-Speed Automatic
• Gasoline
• Truck

Aurora Auto Center Inc · Aurora, IL

0 viewsStock # 5101

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☆10 photos

Red

2020 GMC Sierra 1500 4WD Crew Cab 147" Denali

$45,995est. $792/mo

• 44,094 mi
• 4WD
• Automatic
• Gasoline
• Truck

Car City · South Salt Lake, UT

0 viewsStock # T-224450

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☆14 photos

White

2020 GMC Sierra 1500

$30,500est. $525/mo

• 122,108 mi
• 4WD
• 10-Speed Automatic
• Gasoline
• Truck

Krueger Auto LLC · Bloomfield, NE

0 viewsStock # AX-LG170692

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☆12 photosCARFAX

Blue

2020 GMC Sierra 1500 SLT

$34,995est. $603/mo

• 103,429 mi
• Gasoline
• Truck

Miracle Motors · Manchester, TN

0 viewsStock # 146112

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☆17 photosCARFAX

Burgundy

2020 GMC Sierra 1500 SLE Double Cab 4WD

$25,995est. $448/mo

• 95,372 mi
• 4WD
• Automatic
• Truck

Auto Concepts · Glendora, NJ

0 viewsStock # 277494

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☆32 photosCARFAX

White Frost Tricoat

2020 GMC Sierra 1500 SLT

$27,953est. $481/mo

• 130,732 mi
• 4WD
• Automatic
• Gasoline
• Truck

Bergstrom Chevrolet of Green Bay · Green Bay, WI

0 viewsStock # CI2187A

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☆25 photosCARFAX

Carbon Black Metallic

2020 GMC Sierra 1500 Denali

$42,107est. $725/mo

• 57,656 mi
• 4WD
• Automatic
• Gasoline
• Truck

Boyd's Tar Heel Chevrolet · Roxboro, NC

0 viewsStock # G26106A

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☆14 photosCARFAX

White Frost Tricoat

2020 GMC Sierra 1500 Denali

$33,152est. $571/mo

• 85,743 mi
• 4WD
• Automatic
• Diesel
• Truck

Dave Sinclair Buick GMC · St Louis, MO

0 viewsStock # T261319A

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☆1 photosCARFAX

Summit White

2020 GMC Sierra 2500HD

$43,980est. $757/mo

• 194,547 mi
• 2WD
• Automatic
• Gasoline
• Truck

Gunn Fleet Management · Selma, TX

0 viewsStock # G261642A

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Fair price

☆34 photosCARFAX

Onyx Black

2020 GMC Sierra 2500 HD Denali

$44,999est. $775/mo

• 101,952 mi
• 4WD
• Automatic
• Gasoline
• Truck

LaFontaine Buick GMC Lansing · Lansing, MI

0 viewsStock # 6B514S

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Great dealNew listing

☆15 photosCARFAX

2020 GMC Sierra 1500 4WD Crew Cab Short Box AT4

$32,950est. $567/mo

• 110,520 mi
• 4WD
• 10-Speed Automatic
• Gasoline
• Truck

Sterling Auto Sales · Franktown, CO

Listed today0 viewsStock # AX-LZ143212

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☆37 photosCARFAX

Onyx Black

2020 GMC Sierra 1500 Elevation Truck Crew Cab 4x4

$28,075est. $483/mo

• 114,126 mi
• 4WD
• Automatic
• Gasoline
• Truck

Toyota of Batavia · Batavia, NY

0 viewsStock # P2798A

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Great deal

☆63 photos

Black

2020 GMC Sierra 1500 Denali Ultimate Truck

$30,900est. $532/mo

• 110,767 mi
• 10-Speed Automatic
• Diesel
• Truck

Built on Truth. Driven by Clarity · North salt lake, UT

