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  • Summit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLT

    $29,328

    91,756 mi.
    Est. $540/mo

    Brunswick Auto Mart

    4.7
    Check Availability
    Brunswick, OH (17 mi)
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  • White 2018 GMC Sierra 1500 SLEWhite 2018 GMC Sierra 1500 SLEWhite 2018 GMC Sierra 1500 SLEWhite 2018 GMC Sierra 1500 SLEWhite 2018 GMC Sierra 1500 SLEWhite 2018 GMC Sierra 1500 SLE

    $25,348

    71,517 mi.
    Est. $467/mo

    Classic Buick GMC Painesville

    4.7
    Check Availability
    Painesville, OH (25 mi)
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  • Onyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLT

    $24,900

    101,550 mi.
    Est. $458/mo

    Junction Auto Family - Chrysler Jeep Dodge Ram Buick GMC

    4.9
    Check Availability
    Chardon, OH (21 mi)
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  • Dark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 Denali

    $32,305

    $220
    85,903 mi.
    Est. $595/mo

    Serpentini Chevrolet Westlake

    3.8
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    Westlake, OH (18 mi)
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  • Dark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLE

    $24,968

    85,009 mi.
    Est. $460/mo

    Toth Buick GMC

    3.0
    Check Availability
    Akron, OH (30 mi)
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  • Dark Slate Metallic 2018 GMC Sierra 1500 BaseDark Slate Metallic 2018 GMC Sierra 1500 BaseDark Slate Metallic 2018 GMC Sierra 1500 BaseDark Slate Metallic 2018 GMC Sierra 1500 BaseDark Slate Metallic 2018 GMC Sierra 1500 BaseDark Slate Metallic 2018 GMC Sierra 1500 Base

    $17,990

    94,000 mi.
    Est. $331/mo

    Minnix Auto Sales

    3.2
    Check Availability
    Cuyahoga Falls, OH (17 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $23,516

    $1.4K
    141,589 mi.
    Est. $433/mo

    Serpentini Chevrolet - Strongsville

    4.3
    Check Availability
    Strongsville, OH (15 mi)
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  • Onyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLT

    $29,978

    79,129 mi.
    Est. $552/mo

    Serpentini Chevrolet Tallmadge

    3.8
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    Tallmadge, OH (23 mi)
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  • $38,900

    43,684 mi.
    Est. $716/mo

    Lambert Buick GMC

    4.6
    Check Availability
    Cuyahoga Falls, OH (20 mi)
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  • $30,900

    63,278 mi.
    Est. $569/mo

    Junction Auto Family - Chrysler Jeep Dodge Ram Buick GMC

    4.9
    Check Availability
    Chardon, OH (21 mi)
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  • Red 2018 GMC Sierra 1500 SLTRed 2018 GMC Sierra 1500 SLTRed 2018 GMC Sierra 1500 SLTRed 2018 GMC Sierra 1500 SLTRed 2018 GMC Sierra 1500 SLTRed 2018 GMC Sierra 1500 SLT

    $32,998

    47,780 mi.
    Est. $608/mo

    CarMax Hartford

    Check Availability
    $149 delivery to Warrensville Heights, OH (4 mi)
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  • Deep Mahogany Metallic 2018 GMC Sierra 1500 SLEDeep Mahogany Metallic 2018 GMC Sierra 1500 SLEDeep Mahogany Metallic 2018 GMC Sierra 1500 SLEDeep Mahogany Metallic 2018 GMC Sierra 1500 SLEDeep Mahogany Metallic 2018 GMC Sierra 1500 SLEDeep Mahogany Metallic 2018 GMC Sierra 1500 SLE

    $19,995

    129,440 mi.
    Est. $368/mo

    Laura Buick GMC

    4.6
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    $969 delivery from Collinsville, IL (485 mi)
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  • Onyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 Base

    $23,967

    85,715 mi.
    Est. $441/mo

    Motion Autosport

    4.3
    Check Availability
    North Canton, OH (37 mi)
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  • Summit White 2018 GMC Sierra 1500 BaseSummit White 2018 GMC Sierra 1500 BaseSummit White 2018 GMC Sierra 1500 BaseSummit White 2018 GMC Sierra 1500 BaseSummit White 2018 GMC Sierra 1500 BaseSummit White 2018 GMC Sierra 1500 Base

    $14,994

    121,060 mi.
    Est. $276/mo

    White's Ford

    4.5
    Check Availability
    Orrville, OH (40 mi)
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  • Dark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLE

    $19,967

    $2K
    119,089 mi.
    Est. $368/mo

    DriveEasy Auto

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    Canton, OH (43 mi)
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  • White Frost Tricoat 2018 GMC Sierra 1500 SLTWhite Frost Tricoat 2018 GMC Sierra 1500 SLTWhite Frost Tricoat 2018 GMC Sierra 1500 SLTWhite Frost Tricoat 2018 GMC Sierra 1500 SLTWhite Frost Tricoat 2018 GMC Sierra 1500 SLTWhite Frost Tricoat 2018 GMC Sierra 1500 SLT

