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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. $605/mo

    Clay Cooley Chrysler Dodge Jeep Ram Dallas

    4.0
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    Dallas, TX (796 mi)

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  • Quicksilver Metallic 2015 GMC Sierra 1500 SLEQuicksilver Metallic 2015 GMC Sierra 1500 SLEQuicksilver Metallic 2015 GMC Sierra 1500 SLEQuicksilver Metallic 2015 GMC Sierra 1500 SLEQuicksilver Metallic 2015 GMC Sierra 1500 SLEQuicksilver Metallic 2015 GMC Sierra 1500 SLE

    $22,423

    69,508 mi.
    Est. $421/mo

    Serra Ford Rochester Hills

    4.9
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    Rochester Hills, MI (237 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

    $15,658

    $1K
    199,692 mi.
    Est. $294/mo

    Ferguson Superstore

    4.9
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    Broken Arrow, OK (594 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

    $24,395

    113,675 mi.
    Est. $459/mo

    #1 Cochran Buick GMC Robinson

    4.5
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    Pittsburgh, PA (402 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

    $33,975

    73,680 mi.
    Est. $639/mo

    Ray Skillman Buick GMC South

    4.6
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    Indianapolis, IN (174 mi)
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  • Quicksilver Metallic 2015 GMC Sierra 1500 SLTQuicksilver Metallic 2015 GMC Sierra 1500 SLTQuicksilver Metallic 2015 GMC Sierra 1500 SLTQuicksilver Metallic 2015 GMC Sierra 1500 SLTQuicksilver Metallic 2015 GMC Sierra 1500 SLTQuicksilver Metallic 2015 GMC Sierra 1500 SLT

    $20,487

    135,760 mi.
    Est. $385/mo

    Findlay Toyota

    4.7
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    Henderson, NV (1,519 mi)
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  • Summit White 2015 GMC Sierra 1500 SLESummit White 2015 GMC Sierra 1500 SLESummit White 2015 GMC Sierra 1500 SLESummit White 2015 GMC Sierra 1500 SLESummit White 2015 GMC Sierra 1500 SLESummit White 2015 GMC Sierra 1500 SLE

    $23,090

    101,296 mi.
    Est. $434/mo

    Bob Howard Hyundai

    4.5
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    Oklahoma City, OK (697 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

    $24,166

    $356
    108,102 mi.
    Est. $454/mo

    AutoNation USA Centennial

    4.3
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    Las Vegas, NV (1,526 mi)

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  • Summit White 2015 GMC Sierra 1500 SLESummit White 2015 GMC Sierra 1500 SLESummit White 2015 GMC Sierra 1500 SLESummit White 2015 GMC Sierra 1500 SLESummit White 2015 GMC Sierra 1500 SLESummit White 2015 GMC Sierra 1500 SLE

    $18,478

    $160
    140,390 mi.
    Est. $347/mo

    Corwin Motors Kalispell

    4.6
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    Kalispell, MT (1,367 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

    $20,000

    132,878 mi.
    Est. $376/mo

    Diamond Valley Honda

    4.8
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    Hemet, CA (1,691 mi)
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  • Fire Red 2015 GMC Sierra 1500 SLEFire Red 2015 GMC Sierra 1500 SLEFire Red 2015 GMC Sierra 1500 SLEFire Red 2015 GMC Sierra 1500 SLEFire Red 2015 GMC Sierra 1500 SLEFire Red 2015 GMC Sierra 1500 SLE

    $10,899

    216,131 mi.
    Est. $205/mo

    Lithia Volkswagen of Des Moines

    4.8
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    Johnston, IA (313 mi)
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  • Bronze Alloy Metallic 2015 GMC Sierra 1500 SLTBronze Alloy Metallic 2015 GMC Sierra 1500 SLTBronze Alloy Metallic 2015 GMC Sierra 1500 SLTBronze Alloy Metallic 2015 GMC Sierra 1500 SLTBronze Alloy Metallic 2015 GMC Sierra 1500 SLTBronze Alloy Metallic 2015 GMC Sierra 1500 SLT

    $23,681

    $300
    104,143 mi.
    Est. $445/mo

    Tampa Honda

    4.5
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    Tampa, FL (1,000 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

    $20,327

    160,353 mi.
    Est. $382/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 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

    $20,299

    128,509 mi.
    Est. $382/mo

    Richardson Chevrolet Standish

    4.9
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    Standish, MI (237 mi)

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  • Sonoma Red Metallic 2015 GMC Sierra 1500 SLTSonoma Red Metallic 2015 GMC Sierra 1500 SLTSonoma Red Metallic 2015 GMC Sierra 1500 SLTSonoma Red Metallic 2015 GMC Sierra 1500 SLTSonoma Red Metallic 2015 GMC Sierra 1500 SLTSonoma Red Metallic 2015 GMC Sierra 1500 SLT

    $23,948

    $586
    112,183 mi.
    Est. $450/mo

    Courtesy Chrysler Jeep Dodge RAM of Tampa

    4.4
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    Tampa, FL (1,008 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

    $33,278

    69,086 mi.
    Est. $626/mo

    Fox Ford

    4.9
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    Grand Rapids, MI (127 mi)
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  • Gray 2015 GMC Sierra 1500 BaseGray 2015 GMC Sierra 1500 BaseGray 2015 GMC Sierra 1500 BaseGray 2015 GMC Sierra 1500 BaseGray 2015 GMC Sierra 1500 BaseGray 2015 GMC Sierra 1500 Base

