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  • 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

    $30,808

    82,533 mi.
    Est. $579/mo

    Serra of Jackson

    4.7
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    Jackson, TN (434 mi)

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  • 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

    $20,600

    157,467 mi.
    Est. $387/mo

    Southern Buick GMC Greenbrier

    3.9
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    Chesapeake, VA (703 mi)

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  • Blue Metallic 2015 GMC Sierra 1500 DenaliBlue Metallic 2015 GMC Sierra 1500 DenaliBlue Metallic 2015 GMC Sierra 1500 DenaliBlue Metallic 2015 GMC Sierra 1500 DenaliBlue Metallic 2015 GMC Sierra 1500 DenaliBlue Metallic 2015 GMC Sierra 1500 Denali

    $26,995

    88,844 mi.
    Est. $507/mo

    Mosaic Chevrolet

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    Zumbrota, MN (304 mi)
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  • 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

    $24,643

    83,306 mi.
    Est. $463/mo

    CARite of Cocoa

    3.2
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    Cocoa, FL (1,012 mi)
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  • 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

    $21,347

    160,353 mi.
    Est. $401/mo

    Ryan Auto Mall Chrysler Dodge Jeep Ram

    4.9
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    Buffalo, MN (386 mi)
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  • 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

    $25,133

    118,642 mi.
    Est. $472/mo

    Group 1 Volkswagen Hub City

    4.6
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    Lubbock, TX (967 mi)
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  • Sonoma Red Metallic 2015 GMC Sierra 1500 DenaliSonoma Red Metallic 2015 GMC Sierra 1500 DenaliSonoma Red Metallic 2015 GMC Sierra 1500 DenaliSonoma Red Metallic 2015 GMC Sierra 1500 DenaliSonoma Red Metallic 2015 GMC Sierra 1500 DenaliSonoma Red Metallic 2015 GMC Sierra 1500 Denali

    $24,990

    107,814 mi.
    Est. $470/mo

    Franklin Chrysler Dodge Jeep Ram

    4.3
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    Franklin, TN (415 mi)
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  • 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

    $27,250

    $238
    89,390 mi.
    Est. $512/mo

    Audi Omaha

    4.7
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    Omaha, NE (444 mi)
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  • 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

    4.2
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    Fullerton, CA (1,733 mi)
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  • 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

    $26,000

    95,267 mi.
    Est. $489/mo

    RJ Hupp Auto Sales

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    Gallipolis, OH (358 mi)
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  • 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

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    Bend, OR (1,697 mi)
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  • Black 2015 GMC Sierra 1500 DenaliBlack 2015 GMC Sierra 1500 DenaliBlack 2015 GMC Sierra 1500 DenaliBlack 2015 GMC Sierra 1500 DenaliBlack 2015 GMC Sierra 1500 DenaliBlack 2015 GMC Sierra 1500 Denali

    $17,995

    236,637 mi.
    Est. $338/mo

    Drive And Go Inc.

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    Hickory, NC (543 mi)
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  • 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

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    Covington, VA (495 mi)
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  • 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

    $15,496

    166,395 mi.
    Est. $291/mo

    Cars2Us Woodbridge

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    Woodbridge, VA (591 mi)
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  • 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

    $24,991

    116,752 mi.
    Est. $470/mo

    Vista Toyota

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    Casper, WY (950 mi)
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  • 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

    101,547 mi.
    Est. $504/mo

    North Bend Chevrolet

    3.9
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    North Bend, WA (1,707 mi)
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  • Black 2015 GMC Sierra 1500 DenaliBlack 2015 GMC Sierra 1500 DenaliBlack 2015 GMC Sierra 1500 DenaliBlack 2015 GMC Sierra 1500 DenaliBlack 2015 GMC Sierra 1500 DenaliBlack 2015 GMC Sierra 1500 Denali

    $30,986

    41,861 mi.
    Est. $582/mo

    Suncoast Chrysler Jeep Dodge RAM

    3.7
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    Seminole, FL (1,009 mi)
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  • Iridium Metallic 2015 GMC Sierra 1500 DenaliIridium Metallic 2015 GMC Sierra 1500 DenaliIridium Metallic 2015 GMC Sierra 1500 DenaliIridium Metallic 2015 GMC Sierra 1500 Denali

    $17,210

    199,523 mi.
    Est. $323/mo

    Mountain Chevrolet

    3.5
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    Glenwood Springs, CO (1,043 mi)
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  • 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
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    Longmont, CO (913 mi)
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  • 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

    $23,995

    $499
    124,775 mi.
    Est. $451/mo

    Lithia Chevrolet of Redding

    4.4
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    Redding, CA (1,795 mi)
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  • 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

    $29,398

    $1.4K
    77,795 mi.
    Est. $553/mo

    Springs Automotive Group

    4.6
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    Englewood, CO (921 mi)
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  • 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

    $16,594

    205,576 mi.
    Est. $312/mo

    Mossy GMC

    4.7
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    New Orleans, LA (836 mi)
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  • 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

    $28,987

    130,806 mi.
    Est. $545/mo

    Maxx Autos Plus

    4.9
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    Puyallup, WA (1,733 mi)
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  • 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

    $23,699

    $200
    146,267 mi.
    Est. $445/mo

    Victory Nissan of Dickson

    4.7
    Check Availability
    Dickson, TN (406 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 Denali 28 Great deals
2025 GMC Sierra 1500 Denali $62,866 60 Great deals
2024 GMC Sierra 1500 Denali $57,653 49 Great deals
2023 GMC Sierra 1500 Denali $51,649 32 Great deals
2022 GMC Sierra 1500 Denali $46,243 34 Great deals
2021 GMC Sierra 1500 Denali $40,531 75 Great deals
2020 GMC Sierra 1500 Denali $37,516 45 Great deals
2019 GMC Sierra 1500 Denali $36,012 21 Great deals
2018 GMC Sierra 1500 Denali $30,818 15 Great deals
2017 GMC Sierra 1500 Denali $27,697 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 $23,303, 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)
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GMC Sierra 1500 trims