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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

    $32,166

    $1K
    68,399 mi.
    Est. $594/mo

    Clay Cooley Chrysler Dodge Jeep Ram Dallas

    4.0
    Check Availability
    Dallas, TX (24 mi)

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  • Summit White 2015 GMC Sierra 1500 SLTSummit White 2015 GMC Sierra 1500 SLTSummit White 2015 GMC Sierra 1500 SLTSummit White 2015 GMC Sierra 1500 SLTSummit White 2015 GMC Sierra 1500 SLTSummit White 2015 GMC Sierra 1500 SLT

    $18,888

    127,809 mi.
    Est. $349/mo

    Auto Merchants Inc.

    4.2
    Check Availability
    Plano, TX (19 mi)
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  • Onyx Black 2015 GMC Sierra 1500 SLTOnyx Black 2015 GMC Sierra 1500 SLTOnyx Black 2015 GMC Sierra 1500 SLTOnyx Black 2015 GMC Sierra 1500 SLTOnyx Black 2015 GMC Sierra 1500 SLTOnyx Black 2015 GMC Sierra 1500 SLT

    $13,900

    121,340 mi.
    Est. $257/mo

    Prestige Auto Brokers

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    Grand Prairie, TX (15 mi)
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  • Gray 2015 GMC Sierra 1500 SLTGray 2015 GMC Sierra 1500 SLTGray 2015 GMC Sierra 1500 SLTGray 2015 GMC Sierra 1500 SLTGray 2015 GMC Sierra 1500 SLTGray 2015 GMC Sierra 1500 SLT

    $28,595

    96,672 mi.
    Est. $528/mo

    DriveTime of Dallas

    5.0
    Check Availability
    Dallas, TX (24 mi)
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  • Emerald Green Metallic 2015 GMC Sierra 1500 SLEEmerald Green Metallic 2015 GMC Sierra 1500 SLEEmerald Green Metallic 2015 GMC Sierra 1500 SLEEmerald Green Metallic 2015 GMC Sierra 1500 SLEEmerald Green Metallic 2015 GMC Sierra 1500 SLEEmerald Green Metallic 2015 GMC Sierra 1500 SLE

    $21,499

    $500
    77,522 mi.
    Est. $397/mo

    Mountain Top Motor Co

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    $809 delivery from Troy, MO (540 mi)
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  • Red 2015 GMC Sierra 1500 SLTRed 2015 GMC Sierra 1500 SLTRed 2015 GMC Sierra 1500 SLTRed 2015 GMC Sierra 1500 SLTRed 2015 GMC Sierra 1500 SLTRed 2015 GMC Sierra 1500 SLT

    $25,998

    86,708 mi.
    Est. $480/mo

    CarMax Lithia Springs

    4.4
    Check Availability
    $449 delivery to Irving, TX (13 mi)
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  • Fire Red 2015 GMC Sierra 1500 SLTFire Red 2015 GMC Sierra 1500 SLTFire Red 2015 GMC Sierra 1500 SLTFire Red 2015 GMC Sierra 1500 SLTFire Red 2015 GMC Sierra 1500 SLTFire Red 2015 GMC Sierra 1500 SLT

    $24,220

    $990
    122,649 mi.
    Est. $447/mo

    SouthWest Ford

    4.4
    Check Availability
    Weatherford, TX (39 mi)
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  • Black 2015 GMC Sierra 1500 SLTBlack 2015 GMC Sierra 1500 SLTBlack 2015 GMC Sierra 1500 SLTBlack 2015 GMC Sierra 1500 SLTBlack 2015 GMC Sierra 1500 SLTBlack 2015 GMC Sierra 1500 SLT

    $21,995

    $500
    134,591 mi.
    Est. $406/mo

    Auto Gallery of McKinney

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    McKinney, TX (32 mi)
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  • Not Priced

    157,451 mi.
    Est. $0/mo

    Richard Karr Buick/GMC

    Check Availability
    Waco, TX (99 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 $59,870 14 Good deals
2025 GMC Sierra 1500 $53,045 21 Great deals
2024 GMC Sierra 1500 $49,002 19 Great deals
2023 GMC Sierra 1500 $46,478 18 Great deals
2022 GMC Sierra 1500 $41,782 22 Great deals
2021 GMC Sierra 1500 $34,242 22 Great deals
2020 GMC Sierra 1500 $32,672 12 Great deals
2019 GMC Sierra 1500 $33,135 10 Great deals
2018 GMC Sierra 1500 $27,215 7 Good deals
2017 GMC Sierra 1500 $19,791 3 Good deals

About the 2015 GMC Sierra 1500

Basics

Base shown (base trim).

Seating
3
Door count
2
Drivetrain
Rear-wheel drive
Combined MPG
20
Transmission
6-Speed A/T
Engine
285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability)
Side view of the 2015 GMC Sierra 1500
FAQs

How much does the 2015 GMC Sierra 1500 cost?

The 2015 GMC Sierra 1500 price depends on several factors, including the trim level, optional features, mileage, vehicle history and location. The nationwide average price for a 2015 Sierra 1500 is $20,231, with pricing starting at $4,994.

What is the MPG of the 2015 GMC Sierra 1500?

The 2015 GMC Sierra 1500 offers up to 18 MPG in city driving and 24 MPG on the highway for a combined rating of 20 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 trim, driving conditions, driving habits, vehicle maintenance, and other factors.

Is the 2015 GMC Sierra 1500 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.

Is the 2015 GMC Sierra 1500 a good truck?

Below are the Cars.com consumer ratings for the 2015 GMC Sierra 1500.

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

Base (10 styles)

Style
4WD Double Cab 143.5" 2WD Double Cab 143.5" 4WD Crew Cab 143.5" 4WD Crew Cab 153.0" 2WD Crew Cab 143.5" 2WD Crew Cab 153.0" 2WD Reg Cab 133.0" 4WD Reg Cab 119.0" 4WD Reg Cab 133.0" 2WD Reg Cab 119.0"
Inventory price
Starting at $34,675 Starting at $30,695 Starting at $38,890 Starting at $39,190 Starting at $35,740 Starting at $36,040 Starting at $27,410 Starting at $30,960 Starting at $31,260 Starting at $27,020
Combined MPG
19 20 19 19 20 20 20 19 19 20
Engine
285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability)

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)

SLE (10 styles)

Style
2WD Reg Cab 133.0" SLE 4WD Reg Cab 119.0" SLE 4WD Reg Cab 133.0" SLE 2WD Reg Cab 119.0" SLE 2WD Double Cab 143.5" SLE 4WD Double Cab 143.5" SLE 4WD Crew Cab 143.5" SLE 4WD Crew Cab 153.0" SLE 2WD Crew Cab 153.0" SLE 2WD Crew Cab 143.5" SLE
Inventory price
Starting at $34,070 Starting at $37,850 Starting at $38,150 Starting at $33,945 Starting at $36,550 Starting at $40,395 Starting at $42,985 Starting at $43,285 Starting at $39,315 Starting at $39,015
Combined MPG
20 19 19 20 20 19 19 19 20 20
Engine
285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability)

SLT (6 styles)

Style
4WD Crew Cab 143.5" SLT 2WD Crew Cab 153.0" SLT 4WD Crew Cab 153.0" SLT 2WD Crew Cab 143.5" SLT 4WD Double Cab 143.5" SLT 2WD Double Cab 143.5" SLT
Inventory price
Starting at $46,860 Starting at $44,010 Starting at $47,160 Starting at $43,710 Starting at $44,500 Starting at $41,250
Combined MPG
18 19 18 19 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) 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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