Used 2020 GMC Yukon XL SLT 4WD for SaleNationwide
74 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 134,850
- Stock #:
- HMC026
- VIN:
- 1GKS2GKC1LR192942
2020 GMC Yukon XL
SLT 4WD
134,850 mi
Hettinger, ND
Fair Deal
$23,050
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 128,528
- Stock #:
- PW9706A
- VIN:
- 1GKS2GKC3LR210616
2020 GMC Yukon XL
SLT 4WD
128,528 mi
Rome, GA
Fair Deal
$26,228
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 104,021
- Stock #:
- P2416B
- VIN:
- 1GKS2GKC2LR307077
2020 GMC Yukon XL
SLT 4WD
104,021 mi
Marion, IL
Good Deal
$26,985
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Silver
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 96,359
- Stock #:
- N5735
- VIN:
- 1GKS2GKC4LR194720
2020 GMC Yukon XL
SLT 4WD
96,359 mi
Las Vegas, NV
Good Deal
$28,850
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 108,145
- Stock #:
- HJ2084A
- VIN:
- 1GKS2GKC6LR244999
2020 GMC Yukon XL
SLT 4WD
108,145 mi
Jonesboro, AR
Fair Deal
$28,129
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 109,565
- Stock #:
- H26LP240
- VIN:
- 1GKS2GKCXLR177808
2020 GMC Yukon XL
SLT 4WD
109,565 mi
Clinton Township, MI
Fair Deal
$25,234
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 117,524
- Stock #:
- 209114AK
- VIN:
- 1GKS2GKC7LR209114
2020 GMC Yukon XL
SLT 4WD
117,524 mi
Billings, MT
Good Deal
$26,821
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 122,740
- Stock #:
- SX291548A
- VIN:
- 1GKS2GKC2LR206170
2020 GMC Yukon XL
SLT 4WD
122,740 mi
Marietta, GA
Fair Deal
$25,242
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 123,971
- Stock #:
- 4945C1
- VIN:
- 1GKS2GKC3LR268533
Price drop
-$500
2020 GMC Yukon XL
SLT 4WD
123,971 mi
Denver, CO
Good Deal
$23,500
$23,000
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 68,658
- Stock #:
- 258236
- VIN:
- 1GKS2GKC2LR258236
2020 GMC Yukon XL
SLT 4WD
68,658 mi
Weatherford, TX
Great Deal
$30,125
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White Frost Tricoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- Automatic
- Mileage:
- 127,079
- Stock #:
- 275742
- VIN:
- 1GKS2GKC3LR275742
2020 GMC Yukon XL
SLT 4WD
127,079 mi
Washington, MI
Fair Deal
$25,180
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic
- Mileage:
- 97,618
- Stock #:
- PJ00963A
- VIN:
- 1GKS2GKC0LR252435
New arrival
2020 GMC Yukon XL
SLT 4WD
97,618 mi
Honeoye Falls, NY
Fair Deal
$28,995
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray (Satin Steel Metallic)
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 109,634
- Stock #:
- B260A
- VIN:
- 1GKS2GKC0LR282471
New arrival
2020 GMC Yukon XL
SLT 4WD
109,634 mi
Sauk City, WI
Fair Deal
$27,593
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 156,221
- Stock #:
- RC3041
- VIN:
- 1GKS2GKC4LR198413
2020 GMC Yukon XL
SLT 4WD
156,221 mi
Rapid City, SD
Good Deal
$20,055
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Smokey Quartz Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic
- Mileage:
- 98,558
- Stock #:
- 260254A
- VIN:
- 1GKS2GKC1LR154059
2020 GMC Yukon XL
SLT 4WD
98,558 mi
Rapid City, SD
Good Deal
$28,287
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 105,483
- Stock #:
- 26GT471A
- VIN:
- 1GKS2GKC2LR103301
2020 GMC Yukon XL
SLT 4WD
105,483 mi
Winner, SD
Good Deal
$27,086
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray (Satin Steel Metallic)
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 101,656
- Stock #:
- QBG1965A
- VIN:
- 1GKS2GKC1LR192861
2020 GMC Yukon XL
SLT 4WD
101,656 mi
Champaign, IL
Fair Deal
$28,319
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 121,293
- Stock #:
- LR307743
- VIN:
- 1GKS2GKC2LR307743
2020 GMC Yukon XL
SLT 4WD
121,293 mi
Fresno, CA
Great Deal
$21,999
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- [GS6] Smokey Quartz Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 104,149
- VIN:
- 1GKS2GKC7LR163378
![[GS6] Smokey Quartz Metallic 2020 GMC Yukon XL SUV / Crossover Four-Wheel Drive Automatic](https://static.cargurus.com/images/forsale/2026/09/16/16/38/2020_gmc_yukon_xl-pic-4852160123456707276-1024x768.jpeg?io=true&width=640&height=480&fit=bounds&format=jpg&auto=webp)
New arrival
2020 GMC Yukon XL
SLT 4WD
104,149 mi
Farmington, MN
Good Deal
$24,995
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White Frost Tricoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 117,925
- Stock #:
- B47416A
- VIN:
- 1GKS2GKC0LR264097
2020 GMC Yukon XL
SLT 4WD
117,925 mi
Villa Park, IL
Fair Deal
$24,872
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 149,952
- Stock #:
- 205
- VIN:
- 1GKS2GKC2LR300050
2020 GMC Yukon XL
SLT 4WD
149,952 mi
Sacramento, CA
Great Deal
$16,664
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Off White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 122,367
- Stock #:
- 11586
- VIN:
- 1GKS2GKC4LR208583
2020 GMC Yukon XL
SLT 4WD
122,367 mi
Kennewick, WA
Fair Deal
$25,199
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 156,800
- Stock #:
- 13287
- VIN:
- 1GKS2GKC7LR205970
2020 GMC Yukon XL
SLT 4WD
156,800 mi
Ramsey, MN
Fair Deal
$20,195
- Year:
- 2020
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 104,967
- Stock #:
- 2J3M0120T
- VIN:
- 1GKS2GKC2LR164020
2020 GMC Yukon XL
SLT 4WD
104,967 mi
Burnsville, MN
Fair Deal
$28,499
FAQs
How much does the GMC Yukon XL SLT 4WD cost?
The average GMC Yukon XL SLT 4WD costs about $27,932.01. The average price has decreased by -6.5% since last year. The 1232 for sale on CarGurus range from $3,037 to $67,995 in price.
How many GMC Yukon XL SLT 4WD vehicles have no reported accidents or damage?
918 out of 1232 for sale have no reported accidents or damage.
What is the fuel economy of the GMC Yukon XL SLT 4WD?
Depending on the engine and options, the GMC Yukon XL SLT 4WD gets between 16 and 22 MPG/MPGe.
What fuel types are available?
Diesel, Flex Fuel Vehicle, Gasoline engines are available.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
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