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  • Onyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLT

    $21,222

    122,640 mi.
    Est. $377/mo

    Ottawa Honda

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    Ottawa, IL (72 mi)

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  • White Frost Tri-Coat 2018 GMC Yukon XL SLTWhite Frost Tri-Coat 2018 GMC Yukon XL SLTWhite Frost Tri-Coat 2018 GMC Yukon XL SLTWhite Frost Tri-Coat 2018 GMC Yukon XL SLTWhite Frost Tri-Coat 2018 GMC Yukon XL SLTWhite Frost Tri-Coat 2018 GMC Yukon XL SLT

    $25,594

    111,399 mi.
    Est. $454/mo

    Lithia Ford of Boise

    5.0
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    Boise, ID (1,452 mi)

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  • White 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLT

    $24,223

    115,241 mi.
    Est. $430/mo

    Findlay Chrysler Dodge Jeep Ram

    4.1
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    Findlay, OH (213 mi)
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  • Onyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLT

    $21,905

    124,121 mi.
    Est. $389/mo

    Covert Hutto

    4.0
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    Hutto, TX (958 mi)
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  • Summit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLT

    $12,898

    $100
    212,921 mi.
    Est. $229/mo

    Serra Ford Farmington Hills

    4.7
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    Farmington Hills, MI (220 mi)
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  • Onyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLT

    $20,062

    107,998 mi.
    Est. $356/mo

    Toyota of Coconut Creek

    4.5
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    Coconut Creek, FL (1,159 mi)
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  • Iridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLT

    $17,833

    $210
    185,872 mi.
    Est. $317/mo

    Love Chevrolet

    4.8
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    Inverness, FL (949 mi)
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  • Satin Steel Metallic 2018 GMC Yukon XL SLTSatin Steel Metallic 2018 GMC Yukon XL SLTSatin Steel Metallic 2018 GMC Yukon XL SLTSatin Steel Metallic 2018 GMC Yukon XL SLTSatin Steel Metallic 2018 GMC Yukon XL SLTSatin Steel Metallic 2018 GMC Yukon XL SLT

    $20,977

    137,687 mi.
    Est. $372/mo

    Covert Buick GMC Bee Cave

    4.6
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    Austin, TX (986 mi)

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  • Onyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLT

    $25,788

    121,536 mi.
    Est. $458/mo

    Anderson of Abingdon

    4.7
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    Abingdon, MD (616 mi)
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  • Quicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLT

    $17,995

    171,702 mi.
    Est. $320/mo

    Doug Justus Auto Center

    4.4
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    Louisville, TN (462 mi)
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  • Summit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLT

    $28,194

    95,368 mi.
    Est. $501/mo

    Lynch Chrysler Dodge Jeep RAM

    4.5
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    Mukwonago, WI (76 mi)
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  • Iridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLT

    $16,000

    177,155 mi.
    Est. $284/mo

    CDJR of Columbia

    4.3
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    Columbia, MO (319 mi)
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  • Summit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLT

    $15,575

    182,714 mi.
    Est. $277/mo

    Minnesota Motor Co

    4.6
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    Fergus Falls, MN (516 mi)
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  • Satin Steel Metallic 2018 GMC Yukon XL SLTSatin Steel Metallic 2018 GMC Yukon XL SLTSatin Steel Metallic 2018 GMC Yukon XL SLTSatin Steel Metallic 2018 GMC Yukon XL SLTSatin Steel Metallic 2018 GMC Yukon XL SLTSatin Steel Metallic 2018 GMC Yukon XL SLT

    $23,397

    119,194 mi.
    Est. $415/mo

    Kelley Buick GMC of Bartow

    4.0
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    Bartow, FL (1,020 mi)

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  • Summit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLT

    $16,899

    $500
    155,451 mi.
    Est. $300/mo

    Eide Chrysler

    4.1
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    Bismarck, ND (734 mi)
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  • Summit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLT

    $23,200

    $500
    124,541 mi.
    Est. $412/mo

    Peltier Kia Tyler

    4.6
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    Tyler, TX (784 mi)
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  • Summit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLT

    $22,126

    110,373 mi.
    Est. $393/mo

    Immaculate Used Cars

    4.6
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    West Jordan, UT (1,262 mi)
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  • Iridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLTIridium Metallic 2018 GMC Yukon XL SLT

    $16,659

    $171
    156,158 mi.
    Est. $296/mo

    Smart Buy Auto Sales of Meriden

    4.0
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    Meriden, CT (765 mi)
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  • White 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLT

    $13,999

    219,846 mi.
    Est. $249/mo

    Car King

    4.6
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    Milwaukee, WI (82 mi)
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  • Quicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLT

