Skip to main content
Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed
Skip to Listings
Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed
Skip to Filters
  • 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

    $25,698

    132,596 mi.
    Est. $484/mo

    Tim's Truck Capital & Auto Sales, Inc.

    4.5
    Epsom, NH (833 mi)
    Check Availability

  • 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

    $29,170

    $715
    90,611 mi.
    Est. $550/mo

    Ford of Morgantown

    4.6
    Morgantown, WV (429 mi)
    Check Availability

  • 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

    $30,594

    $2K
    94,782 mi.
    Est. $576/mo

    Atlantic Jeep Chrysler Dodge RAM FIAT

    HARBOR TOWNSHIP, NJ (707 mi)
    Check Availability

  • 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

    $24,615

    $500
    136,265 mi.
    Est. $464/mo

    Sunset Ford

    4.9
    St Louis, MO (274 mi)
    Check Availability
  • 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

    $30,698

    103,463 mi.
    Est. $578/mo

    Tim's Truck Capital & Auto Sales, Inc.

    4.5
    Epsom, NH (833 mi)
    Check Availability
  • Mineral 2018 GMC Sierra 1500 DenaliMineral 2018 GMC Sierra 1500 DenaliMineral 2018 GMC Sierra 1500 DenaliMineral 2018 GMC Sierra 1500 DenaliMineral 2018 GMC Sierra 1500 DenaliMineral 2018 GMC Sierra 1500 Denali

    $30,705

    $422
    93,251 mi.
    Est. $578/mo

    Van Hyundai

    4.1
    Carrollton, TX (799 mi)
    Check Availability
  • 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

    $29,249

    $1.7K
    99,172 mi.
    Est. $551/mo

    AutoNation Subaru Spokane Valley

    4.7
    Spokane Valley, WA (1,498 mi)
    Check Availability
  • 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

    $19,743

    198,021 mi.
    Est. $372/mo

    Oxmoor Toyota

    4.3
    Louisville, KY (273 mi)
    Check Availability
  • 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

    $29,029

    $1.5K
    83,435 mi.
    Est. $547/mo

    Bommarito Volkswagen Hazelwood

    4.3
    Hazelwood, MO (259 mi)
    Check Availability
  • 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

    $27,164

    $409
    120,490 mi.
    Est. $512/mo

    Stevinson Lexus of Frederick

    4.7
    Longmont, CO (911 mi)
    Check Availability
  • 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

    $21,980

    $200
    163,123 mi.
    Est. $414/mo

    Labadie Toyota

    4.0
    Bay City, MI (224 mi)
    Check Availability
  • 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

    $15,779

    $1.4K
    188,838 mi.
    Est. $297/mo

    Al Serra Auto Plaza

    4.3
    Grand Blanc Charter Township, MI (217 mi)
    Check Availability
  • 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 Denali

    $26,343

    122,984 mi.
    Est. $496/mo

    Bob Caldwell Chrysler Jeep Dodge RAM

    4.7
    Columbus, OH (275 mi)
    Check Availability
  • 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

    $26,782

    83,839 mi.
    Est. $505/mo

    Rt 603 Auto Mall

    4.6
    Irvington, NJ (701 mi)
    Check Availability
  • ONYX BLACK BLACK 2018 GMC Sierra 1500 DenaliONYX BLACK BLACK 2018 GMC Sierra 1500 DenaliONYX BLACK BLACK 2018 GMC Sierra 1500 DenaliONYX BLACK BLACK 2018 GMC Sierra 1500 DenaliONYX BLACK BLACK 2018 GMC Sierra 1500 DenaliONYX BLACK BLACK 2018 GMC Sierra 1500 Denali

    $34,589

    58,642 mi.
    Est. $652/mo

    Hertrich Buick GMC of Salisbury

    4.2
    Salisbury, MD (681 mi)
    Check Availability
  • Gray 2018 GMC Sierra 1500 DenaliGray 2018 GMC Sierra 1500 DenaliGray 2018 GMC Sierra 1500 DenaliGray 2018 GMC Sierra 1500 DenaliGray 2018 GMC Sierra 1500 DenaliGray 2018 GMC Sierra 1500 Denali

