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  • Summit White 2018 GMC Terrain DenaliSummit White 2018 GMC Terrain DenaliSummit White 2018 GMC Terrain DenaliSummit White 2018 GMC Terrain DenaliSummit White 2018 GMC Terrain DenaliSummit White 2018 GMC Terrain Denali

    $18,988

    91,585 mi.
    Est. $350/mo

    Park Place Lexus Grapevine

    4.7
    Check Availability
    Grapevine, TX (17 mi)
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  • Quicksilver Metallic 2018 GMC Terrain SLEQuicksilver Metallic 2018 GMC Terrain SLEQuicksilver Metallic 2018 GMC Terrain SLEQuicksilver Metallic 2018 GMC Terrain SLEQuicksilver Metallic 2018 GMC Terrain SLEQuicksilver Metallic 2018 GMC Terrain SLE

    $10,943

    133,619 mi.
    Est. $202/mo

    AutoNation Ford Burleson

    4.6
    Check Availability
    Burleson, TX (15 mi)
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  • Ebony Twilight Metallic 2018 GMC Terrain SLTEbony Twilight Metallic 2018 GMC Terrain SLTEbony Twilight Metallic 2018 GMC Terrain SLTEbony Twilight Metallic 2018 GMC Terrain SLTEbony Twilight Metallic 2018 GMC Terrain SLTEbony Twilight Metallic 2018 GMC Terrain SLT

    $18,995

    107,934 mi.
    Est. $351/mo

    DriveTime of Lewisville

    4.1
    Check Availability
    Lewisville, TX (25 mi)
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  • Summit White 2018 GMC Terrain SLESummit White 2018 GMC Terrain SLESummit White 2018 GMC Terrain SLESummit White 2018 GMC Terrain SLESummit White 2018 GMC Terrain SLESummit White 2018 GMC Terrain SLE

    $15,499

    49,701 mi.
    Est. $286/mo

    Automania LLC

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    Dallas, TX (19 mi)
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  • Red Quartz Tintcoat 2018 GMC Terrain SLERed Quartz Tintcoat 2018 GMC Terrain SLERed Quartz Tintcoat 2018 GMC Terrain SLERed Quartz Tintcoat 2018 GMC Terrain SLERed Quartz Tintcoat 2018 GMC Terrain SLERed Quartz Tintcoat 2018 GMC Terrain SLE

    $11,640

    111,484 mi.
    Est. $215/mo

    Waxahachie Dodge Chrysler Jeep

    3.8
    Check Availability
    Waxahachie, TX (24 mi)
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  • Coppertino Metallic 2018 GMC Terrain SLTCoppertino Metallic 2018 GMC Terrain SLTCoppertino Metallic 2018 GMC Terrain SLTCoppertino Metallic 2018 GMC Terrain SLTCoppertino Metallic 2018 GMC Terrain SLTCoppertino Metallic 2018 GMC Terrain SLT

    $11,490

    130,989 mi.
    Est. $212/mo

    Principle Volkswagen Grapevine

    4.7
    Check Availability
    Grapevine, TX (14 mi)
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  • Red Quartz Tintcoat 2018 GMC Terrain DenaliRed Quartz Tintcoat 2018 GMC Terrain DenaliRed Quartz Tintcoat 2018 GMC Terrain DenaliRed Quartz Tintcoat 2018 GMC Terrain DenaliRed Quartz Tintcoat 2018 GMC Terrain DenaliRed Quartz Tintcoat 2018 GMC Terrain Denali

    $16,760

    $518
    79,364 mi.
    Est. $309/mo

    AutoNation Ford South Fort Worth

    4.2
    Check Availability
    Fort Worth, TX (10 mi)
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  • Ebony Twilight Metallic 2018 GMC Terrain SLEEbony Twilight Metallic 2018 GMC Terrain SLEEbony Twilight Metallic 2018 GMC Terrain SLEEbony Twilight Metallic 2018 GMC Terrain SLEEbony Twilight Metallic 2018 GMC Terrain SLEEbony Twilight Metallic 2018 GMC Terrain SLE

    $12,498

    $300
    85,610 mi.
    Est. $231/mo

    HGreg.com Houston

    3.4
    Check Availability
    $150 delivery from Houston, TX (228 mi)
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  • Silver 2018 GMC Terrain DenaliSilver 2018 GMC Terrain DenaliSilver 2018 GMC Terrain DenaliSilver 2018 GMC Terrain DenaliSilver 2018 GMC Terrain DenaliSilver 2018 GMC Terrain Denali

    $19,998

    73,654 mi.
    Est. $369/mo

    CarMax Town Center

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    $449 delivery to Fort Worth, TX (6 mi)
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  • Red Quartz Tintcoat 2018 GMC Terrain SLERed Quartz Tintcoat 2018 GMC Terrain SLERed Quartz Tintcoat 2018 GMC Terrain SLERed Quartz Tintcoat 2018 GMC Terrain SLERed Quartz Tintcoat 2018 GMC Terrain SLERed Quartz Tintcoat 2018 GMC Terrain SLE