    $29,495

    81,838 mi.
    Est. $543/mo

    R21 Motorsports

    2.2
    Check Availability
    NW Canal Fulton, OH (39 mi)
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  • White Frost Tricoat 2018 GMC Sierra 1500 SLTWhite Frost Tricoat 2018 GMC Sierra 1500 SLTWhite Frost Tricoat 2018 GMC Sierra 1500 SLTWhite Frost Tricoat 2018 GMC Sierra 1500 SLTWhite Frost Tricoat 2018 GMC Sierra 1500 SLTWhite Frost Tricoat 2018 GMC Sierra 1500 SLT

    $20,999

    111,529 mi.
    Est. $387/mo

    Stewart Automotive Group

    2.8
    Check Availability
    Alliance, OH (42 mi)
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  • Mineral Metallic 2018 GMC Sierra 1500 Denali

    $25,900

    133,063 mi.
    Est. $477/mo

    Sarchione Chevrolet of Randolph

    4.2
    Check Availability
    Randolph, OH (31 mi)
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  • $20,995

    87,221 mi.
    Est. $387/mo

    Laria Chevrolet Buick

    3.9
    Check Availability
    Rittman, OH (33 mi)
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  • Onyx Black 2018 GMC Sierra 1500 Denali

    $29,995

    97,012 mi.
    Est. $552/mo

    R21 Motorsports

    2.2
    Check Availability
    NW Canal Fulton, OH (39 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 $52,057 1 Good deal
2025 GMC Sierra 1500 $51,495 10 Great deals
2024 GMC Sierra 1500 $49,423 25 Good deals
2023 GMC Sierra 1500 $41,607 36 Good deals
2022 GMC Sierra 1500 $39,273 10 Good deals
2021 GMC Sierra 1500 $35,227 10 Good deals
2019 GMC Sierra 1500 $31,268 5 Good deals

About the 2018 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 2018 GMC Sierra 1500
FAQs

How much does the 2018 GMC Sierra 1500 cost?

The 2018 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 2018 Sierra 1500 is $27,346, with pricing starting at $9,564.

What is the MPG of the 2018 GMC Sierra 1500?

The 2018 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.

What are some similar vehicles and competitors of the 2018 GMC Sierra 1500?

The 2018 GMC Sierra 1500 compares to and/or competes against the following vehicles:


Is the 2018 GMC Sierra 1500 reliable?

The 2018 GMC Sierra 1500 has an average reliability rating of 4.7 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2018 Sierra 1500 owners.

Is the 2018 GMC Sierra 1500 a good truck?

Below are the Cars.com consumer ratings for the 2018 GMC Sierra 1500.

(172 reviews)
Rating breakdown (out of 5):
Comfort
4.9
Interior
4.8
Performance
4.7
Value
4.6
Exterior
4.8
Reliability
4.7
Ratings (172 reviews)

93% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.9
Interior
4.8
Performance
4.7
Value
4.6
Exterior
4.8
Reliability
4.7
Trims

Base (10 styles)

Style
2WD Crew Cab 143.5" 4WD Crew Cab 143.5" 4WD Double Cab 143.5" 2WD Double Cab 143.5" 4WD Crew Cab 153.0" 2WD Crew Cab 153.0" 4WD Reg Cab 119.0" 2WD Reg Cab 119.0" 2WD Reg Cab 133.0" 4WD Reg Cab 133.0"
Inventory price
Starting at $35,500 Starting at $38,700 Starting at $37,000 Starting at $33,000 Starting at $40,100 Starting at $36,900 Starting at $32,900 Starting at $29,000 Starting at $29,300 Starting at $33,200
Combined MPG
20 19 19 20 18 19 19 20 20 19
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) 355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel) 355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel) 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 (3 styles)

Style
4WD Crew Cab 153.0" Denali 2WD Crew Cab 143.5" Denali 4WD Crew Cab 143.5" Denali
Inventory price
Starting at $56,300 Starting at $52,900 Starting at $56,000
Combined MPG
17 18 17
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)

SLE (10 styles)

Style
4WD Double Cab 143.5" SLE 2WD Double Cab 143.5" SLE 4WD Crew Cab 153.0" SLE 2WD Crew Cab 153.0" SLE 2WD Crew Cab 143.5" SLE 4WD Crew Cab 143.5" SLE 2WD Reg Cab 119.0" SLE 4WD Reg Cab 133.0" SLE 4WD Reg Cab 119.0" SLE 2WD Reg Cab 133.0" SLE
Inventory price
Starting at $42,100 Starting at $38,300 Starting at $46,100 Starting at $42,100 Starting at $40,700 Starting at $44,700 Starting at $35,700 Starting at $39,900 Starting at $39,600 Starting at $35,800
Combined MPG
19 20 18 19 20 19 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) 355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel) 355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel) 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 (5 styles)

Style
2WD Double Cab 143.5" SLT 4WD Crew Cab 143.5" SLT 2WD Crew Cab 143.5" SLT 4WD Double Cab 143.5" SLT 4WD Crew Cab 153.0" SLT
Inventory price
Starting at $42,800 Starting at $48,400 Starting at $45,200 Starting at $46,000 Starting at $48,700
Combined MPG
19 17 18 18 17
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)
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