    $17,345

    171,876 mi.
    Est. $308/mo

    Luther Hopkins Honda

    4.9
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    Hopkins, MN (358 mi)

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  • Onyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLTOnyx Black 2018 GMC Yukon XL SLT

    $29,480

    108,652 mi.
    Est. $523/mo

    Team Chevrolet GMC

    4.8
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    Huntingdon, PA (510 mi)
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  • WHITE 2018 GMC Yukon XL SLTWHITE 2018 GMC Yukon XL SLTWHITE 2018 GMC Yukon XL SLTWHITE 2018 GMC Yukon XL SLTWHITE 2018 GMC Yukon XL SLTWHITE 2018 GMC Yukon XL SLT

    $23,995

    100,086 mi.
    Est. $426/mo

    De Anda Auto Sales

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    South Sioux City, NE (452 mi)
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  • Black 2018 GMC Yukon XL SLTBlack 2018 GMC Yukon XL SLTBlack 2018 GMC Yukon XL SLTBlack 2018 GMC Yukon XL SLTBlack 2018 GMC Yukon XL SLTBlack 2018 GMC Yukon XL SLT

    $21,495

    133,571 mi.
    Est. $382/mo

    Skyline Auto Group LLC

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    Waynesboro, VA (531 mi)
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  • White 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLTWhite 2018 GMC Yukon XL SLT

    $22,999

    95,307 mi.
    Est. $408/mo

    Lucky Motorsports

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    El Paso, TX (1,244 mi)
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  • Summit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLTSummit White 2018 GMC Yukon XL SLT

    $18,650

    131,644 mi.
    Est. $331/mo

    Zas Motors

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    San Diego, CA (1,726 mi)
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  • Black 2018 GMC Yukon XL SLTBlack 2018 GMC Yukon XL SLTBlack 2018 GMC Yukon XL SLTBlack 2018 GMC Yukon XL SLTBlack 2018 GMC Yukon XL SLTBlack 2018 GMC Yukon XL SLT

    $18,949

    102,596 mi.
    Est. $336/mo

    AUTO CENTER NJ INC

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    Orange, NJ (700 mi)
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  • Quicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLTQuicksilver Metallic 2018 GMC Yukon XL SLT

    $20,850

    $150
    124,732 mi.
    Est. $370/mo

    Prestige Auto Sales of Ocala

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    Ocala, FL (931 mi)
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GMC Yukon XL prices by year

Model year Average price Deals
2024 GMC Yukon XL SLT $57,273 24 Great deals
2023 GMC Yukon XL SLT $54,011 34 Great deals
2022 GMC Yukon XL SLT $45,318 20 Great deals
2021 GMC Yukon XL SLT $39,369 19 Great deals
2020 GMC Yukon XL SLT $26,682 23 Great deals
2019 GMC Yukon XL SLT $24,138 30 Great deals
2017 GMC Yukon XL SLT $19,238 17 Great deals
2016 GMC Yukon XL SLT $17,084 13 Great deals

About the 2018 GMC Yukon XL SLT

Basics

SLT shown.

Seating
7
Door count
4
Drivetrain
Rear Wheel Drive
Combined MPG
19
Transmission
6-Speed A/T
Engine
355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel)
Side view of the 2018 GMC Yukon XL SLT
FAQs

How much does the 2018 GMC Yukon XL SLT cost?

The 2018 GMC Yukon XL SLT price depends on several factors, including optional features, mileage, vehicle history and location. The nationwide average price for a 2018 Yukon XL SLT is $22,194, with pricing starting at $11,999.

What is the MPG of the 2018 GMC Yukon XL SLT?

The 2018 GMC Yukon XL SLT offers up to 16 MPG in city driving and 23 MPG on the highway for a combined rating of 19 MPG.

These figures are based on EPA mileage ratings and are for comparison purposes only. The actual mileage will vary depending on the selected vehicle options, driving conditions, driving habits, vehicle maintenance, and other factors.

What are some similar vehicles and competitors of the 2018 GMC Yukon XL SLT?

The 2018 GMC Yukon XL SLT compares to and/or competes against the following vehicles:


Is the 2018 GMC Yukon XL SLT reliable?

The 2018 GMC Yukon XL has an average reliability rating of 5 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2018 Yukon XL owners.

Ratings (24 reviews)

95% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.9
Interior
4.8
Performance
4.9
Value
4.4
Exterior
4.8
Reliability
5.0
Trims

SLT (2 styles)

Style
4WD 4dr SLT 2WD 4dr SLT
Inventory price
Starting at $62,900 Starting at $59,900
Combined MPG
18 19
Engine
355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel) 355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel)
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GMC Yukon XL trims