0 viewsStock # 1294

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☆24 photos

Carbon Black Metallic

2020 GMC Sierra 1500 Denali Ultimate Pkg, Tech Pkg, Driver Alert I & II Pkg, Safety I & II Pkg, Sunroof, Adaptive Cruise

$34,995est. $603/mo

• 89,390 mi
• 4WD
• Automatic
• Diesel
• Truck

DeBoer Chevrolet · Edgerton, MN

0 viewsStock # P2607

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☆31 photosCARFAX

Black

2020 GMC Sierra 1500 SLE Truck I6

$23,338est. $402/mo

• 150,833 mi
• 4WD
• 10-Speed Automatic
• Diesel
• Truck

Ford of Columbia · Columbia, TN

0 viewsStock # 6615B

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☆33 photosCARFAX

Summit White

2020 GMC Sierra 1500 Elevation

$35,593est. $613/mo

• 68,432 mi
• 4WD
• Automatic
• Gasoline
• Car

Honolulu Ford · Honolulu, HI

0 viewsStock # 57100P

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☆30 photosCARFAX

Pacific Blue Metallic

2020 GMC Sierra SLE

$31,407est. $541/mo

• 26,223 mi
• 10-Speed Automatic
• Gasoline
• Truck

Lou Bachrodt Volkswagen · Rockford, IL

0 viewsStock # P2247A

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☆33 photosCARFAX

Smokey Quartz Metallic

2020 GMC Sierra 1500 SLT

$29,016est. $500/mo

• 148,654 mi
• 4WD
• Automatic
• Diesel
• Truck

Olympic Buick GMC · Huron, SD

0 viewsStock # 5327A

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☆22 photosCARFAX

Black

2020 GMC Sierra 1500 Elevation

$25,999est. $448/mo

• 134,675 mi
• 4WD
• Automatic
• Gasoline
• Truck

RiverWatch Auto Sales · Martinez, GA

0 viewsStock # 89011C

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Fair price

☆20 photosCARFAX

Summit White

2020 GMC Sierra

$34,995est. $603/mo

• 114,000 mi
• 4WD
• 6-Speed Automatic
• Truck

Ruby Street Motors · Spokane Valley, WA

0 viewsStock # C26019

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Fair price

☆29 photosCARFAX

Black

2020 GMC Sierra 1500 Denali

$29,995est. $516/mo

• 96,220 mi
• 4WD
• 10-Speed Automatic
• Gasoline
• Truck

Crystal Auto Sales Inc · Nashville, TN

0 viewsStock # 2806

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☆14 photosCARFAX

Summit White

2020 GMC Sierra 2500 Denali Truck

$50,699est. $873/mo

• 126,632 mi
• Diesel
• Truck

Highline Auto Sales · Apopka, FL

0 viewsStock # R60906

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☆32 photosCARFAX

Carbon Black Metallic

2020 GMC Sierra 3500 AT4 4WD Truck

$50,995est. $878/mo

• 83,887 mi
• Automatic
• Diesel
• Truck

Roy's Auto Center · Eureka, CA

0 viewsStock # 28526

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☆15 photosCARFAX

BLACK

2020 GMC Sierra 1500 SLT Crew Cab Short Box 2WD

$27,900est. $480/mo

• 122,464 mi
• RWD
• Automatic
• Gasoline
• Truck

Tejeda's Auto Credit · San Benito, TX

0 viewsStock # 15870

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☆63 photosCARFAX

White Frost Tricoat

2020 GMC Sierra 1500 Denali

$41,224est. $710/mo

• 47,184 mi
• 4WD
• 10-Speed Automatic
• Gasoline
• Truck

America's Xtreme Auto Sales & Auto Repair | Luxury Used Cars & Trucks Dealership · Houston, TX

