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  • White 2018 GMC Sierra 1500 DenaliWhite 2018 GMC Sierra 1500 DenaliWhite 2018 GMC Sierra 1500 DenaliWhite 2018 GMC Sierra 1500 DenaliWhite 2018 GMC Sierra 1500 DenaliWhite 2018 GMC Sierra 1500 Denali

    $35,691

    74,650 mi.
    Est. $634/mo

    Valley GMC, LLC

    4.8
    Auburn, WA (1,728 mi)
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  • White Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 Denali

    $37,193

    73,828 mi.
    Est. $660/mo

    Lexus of Wichita

    4.7
    Wichita, KS (584 mi)
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  • Mineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 Denali

    $34,298

    $980
    78,348 mi.
    Est. $609/mo

    Ken Garff Ford Ft. Collins

    4.1
    Fort Collins, CO (910 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $27,640

    $600
    100,196 mi.
    Est. $491/mo

    Crippen GMC Mazda Volvo

    4.6
    Lansing, MI (163 mi)
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  • Dark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 Denali

    $31,949

    $1.5K
    78,146 mi.
    Est. $567/mo

    Colonial West Chevrolet

    4.9
    Fitchburg, MA (812 mi)
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  • White Frost Tricoat 2018 GMC Sierra 1500 Denali UltimateWhite Frost Tricoat 2018 GMC Sierra 1500 Denali UltimateWhite Frost Tricoat 2018 GMC Sierra 1500 Denali UltimateWhite Frost Tricoat 2018 GMC Sierra 1500 Denali UltimateWhite Frost Tricoat 2018 GMC Sierra 1500 Denali UltimateWhite Frost Tricoat 2018 GMC Sierra 1500 Denali Ultimate

    $34,287

    $786
    77,816 mi.
    Est. $609/mo

    Norwalk Toyota

    4.3
    Norwalk, CA (1,739 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $38,500

    $374
    43,684 mi.
    Est. $684/mo

    Allen Chevrolet Cadillac

    4.0
    Monroe, MI (218 mi)
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  • Quicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 Denali

    $31,207

    108,386 mi.
    Est. $554/mo

    Group 1 Ford of Hub City

    4.7
    Lubbock, TX (968 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $36,697

    47,141 mi.
    Est. $652/mo

    Fredericktown Chevrolet

    4.7
    Fredericktown, OH (282 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $33,598

    84,309 mi.
    Est. $597/mo

    Sands Chevrolet - Surprise

    4.4
    Surprise, AZ (1,464 mi)
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  • Quicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 Denali

    $26,303

    $594
    149,753 mi.
    Est. $467/mo

    Jordan Ford

    4.1
    San Antonio, TX (1,041 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $28,990

    104,268 mi.
    Est. $515/mo

    Toyota of Boardman

    4.4
    Boardman, OH (367 mi)
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  • Mineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 Denali

    $34,105

    85,070 mi.
    Est. $606/mo

    Group 1 Honda South San Antonio

    4.8
    San Antonio, TX (1,059 mi)
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  • White Frost Tri-Coat 2018 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2018 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2018 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2018 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2018 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2018 GMC Sierra 1500 Denali

    $31,800

    108,081 mi.
    Est. $565/mo

    Southern Buick GMC Greenbrier

    3.9
    Chesapeake, VA (703 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $47,750

    19,758 mi.
    Est. $848/mo

    Schoepp Motors West

    4.8
    Middleton, WI (129 mi)
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  • Red Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 Denali

    $29,025

    $1K
    106,811 mi.
    Est. $515/mo

    Jim Norton Toyota

    4.7
    Tulsa, OK (600 mi)
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  • Quartz 2018 GMC Sierra 1500 DenaliQuartz 2018 GMC Sierra 1500 DenaliQuartz 2018 GMC Sierra 1500 DenaliQuartz 2018 GMC Sierra 1500 DenaliQuartz 2018 GMC Sierra 1500 DenaliQuartz 2018 GMC Sierra 1500 Denali

    $37,098

    41,559 mi.
    Est. $659/mo

    Lexus of Louisville

    4.8
    Louisville, KY (277 mi)
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  • Quicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 Denali

    $39,998

    49,924 mi.
    Est. $710/mo

    AutoNation Subaru Arapahoe

    4.4
    Centennial, CO (915 mi)
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  • Dark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 Denali

