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 Filters
  • Onyx Black 2015 GMC Sierra 1500 Denali

    $23,500

    Est. $442/mo

    Gurnee Volkswagen

    3.1
    Check Availability
    Gurnee, IL (39 mi)

    Quick view
  • White Diamond Clearcoat 2015 GMC Sierra 1500 DenaliWhite Diamond Clearcoat 2015 GMC Sierra 1500 DenaliWhite Diamond Clearcoat 2015 GMC Sierra 1500 DenaliWhite Diamond Clearcoat 2015 GMC Sierra 1500 DenaliWhite Diamond Clearcoat 2015 GMC Sierra 1500 DenaliWhite Diamond Clearcoat 2015 GMC Sierra 1500 Denali

    $20,690

    $1.3K
    157,461 mi.
    Est. $389/mo

    Southern Buick GMC Greenbrier

    4.0
    Check Availability
    Chesapeake, VA (703 mi)

    Quick view
  • Onyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 Denali

    $31,798

    26,978 mi.
    Est. $598/mo

    i.g. Burton Chevrolet of Elkton

    4.9
    Check Availability
    Elkton, MD (640 mi)
    Quick view
  • Onyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 Denali

    $24,499

    136,105 mi.
    Est. $460/mo

    David McDavid Lincoln Frisco

    4.6
    Check Availability
    Frisco, TX (789 mi)
    Quick view
  • Stone Blue Metallic 2015 GMC Sierra 1500 DenaliStone Blue Metallic 2015 GMC Sierra 1500 DenaliStone Blue Metallic 2015 GMC Sierra 1500 DenaliStone Blue Metallic 2015 GMC Sierra 1500 DenaliStone Blue Metallic 2015 GMC Sierra 1500 DenaliStone Blue Metallic 2015 GMC Sierra 1500 Denali

    $25,363

    $1.6K
    105,407 mi.
    Est. $477/mo

    Ford of Kirkland

    4.5
    Check Availability
    Kirkland, WA (1,726 mi)
    Quick view
  • Onyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 Denali

    $23,999

    128,145 mi.
    Est. $451/mo

    LSM Cars

    4.1
    Check Availability
    Fullerton, CA (1,733 mi)
    Quick view
  • White Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 Denali

    $19,995

    172,041 mi.
    Est. $376/mo

    Treasure Valley Subaru

    4.6
    Check Availability
    Nampa, ID (1,463 mi)
    Quick view
  • Onyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 Denali

    $15,875

    186,724 mi.
    Est. $298/mo

    Murdock Chrysler Dodge Jeep Ram Bountiful

    Check Availability
    West Bountiful, UT (1,255 mi)

    Quick view
  • White Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 Denali

    $27,488

    $499
    89,390 mi.
    Est. $517/mo

    Audi Omaha

    4.7
    Check Availability
    Omaha, NE (444 mi)
    Quick view
  • Onyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 Denali

    $23,900

    91,630 mi.
    Est. $449/mo

    John Jones Chevrolet of Corydon

    4.1
    Check Availability
    Corydon, IN (265 mi)
    Quick view
  • White Diamond Clearcoat 2015 GMC Sierra 1500 DenaliWhite Diamond Clearcoat 2015 GMC Sierra 1500 DenaliWhite Diamond Clearcoat 2015 GMC Sierra 1500 DenaliWhite Diamond Clearcoat 2015 GMC Sierra 1500 Denali

    $23,998

    143,372 mi.
    Est. $451/mo

    Boggus Tipton Chrysler Dodge Jeep Ram

    4.7
    Check Availability
    Brownsville, TX (1,234 mi)
    Quick view
  • White Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 Denali

    $31,195

    84,768 mi.
    Est. $586/mo

    DriveTime of Sanford

    5.0
    Check Availability
    Sanford, FL (969 mi)
    Quick view
  • Onyx Black Gba 2015 GMC Sierra 1500 DenaliOnyx Black Gba 2015 GMC Sierra 1500 DenaliOnyx Black Gba 2015 GMC Sierra 1500 DenaliOnyx Black Gba 2015 GMC Sierra 1500 DenaliOnyx Black Gba 2015 GMC Sierra 1500 DenaliOnyx Black Gba 2015 GMC Sierra 1500 Denali

    $23,995

    108,480 mi.
    Est. $451/mo

    East Providence Auto Sales

    Check Availability
    East Providence, RI (837 mi)
    Quick view
  • Onyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 Denali

    $21,490

    139,918 mi.
    Est. $404/mo

    MIRACLE BUICK GMC OF KUTZTOWN

    2.6
    Check Availability
    Fleetwood, PA (621 mi)

    Quick view
  • White Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 Denali

    $16,985

    205,727 mi.
    Est. $319/mo

    Spotless Auto LLC

    Check Availability
    San Antonio, TX (1,050 mi)
    Quick view
  • Onyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 Denali

    $29,950

    64,580 mi.
    Est. $563/mo

    Covington Car Company

    Check Availability
    Covington, VA (495 mi)
    Quick view
  • Onyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 Denali