0 viewsStock # 22882

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Stock photo

☆1 photosCARFAX

Black

2020 GMC Sierra 1500 Denali Truck Crew Cab

$36,271est. $625/mo

• 96,259 mi
• 4WD
• Automatic
• Gasoline
• Truck

Hobson Chevrolet · MARTINSVILLE, IN

0 viewsStock # P6212A

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Fair price

☆34 photosCARFAX

Red Quartz Tintcoat

2020 GMC Sierra 2500HD Denali Truck Crew Cab

$49,490est. $852/mo

• 70,755 mi
• 4WD
• Automatic
• Diesel
• Truck

Larry H. Miller Dodge Ram Fiat Tucson · Tucson, AZ

0 viewsStock # TDRTLF155659

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☆36 photosCARFAX

Pacific Blue Metallic

2020 GMC Sierra 1500 Denali Truck

$28,698est. $494/mo

• 125,260 mi
• 4WD
• 10-Speed Automatic
• Gasoline
• Truck

Mitchell Chrysler Dodge Jeep Ram · Canton, CT

0 viewsStock # D6949AA

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Stock photo

☆12 photos

Summit White

2020 GMC Sierra 1500 SLT

$30,218est. $520/mo

• 83,013 mi
• RWD
• Automatic
• Gasoline
• Truck

Phillips Buick GMC · Fruitland Park, FL

0 viewsStock # 26233B

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☆23 photos

Satin Steel Metallic

2020 GMC Sierra 1500 AT4 Truck Crew Cab 4WD

$34,999est. $603/mo

• 89,240 mi
• 4WD
• Automatic
• Gasoline
• Truck

Stuteville Ford of Tahlequah · Tahlequah, OK

0 viewsStock # 35312A

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☆37 photosCARFAX

Dark Sky Metallic

2020 GMC Sierra 2500HD SLT Crew Cab*4X4*Tow Package*Rear Camera*X31 Pack* Truck

$39,999est. $689/mo

• 129,529 mi
• Automatic
• Diesel
• Truck

Supreme Auto · Fair Oaks, CA

0 viewsStock # 200639

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☆41 photosCARFAX

White

2020 GMC Sierra 2500HD 4WD Crew Cab 159" Denali

$49,900est. $859/mo

• 85,145 mi
• 4WD
• Automatic
• Truck

Classic Motor Cars · Lubbock, TX

0 viewsStock # 274776

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☆1 photosCARFAX

Quicksilver Metallic

2020 GMC Sierra 1500 Elevation

$32,998est. $568/mo

• 56,359 mi
• 4WD
• 10-Speed Automatic
• Gasoline
• Truck

Clark Nissan · Kalispell, MT

0 viewsStock # NU1548

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☆39 photosCARFAX

Summit White

2020 GMC Sierra 1500 AT4

$37,377est. $644/mo

• 61,710 mi
• 4WD
• 10-Speed Automatic
• Gasoline
• Truck

Genesis of Aurora · Aurora, IL

0 viewsStock # GP18198

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☆16 photosCARFAX

Red Quartz Tintcoat

2020 GMC Sierra 1500 SLT

$32,229est. $555/mo

• 95,440 mi
• 4WD
• 10-Speed Automatic
• Gasoline
• Truck

Hobson Chrysler Dodge Jeep Ram of Martinsville · Martinsville, IN

0 viewsStock # MA208A

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Stock photo

☆1 photosCARFAX

Summit White

2020 GMC Sierra 1500 AT4

$30,928est. $533/mo

• 144,473 mi
• 4WD
• 10-Speed Automatic
• Gasoline
• Truck

Jim Johnson Nissan · Bowling Green, KY

0 viewsStock # 326501D

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☆15 photosCARFAX

Black

2020 GMC Sierra 1500 Denali

$29,135est. $502/mo

• 128,466 mi
• 10-Speed Automatic
• Gasoline
• Truck

Milnes Ford, Inc. · Lapeer, MI

0 viewsStock # P6312

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☆24 photos

Maroon

2020 GMC Sierra 1500

$37,045est. $638/mo

• 64,322 mi
• RWD
• 8-Speed Automatic
• Gasoline
• Truck

Route 66 Auto Center Inc · Victorville, CA

0 viewsStock # AX-LG149984

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Fair price

☆18 photosCARFAX

White

2020 GMC Sierra 1500

$38,950est. $671/mo

• 68,673 mi
• 4WD
• 10-Speed Automatic
• Gasoline
• Truck

Valley Auto Locators · Gering, NE

0 viewsStock # 11724

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