    $29,339

    107,673 mi.
    Est. $521/mo

    Spitzer Chevrolet Amherst

    4.6
    Amherst, OH (283 mi)
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  • White Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 Denali

    $21,599

    160,815 mi.
    Est. $384/mo

    PAW - Public Auto Wholesale

    St. Cloud, MN (411 mi)
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  • Quicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 Denali

    $29,795

    78,965 mi.
    Est. $529/mo

    Venice Honda

    4.4
    Venice, FL (1,064 mi)
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  • Quicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 Denali

    $36,301

    65,727 mi.
    Est. $645/mo

    JH Barkau & Sons Inc

    4.9
    Cedarville, IL (108 mi)
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  • Quicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 DenaliQuicksilver Metallic 2018 GMC Sierra 1500 Denali

    $32,869

    $1.5K
    86,816 mi.
    Est. $584/mo

    Whitten Brothers Of Ashland

    4.9
    Ashland, VA (611 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $29,500

    68,118 mi.
    Est. $524/mo

    Rollit Motors

    4.5
    Mesa, AZ (1,439 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $28,595

    $400
    124,541 mi.
    Est. $508/mo

    Triumph Auto Sales

    4.9
    Memphis, TN (479 mi)
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  • Mineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 DenaliMineral Metallic 2018 GMC Sierra 1500 Denali

    $36,175

    65,697 mi.
    Est. $642/mo

    Brown Automotive Group

    4.4
    Amarillo, TX (897 mi)
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  • White Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 Denali

    $34,870

    70,961 mi.
    Est. $619/mo

    Chandler Chevrolet

    4.6
    Madison, IN (245 mi)
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  • Dark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 Denali

    $35,220

    79,669 mi.
    Est. $625/mo

    Planet Carz

    5.0
    Garland, TX (794 mi)
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  • White Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 DenaliWhite Frost Tricoat 2018 GMC Sierra 1500 Denali

    $29,995

    $505
    91,828 mi.
    Est. $533/mo

    Dodge RAM of Burnsville

    4.1
    Burnsville, MN (348 mi)
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  • Dark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 Denali

    $32,999

    100,218 mi.
    Est. $586/mo

    Arizona Signature Motorsports

    4.1
    Mesa, AZ (1,437 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 Denali 29 Great deals
2025 GMC Sierra 1500 Denali $61,229 63 Great deals
2024 GMC Sierra 1500 Denali $56,275 64 Great deals
2023 GMC Sierra 1500 Denali $50,993 91 Great deals
2022 GMC Sierra 1500 Denali $45,883 89 Great deals
2021 GMC Sierra 1500 Denali $40,289 74 Great deals
2020 GMC Sierra 1500 Denali $37,654 65 Great deals
2019 GMC Sierra 1500 Denali $35,930 38 Great deals
2017 GMC Sierra 1500 Denali $27,954 19 Great deals

About the 2018 GMC Sierra 1500 Denali

Basics

Denali shown.

Seating
5
Door count
4
Drivetrain
Rear Wheel Drive
Combined MPG
18
Transmission
8-Speed A/T
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
Side view of the 2018 GMC Sierra 1500 Denali
FAQs

How much does the 2018 GMC Sierra 1500 Denali cost?

The 2018 GMC Sierra 1500 Denali price depends on several factors, including optional features, mileage, vehicle history and location. The nationwide average price for a 2018 Sierra 1500 Denali is $31,388, with pricing starting at $18,990.

What is the MPG of the 2018 GMC Sierra 1500 Denali?

The 2018 GMC Sierra 1500 Denali offers up to 16 MPG in city driving and 22 MPG on the highway for a combined rating of 18 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 Sierra 1500 Denali?

The 2018 GMC Sierra 1500 Denali compares to and/or competes against the following vehicles:


Is the 2018 GMC Sierra 1500 Denali reliable?

The 2018 GMC Sierra 1500 has an average reliability rating of 4.7 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2018 Sierra 1500 owners.

Ratings (172 reviews)

93% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.9
Interior
4.8
Performance
4.7
Value
4.6
Exterior
4.8
Reliability
4.7
Trims

Denali (3 styles)

Style
4WD Crew Cab 153.0" Denali 2WD Crew Cab 143.5" Denali 4WD Crew Cab 143.5" Denali
Inventory price
Starting at $56,300 Starting at $52,900 Starting at $56,000
Combined MPG
17 18 17
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
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GMC Sierra 1500 trims