    $29,995

    81,370 mi.
    Est. $564/mo

    Kendall Ford of Bend

    Check Availability
    Bend, OR (1,697 mi)
    Quick view
  • Onyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 Denali

    $26,367

    96,357 mi.
    Est. $496/mo

    Neil Huffman Acura

    Check Availability
    Louisville, KY (273 mi)
    Quick view
  • Onyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 Denali

    $26,799

    $197
    101,547 mi.
    Est. $504/mo

    North Bend Chevrolet

    3.9
    Check Availability
    North Bend, WA (1,707 mi)
    Quick view
  • Iridium Metallic 2015 GMC Sierra 1500 DenaliIridium Metallic 2015 GMC Sierra 1500 DenaliIridium Metallic 2015 GMC Sierra 1500 DenaliIridium Metallic 2015 GMC Sierra 1500 DenaliIridium Metallic 2015 GMC Sierra 1500 DenaliIridium Metallic 2015 GMC Sierra 1500 Denali

    $27,867

    86,152 mi.
    Est. $524/mo

    Booth Motors

    3.7
    Check Availability
    Longmont, CO (913 mi)
    Quick view
  • White Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 DenaliWhite Diamond Tricoat 2015 GMC Sierra 1500 Denali

    $23,598

    122,101 mi.
    Est. $444/mo

    AutoNation Subaru Arapahoe

    4.4
    Check Availability
    Centennial, CO (915 mi)
    Quick view
  • White Diamond Tri-Coat 2015 GMC Sierra 1500 DenaliWhite Diamond Tri-Coat 2015 GMC Sierra 1500 DenaliWhite Diamond Tri-Coat 2015 GMC Sierra 1500 DenaliWhite Diamond Tri-Coat 2015 GMC Sierra 1500 DenaliWhite Diamond Tri-Coat 2015 GMC Sierra 1500 DenaliWhite Diamond Tri-Coat 2015 GMC Sierra 1500 Denali

    $24,494

    124,733 mi.
    Est. $460/mo

    Lithia Chevrolet of Redding

    4.4
    Check Availability
    Redding, CA (1,795 mi)
    Quick view
  • Onyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 Denali

    $26,994

    $2K
    76,147 mi.
    Est. $507/mo

    Nelson Mazda Tulsa

    4.5
    Check Availability
    Tulsa, OK (600 mi)
    Quick view
  • Onyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 DenaliOnyx Black 2015 GMC Sierra 1500 Denali

    $19,995

    164,112 mi.
    Est. $376/mo

    Team One Chevrolet Buick GMC

    4.7
    Check Availability
    Charlotte, MI (153 mi)
    Quick view

GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 Denali 25 Great deals
2025 GMC Sierra 1500 Denali $62,686 64 Great deals
2024 GMC Sierra 1500 Denali $57,251 55 Great deals
2023 GMC Sierra 1500 Denali $51,567 35 Great deals
2022 GMC Sierra 1500 Denali $46,222 34 Great deals
2021 GMC Sierra 1500 Denali $40,205 88 Great deals
2020 GMC Sierra 1500 Denali $37,391 45 Great deals
2019 GMC Sierra 1500 Denali $35,389 23 Great deals
2018 GMC Sierra 1500 Denali $30,890 16 Great deals
2017 GMC Sierra 1500 Denali $26,585 29 Great deals

About the 2015 GMC Sierra 1500 Denali

Basics

Denali shown.

Seating
5
Door count
4
Drivetrain
Rear Wheel Drive
Combined MPG
19
Transmission
6-Speed A/T
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
Side view of the 2015 GMC Sierra 1500 Denali
FAQs

How much does the 2015 GMC Sierra 1500 Denali cost?

The 2015 GMC Sierra 1500 Denali price depends on several factors, including optional features, mileage, vehicle history and location. The nationwide average price for a 2015 Sierra 1500 Denali is $23,233, with pricing starting at $11,850.

What is the MPG of the 2015 GMC Sierra 1500 Denali?

The 2015 GMC Sierra 1500 Denali 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 2015 GMC Sierra 1500 Denali?

The 2015 GMC Sierra 1500 Denali compares to and/or competes against the following vehicles:


Is the 2015 GMC Sierra 1500 Denali reliable?

The 2015 GMC Sierra 1500 has an average reliability rating of 4.4 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2015 Sierra 1500 owners.

Ratings (140 reviews)

87% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.6
Interior
4.7
Performance
4.5
Value
4.4
Exterior
4.7
Reliability
4.4
Trims

Denali (4 styles)

Style
2WD Crew Cab 143.5" Denali 4WD Crew Cab 143.5" Denali 4WD Crew Cab 153.0" Denali 2WD Crew Cab 153.0" Denali
Inventory price
Starting at $50,015 Starting at $53,165 Starting at $53,465 Starting at $50,315
Combined MPG
19 18 18 19
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) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
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

GMC Sierra 1500 trims