    $31,790

    $500
    79,152 mi.
    Est. $599/mo

    J&S Autohaus III

    4.4
    Hamilton, NJ (683 mi)
    Check Availability
  • Onyx Black 2018 GMC Sierra 1500 4WD Crew Cab 143.5" DenaliOnyx Black 2018 GMC Sierra 1500 4WD Crew Cab 143.5" DenaliOnyx Black 2018 GMC Sierra 1500 4WD Crew Cab 143.5" DenaliOnyx Black 2018 GMC Sierra 1500 4WD Crew Cab 143.5" DenaliOnyx Black 2018 GMC Sierra 1500 4WD Crew Cab 143.5" DenaliOnyx Black 2018 GMC Sierra 1500 4WD Crew Cab 143.5" Denali

    $28,376

    92,887 mi.
    Est. $535/mo

    Your Choice Autos Waukegan

    4.8
    Waukegan, IL (35 mi)
    Check Availability
  • Black 2018 GMC Sierra 1500 DenaliBlack 2018 GMC Sierra 1500 DenaliBlack 2018 GMC Sierra 1500 DenaliBlack 2018 GMC Sierra 1500 DenaliBlack 2018 GMC Sierra 1500 DenaliBlack 2018 GMC Sierra 1500 Denali

    $31,998

    $1K
    94,122 mi.
    Est. $603/mo

    CarMax Clackamas

    4.6
    Milwaukie, OR (1,750 mi)
    Check Availability
  • 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

    $37,589

    48,857 mi.
    Est. $708/mo

    Lynch GM Superstore

    4.0
    Burlington, WI (65 mi)
    Check Availability
  • 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

    $26,843

    125,598 mi.
    Est. $506/mo

    Coughlin Chevrolet of Pataskala

    4.5
    Pataskala, OH (289 mi)
    Check Availability
  • 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

    $30,358

    120,003 mi.
    Est. $572/mo

    Genesis of Edmond

    4.8
    OKLAHOMA CITY, OK (685 mi)
    Check Availability
  • Maroon 2018 GMC Sierra 1500 DenaliMaroon 2018 GMC Sierra 1500 DenaliMaroon 2018 GMC Sierra 1500 DenaliMaroon 2018 GMC Sierra 1500 DenaliMaroon 2018 GMC Sierra 1500 DenaliMaroon 2018 GMC Sierra 1500 Denali

    $30,594

    75,527 mi.
    Est. $576/mo

    Cape Cod Carz

    4.7
    Barnstable, MA (892 mi)
    Check Availability
  • 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

    $30,042

    $540
    78,057 mi.
    Est. $566/mo

    Jaguar Land Rover Clearwater

    4.9
    Clearwater, FL (999 mi)
    Check Availability
  • Pearl White 2018 GMC Sierra 1500 DenaliPearl White 2018 GMC Sierra 1500 DenaliPearl White 2018 GMC Sierra 1500 DenaliPearl White 2018 GMC Sierra 1500 DenaliPearl White 2018 GMC Sierra 1500 DenaliPearl White 2018 GMC Sierra 1500 Denali

    $26,098

    92,225 mi.
    Est. $492/mo

    Great Deals on Wheels

    Michigan City, IN (41 mi)
    Check Availability
  • 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

    $26,900

    77,077 mi.
    Est. $507/mo

    Auto Hub

    Commerce City, CO (912 mi)
    Check Availability
  • Red Tinted Clearcoat 2018 GMC Sierra 1500 DenaliRed Tinted Clearcoat 2018 GMC Sierra 1500 DenaliRed Tinted Clearcoat 2018 GMC Sierra 1500 DenaliRed Tinted Clearcoat 2018 GMC Sierra 1500 DenaliRed Tinted Clearcoat 2018 GMC Sierra 1500 DenaliRed Tinted Clearcoat 2018 GMC Sierra 1500 Denali

    $25,298

    90,530 mi.
    Est. $477/mo

    Reel's Auto Sales, LLC

    Chardon, OH (331 mi)
    Check Availability

GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 Denali 64 Great deals
2025 GMC Sierra 1500 Denali $56,707 83 Great deals
2024 GMC Sierra 1500 Denali $51,711 164 Great deals
2023 GMC Sierra 1500 Denali $47,088 148 Great deals
2022 GMC Sierra 1500 Denali $44,370 54 Great deals
2021 GMC Sierra 1500 Denali $37,295 122 Great deals
2020 GMC Sierra 1500 Denali $35,553 75 Great deals
2019 GMC Sierra 1500 Denali $34,259 32 Great deals
2017 GMC Sierra 1500 Denali $26,688 30 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 $28,558, with pricing starting at $15,775.

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)

2018 GMC Sierra 1500 trims