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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

    $14,900

    209,634 mi.
    Est. $281/mo

    Twin Pine Ford

    4.5
    Ephrata, PA (609 mi)
    Check Availability

  • Iridium Metallic 2015 GMC Sierra 1500 Denali

    $28,793

    89,997 mi.
    Est. $542/mo

    Music City Autoplex

    4.8
    Madison, TN (389 mi)
    Check Availability

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

    $19,689

    162,192 mi.
    Est. $371/mo

    Morganton Honda

    4.7
    Morganton, NC (533 mi)
    Check Availability

  • 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

    $28,420

    53,167 mi.
    Est. $535/mo

    Mills Ford Brainerd

    4.6
    Baxter, MN (451 mi)
    Check Availability
  • 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

    $20,033

    144,342 mi.
    Est. $377/mo

    Love Chevrolet

    4.8
    Inverness, FL (949 mi)
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  • White 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 Denali

    $26,998

    97,505 mi.
    Est. $509/mo

    CarMax Riverside

    4.6
    Riverside, CA (1,704 mi)
    Check Availability
  • 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

    $20,566

    143,147 mi.
    Est. $387/mo

    Atwater Chevrolet

    4.8
    Aitkin, MN (440 mi)
    Check Availability
  • 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

    $20,345

    203,439 mi.
    Est. $383/mo

    Kuehn Motor Company, Rochester

    4.9
    Rochester, MN (289 mi)
    Check Availability
  • 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

    $24,372

    $782
    104,059 mi.
    Est. $459/mo

    Elmhurst Ford

    4.6
    Bensenville, IL (17 mi)
    Check Availability
  • 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

    $23,494

    $465
    110,902 mi.
    Est. $443/mo

    Peruzzi Toyota

    4.6
    Hatfield, PA (652 mi)
    Check Availability
  • 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

    $25,995

    $300
    114,212 mi.
    Est. $490/mo

    DriveTime of Williamstown

    5.0
    Monroe Township, NJ (677 mi)
    Check Availability
  • 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

    $25,950

    93,204 mi.
    Est. $489/mo

    Beverly Hills Auto Group

    Elmont, NY (728 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

    $23,045

    $300
    114,114 mi.
    Est. $434/mo

    Lenzen Chevrolet Inc

    Chaska, MN (361 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

    $12,899

    $1.1K
    196,605 mi.
    Est. $243/mo

    Eide Subaru

    Mandan, ND (739 mi)
    Check Availability
  • 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

    $20,998

    $4K
    124,104 mi.
    Est. $396/mo

    Gwinnett Luxury Motors

    Buford, GA (571 mi)
    Check Availability
  • Blue 2015 GMC Sierra 1500 DenaliBlue 2015 GMC Sierra 1500 DenaliBlue 2015 GMC Sierra 1500 DenaliBlue 2015 GMC Sierra 1500 DenaliBlue 2015 GMC Sierra 1500 DenaliBlue 2015 GMC Sierra 1500 Denali

    $20,384

    121,148 mi.
    Est. $384/mo

    Ohio Car Mart

    Elyria, OH (287 mi)
    Check Availability
  • 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

    $22,398

    $400
    107,364 mi.
    Est. $422/mo

    KDK Auto Broker

    3.6
    Brunswick, OH (303 mi)
    Check Availability
  • 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

    $23,585

    116,111 mi.
    Est. $444/mo

    Pappas Toyota

    4.8
    St Peters, MO (264 mi)
    Check Availability
  • 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

    $27,887

    90,698 mi.
    Est. $525/mo

    Crain Hyundai of Fayetteville

    4.1
    Fayetteville, AR (532 mi)
    Check Availability
  • 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

    $30,354

    108,086 mi.
    Est. $572/mo

    44 Auto Mart - Louisville

    4.7
    Louisville, KY (275 mi)
    Check Availability
  • 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

    $19,503

    166,611 mi.
    Est. $367/mo

    Seth Wadley Ford of Perry

    4.8
    Perry, OK (646 mi)
    Check Availability
  • White 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 Denali

    $27,998

    92,324 mi.
    Est. $527/mo

    CarMax Oceanside

    4.3
    Oceanside, CA (1,722 mi)
    Check Availability
  • 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

    $14,795

    170,628 mi.
    Est. $279/mo

    Premier Auto

    Hooksett, NH (829 mi)
    Check Availability
  • White 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 Denali

    $26,799

    77,613 mi.
    Est. $505/mo

    Top Deals Automotive

    Conyers, GA (606 mi)
    Check Availability
  • 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

    $23,411

    $1K
    113,017 mi.
    Est. $441/mo

    Webb Chevy

    4.8
    Oak Lawn, IL (13 mi)
    Check Availability
  • 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

    $15,000

    206,486 mi.
    Est. $283/mo

    Roberts Auto Services

    Sanford, NC (635 mi)
    Check Availability
  • White 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 DenaliWhite 2015 GMC Sierra 1500 Denali

    $20,749

    146,080 mi.
    Est. $391/mo

    TJK AUTO LLC

    4.9
    Omaha, NE (442 mi)
    Check Availability

GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 Denali 68 Great deals
2025 GMC Sierra 1500 Denali $56,667 86 Great deals
2024 GMC Sierra 1500 Denali $51,695 176 Great deals
2023 GMC Sierra 1500 Denali $46,981 138 Great deals
2022 GMC Sierra 1500 Denali $44,324 48 Great deals
2021 GMC Sierra 1500 Denali $37,141 124 Great deals
2020 GMC Sierra 1500 Denali $35,493 76 Great deals
2019 GMC Sierra 1500 Denali $34,298 36 Great deals
2018 GMC Sierra 1500 Denali $28,808 53 Great deals
2017 GMC Sierra 1500 Denali $26,745 33 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 $21,967, with pricing starting at $11,897.

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)

2015 GMC Sierra 1500 trims