    $15,995

    71,786 mi.
    Est. $295/mo

    AutoNation Toyota South Austin

    4.8
    Check Availability
    Austin, TX (176 mi)
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  • Summit White 2018 GMC Terrain SLESummit White 2018 GMC Terrain SLESummit White 2018 GMC Terrain SLESummit White 2018 GMC Terrain SLESummit White 2018 GMC Terrain SLESummit White 2018 GMC Terrain SLE

    $18,995

    $900
    96,633 mi.
    Est. $351/mo

    DriveTime of Oklahoma City

    5.0
    Check Availability
    Oklahoma City, OK (188 mi)
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  • Not Priced

    132,446 mi.
    Est. $0/mo

    Clay Cooley Hyundai of Sherman

    4.8
    Check Availability
    Sherman, TX (75 mi)
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  • Ebony Twilight Metallic 2018 GMC Terrain SLE

    $13,971

    110,333 mi.
    Est. $258/mo

    Group 1 Ford of South Austin

    4.7
    Check Availability
    Austin, TX (176 mi)
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GMC Terrain prices by year

Model year Average price Deals
2026 GMC Terrain $36,648
2024 GMC Terrain $23,803 6 Good deals
2023 GMC Terrain $24,905 5 Great deals
2022 GMC Terrain $22,860 6 Good deals

About the 2018 GMC Terrain

Basics

SL shown (base trim).

Seating
5
Door count
4
Drivetrain
Front-wheel drive
Combined MPG
28
Transmission
9-Speed A/T
Engine
170.0-hp, 1.5-liter, 4 Cylinder Engine (Gasoline Fuel)
Side view of the 2018 GMC Terrain
FAQs

How much does the 2018 GMC Terrain cost?

The 2018 GMC Terrain price depends on several factors, including the trim level, optional features, mileage, vehicle history and location. The nationwide average price for a 2018 Terrain is $14,564, with pricing starting at $6,587.

What is the MPG of the 2018 GMC Terrain?

The 2018 GMC Terrain offers up to 26 MPG in city driving and 30 MPG on the highway for a combined rating of 28 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 Terrain?

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


Is the 2018 GMC Terrain reliable?

The 2018 GMC Terrain has an average reliability rating of 4.5 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2018 Terrain owners.

Is the 2018 GMC Terrain a good SUV?

Below are the Cars.com consumer ratings for the 2018 GMC Terrain.

(264 reviews)
Rating breakdown (out of 5):
Comfort
4.6
Interior
4.6
Performance
4.5
Value
4.4
Exterior
4.7
Reliability
4.5
Ratings (264 reviews)

87% of drivers recommend this car

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

Denali (2 styles)

Style
FWD 4dr Denali AWD 4dr Denali
Inventory price
Starting at $37,600 Starting at $39,300
Combined MPG
24 23
Engine
252.0-hp, 2.0-liter, 4 Cylinder Engine (Gasoline Fuel) 252.0-hp, 2.0-liter, 4 Cylinder Engine (Gasoline Fuel)

SL (1 style)

Style
FWD 4dr SL
Inventory price
Starting at $24,995
Combined MPG
28
Engine
170.0-hp, 1.5-liter, 4 Cylinder Engine (Gasoline Fuel)

SLE (2 styles)

Style
FWD 4dr SLE AWD 4dr SLE
Inventory price
Starting at $27,900 Starting at $29,600
Combined MPG
28 26
Engine
170.0-hp, 1.5-liter, 4 Cylinder Engine (Gasoline Fuel) 170.0-hp, 1.5-liter, 4 Cylinder Engine (Gasoline Fuel)

SLE Diesel (2 styles)

Style
FWD 4dr SLE Diesel AWD 4dr SLE Diesel
Inventory price
Starting at $31,600 Starting at $33,400
Combined MPG
32 32
Engine
137.0-hp, 1.6-liter, 4 Cylinder Engine (Diesel Fuel) 137.0-hp, 1.6-liter, 4 Cylinder Engine (Diesel Fuel)

SLT (2 styles)

Style
AWD 4dr SLT FWD 4dr SLT
Inventory price
Starting at $33,100 Starting at $31,400
Combined MPG
26 28
Engine
170.0-hp, 1.5-liter, 4 Cylinder Engine (Gasoline Fuel) 170.0-hp, 1.5-liter, 4 Cylinder Engine (Gasoline Fuel)

SLT Diesel (2 styles)

Style
AWD 4dr SLT Diesel FWD 4dr SLT Diesel
Inventory price
Starting at $36,000 Starting at $34,200
Combined MPG
32 32
Engine
137.0-hp, 1.6-liter, 4 Cylinder Engine (Diesel Fuel) 137.0-hp, 1.6-liter, 4 Cylinder Engine (Diesel Fuel)
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