    $21,780

    $399
    104,078 mi.
    Est. $409/mo

    Suburban Ford of Troy

    4.9
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    Troy, MI (237 mi)
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  • Quicksilver Metallic 2015 GMC Sierra 1500 SLTQuicksilver Metallic 2015 GMC Sierra 1500 SLTQuicksilver Metallic 2015 GMC Sierra 1500 SLTQuicksilver Metallic 2015 GMC Sierra 1500 SLTQuicksilver Metallic 2015 GMC Sierra 1500 SLT

    $28,991

    65,000 mi.
    Est. $545/mo

    Tamiami Ford Inc

    4.6
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    Naples, FL (1,136 mi)
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  • Cayenne Metallic 2015 GMC Sierra 1500 SLTCayenne Metallic 2015 GMC Sierra 1500 SLTCayenne Metallic 2015 GMC Sierra 1500 SLTCayenne Metallic 2015 GMC Sierra 1500 SLTCayenne Metallic 2015 GMC Sierra 1500 SLTCayenne Metallic 2015 GMC Sierra 1500 SLT

    $22,625

    127,318 mi.
    Est. $425/mo

    Gray-Daniels Nissan Brandon

    4.6
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    Brandon, MS (677 mi)
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  • Onyx Black 2015 GMC Sierra 1500 SLEOnyx Black 2015 GMC Sierra 1500 SLEOnyx Black 2015 GMC Sierra 1500 SLEOnyx Black 2015 GMC Sierra 1500 SLEOnyx Black 2015 GMC Sierra 1500 SLEOnyx Black 2015 GMC Sierra 1500 SLE

    $21,106

    103,317 mi.
    Est. $397/mo

    Spitzer Chevrolet GMC Cadillac of Dubois

    4.6
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    DuBois, PA (462 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

    $22,491

    $390
    105,407 mi.
    Est. $423/mo

    Ford of Kirkland

    4.5
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    Kirkland, WA (1,726 mi)
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  • Gray 2015 GMC Sierra 1500 SLEGray 2015 GMC Sierra 1500 SLEGray 2015 GMC Sierra 1500 SLEGray 2015 GMC Sierra 1500 SLEGray 2015 GMC Sierra 1500 SLEGray 2015 GMC Sierra 1500 SLE

    $25,695

    51,568 mi.
    Est. $483/mo

    DriveTime of East Las Vegas

    4.9
    Check Availability
    Las Vegas, NV (1,520 mi)
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  • White 2015 GMC Sierra 1500 SLTWhite 2015 GMC Sierra 1500 SLTWhite 2015 GMC Sierra 1500 SLTWhite 2015 GMC Sierra 1500 SLTWhite 2015 GMC Sierra 1500 SLTWhite 2015 GMC Sierra 1500 SLT

    $25,990

    81,793 mi.
    Est. $489/mo

    Runde Chevrolet-Buick-GMC

    4.8
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    Platteville, WI (159 mi)
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  • Emerald Green Metallic 2015 GMC Sierra 1500 SLTEmerald Green Metallic 2015 GMC Sierra 1500 SLTEmerald Green Metallic 2015 GMC Sierra 1500 SLTEmerald Green Metallic 2015 GMC Sierra 1500 SLTEmerald Green Metallic 2015 GMC Sierra 1500 SLTEmerald Green Metallic 2015 GMC Sierra 1500 SLT

    $23,048

    $200
    129,535 mi.
    Est. $433/mo

    Ed Martin Chrysler Dodge Jeep RAM

    4.7
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    Anderson, IN (163 mi)
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  • Light Steel Gray Metallic 2015 GMC Sierra 1500 SLTLight Steel Gray Metallic 2015 GMC Sierra 1500 SLTLight Steel Gray Metallic 2015 GMC Sierra 1500 SLTLight Steel Gray Metallic 2015 GMC Sierra 1500 SLTLight Steel Gray Metallic 2015 GMC Sierra 1500 SLTLight Steel Gray Metallic 2015 GMC Sierra 1500 SLT

    $23,666

    112,449 mi.
    Est. $445/mo

    Mt. Moriah Auto Sales, Inc.

    4.3
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    Memphis, TN (486 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

    $34,999

    41,350 mi.
    Est. $658/mo

    Mitch Smith Chevrolet

    4.7
    Check Availability
    Cullman, AL (536 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

    $22,995

    112,596 mi.
    Est. $432/mo

    The Car Haus

    5.0
    Check Availability
    Roselle, IL (25 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

    $23,995

    103,518 mi.
    Est. $451/mo

    Silver Auto Sales Inc.

    4.4
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    Frankfort, IL (30 mi)
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  • 2015 GMC Sierra 1500 SLE2015 GMC Sierra 1500 SLE2015 GMC Sierra 1500 SLE2015 GMC Sierra 1500 SLE2015 GMC Sierra 1500 SLE2015 GMC Sierra 1500 SLE

    $16,495

    154,869 mi.
    Est. $310/mo

    Auto Vault LLC

    4.2
    Check Availability
    Fort Wayne, IN (138 mi)
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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 $20,154, 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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