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  • Quicksilver Metallic 2018 GMC Sierra 1500 BaseQuicksilver Metallic 2018 GMC Sierra 1500 BaseQuicksilver Metallic 2018 GMC Sierra 1500 BaseQuicksilver Metallic 2018 GMC Sierra 1500 BaseQuicksilver Metallic 2018 GMC Sierra 1500 Base

    $20,336

    104,749 mi.
    Est. $361/mo

    Wally Armour Chrysler Dodge Jeep Ram

    4.6
    Alliance, OH (344 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

    $21,350

    110,086 mi.
    Est. $379/mo

    Metro Ford of Madison

    4.0
    Madison, WI (122 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

    $28,172

    59,544 mi.
    Est. $500/mo

    CarWise Peoria

    4.9
    Peoria, IL (128 mi)
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  • Gray 2018 GMC Sierra 1500 BaseGray 2018 GMC Sierra 1500 BaseGray 2018 GMC Sierra 1500 BaseGray 2018 GMC Sierra 1500 BaseGray 2018 GMC Sierra 1500 BaseGray 2018 GMC Sierra 1500 Base

    $22,995

    69,112 mi.
    Est. $408/mo

    Auto House of Bloomington

    4.2
    Bloomington, IL (121 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

    $18,394

    97,952 mi.
    Est. $327/mo

    Victory Lane Auto Sales

    5.0
    Port Richey, FL (980 mi)
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  • BLACK 2018 GMC Sierra 1500 BaseBLACK 2018 GMC Sierra 1500 BaseBLACK 2018 GMC Sierra 1500 BaseBLACK 2018 GMC Sierra 1500 BaseBLACK 2018 GMC Sierra 1500 BaseBLACK 2018 GMC Sierra 1500 Base

    $22,975

    85,394 mi.
    Est. $408/mo

    Clare Auto Sales

    Clare, MI (198 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

    $17,287

    129,022 mi.
    Est. $307/mo

    Kenn Motors

    Ottawa, IL (73 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

    $17,999

    158,854 mi.
    Est. $320/mo

    Catanos Auto Sales/repair

    BAKERSFIELD, CA (1,743 mi)
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  • White 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 Base

    $15,525

    $500
    111,353 mi.
    Est. $276/mo

    D'Lux Motors Inc

    Columbiana, OH (367 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

    $16,995

    166,192 mi.
    Est. $302/mo

    St. George Dixie Motors

    St George, UT (1,417 mi)
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  • White 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 Base

    $19,995

    $2K
    115,125 mi.
    Est. $355/mo

    Hi-Way Auto Sales

    Pease, MN (399 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

    $16,995

    151,000 mi.
    Est. $302/mo

    Cars2you.com

    Mishawaka, IN (78 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

    $22,990

    114,117 mi.
    Est. $408/mo

    Integrity Motors

    Evansville, IN (269 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

    $11,955

    203,945 mi.
    Est. $212/mo

    Southtowne Mitsubishi

    3.9
    Sandy, UT (1,260 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

    $17,978

    $300
    152,426 mi.
    Est. $319/mo

    Bob Ruth Ford

    3.6
    Dillsburg, PA (566 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

    $25,495

    $500
    97,485 mi.
    Est. $453/mo

    Camp Chevrolet

    4.7
    Spokane, WA (1,504 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

    $23,555

    91,351 mi.
    Est. $418/mo

    Rome Pre-Owned Auto Sales

    4.4
    Rome, NY (628 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

    $22,780

    70,420 mi.
    Est. $404/mo

    Schafer Chevrolet

    4.5
    Pinconning, MI (231 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

    $24,850

    58,485 mi.
    Est. $441/mo

    Bellingham Truck Center

    Lynden, WA (1,742 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

    $14,888

    $1.1K
    136,189 mi.
    Est. $264/mo

    Toyota of Santa Barbara

    Goleta, CA (1,811 mi)
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  • White 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 BaseWhite 2018 GMC Sierra 1500 Base

    $19,997

    $1.9K
    85,034 mi.
    Est. $355/mo

    Car Place Dallas

    4.0
    Addison, TX (796 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

    $23,279

    $1.6K
    83,627 mi.
    Est. $413/mo

    Tom's Ford

    4.8
    Keyport, NJ (704 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

    $8,958

    $416
    191,597 mi.
    Est. $159/mo

    Sheehy Ford of Warrenton

    4.5
    Warrenton, VA (564 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

    $20,065

    97,920 mi.
    Est. $356/mo

    Ed Voyles Chrysler Dodge Jeep RAM

    4.4
    Marietta, GA (575 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2021 GMC Sierra 1500 Base $25,797 8 Great deals
2020 GMC Sierra 1500 Base $24,974 5 Great deals
2019 GMC Sierra 1500 Base $22,010 9 Great deals
2017 GMC Sierra 1500 Base $19,182 11 Great deals
2016 GMC Sierra 1500 Base $16,544 8 Great deals
2015 GMC Sierra 1500 Base $16,032 12 Great deals
2014 GMC Sierra 1500 Base $14,268 7 Great deals

About the 2018 GMC Sierra 1500 Base

Basics

Base shown.

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 Base
FAQs

How much does the 2018 GMC Sierra 1500 Base cost?

The 2018 GMC Sierra 1500 Base price depends on several factors, including optional features, mileage, vehicle history and location. The nationwide average price for a 2018 Sierra 1500 Base is $19,977, with pricing starting at $8,958.

What is the MPG of the 2018 GMC Sierra 1500 Base?

The 2018 GMC Sierra 1500 Base 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 options, driving conditions, driving habits, vehicle maintenance, and other factors.

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

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


Is the 2018 GMC Sierra 1500 Base 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.

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)
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GMC Sierra 1500 trims