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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

    $14,075

    90,751 mi.
    Est. $256/mo

    Bergey's Ford of Lansdale

    4.9
    Check Availability
    Lansdale, PA (27 mi)
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  • Gray 2018 GMC Terrain SLEGray 2018 GMC Terrain SLEGray 2018 GMC Terrain SLEGray 2018 GMC Terrain SLEGray 2018 GMC Terrain SLEGray 2018 GMC Terrain SLE

    $9,495

    130,872 mi.
    Est. $173/mo

    American Auto Bristol Inc

    Check Availability
    Bristol, PA (4 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

    $9,499

    142,065 mi.
    Est. $173/mo

    Eastern Auto Exchange

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    Bordentown, NJ (11 mi)
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  • White 2018 GMC Terrain SLEWhite 2018 GMC Terrain SLEWhite 2018 GMC Terrain SLEWhite 2018 GMC Terrain SLEWhite 2018 GMC Terrain SLEWhite 2018 GMC Terrain SLE

    $15,998

    86,560 mi.
    Est. $291/mo

    CarMax Bristol

    5.0
    Check Availability
    $249 delivery to Langhorne, PA (8 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

    $20,484

    $200
    38,683 mi.
    Est. $372/mo

    Kernersville Chrysler Dodge Jeep RAM

    4.3
    Check Availability
    $1,895 delivery from Kernersville, NC (395 mi)
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  • Graphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLT

    $17,718

    79,651 mi.
    Est. $322/mo

    Lester Glenn Chevrolet Freehold

    4.9
    Check Availability
    Freehold Township, NJ (32 mi)
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  • Gray 2018 GMC Terrain SLEGray 2018 GMC Terrain SLEGray 2018 GMC Terrain SLEGray 2018 GMC Terrain SLEGray 2018 GMC Terrain SLEGray 2018 GMC Terrain SLE

    $10,495

    100,712 mi.
    Est. $191/mo

    G-Motors of Old Bridge

    4.4
    Check Availability
    Old Bridge, NJ (39 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

    $15,995

    98,532 mi.
    Est. $291/mo

    DriveTime of New Castle

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    New Castle, DE (47 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

    $14,260

    123,696 mi.
    Est. $259/mo

    DCH Ford of Eatontown

    4.9
    Check Availability
    Eatontown, NJ (45 mi)
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  • Silver 2018 GMC Terrain SLESilver 2018 GMC Terrain SLESilver 2018 GMC Terrain SLESilver 2018 GMC Terrain SLESilver 2018 GMC Terrain SLESilver 2018 GMC Terrain SLE

    $12,495

    $605
    63,485 mi.
    Est. $227/mo

    G-Motors of Old Bridge

    4.4
    Check Availability
    Old Bridge, NJ (39 mi)
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  • Blue Steel Metallic 2018 GMC Terrain SLEBlue Steel Metallic 2018 GMC Terrain SLEBlue Steel Metallic 2018 GMC Terrain SLEBlue Steel Metallic 2018 GMC Terrain SLEBlue Steel Metallic 2018 GMC Terrain SLEBlue Steel Metallic 2018 GMC Terrain SLE

    $13,995

    75,108 mi.
    Est. $254/mo

    Freehold Buick GMC

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    Freehold, NJ (32 mi)
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  • Quicksilver Metallic 2018 GMC Terrain SLTQuicksilver Metallic 2018 GMC Terrain SLTQuicksilver Metallic 2018 GMC Terrain SLTQuicksilver Metallic 2018 GMC Terrain SLTQuicksilver Metallic 2018 GMC Terrain SLTQuicksilver Metallic 2018 GMC Terrain SLT

    $11,895

    118,068 mi.
    Est. $216/mo

    EM Motorcars

    4.5
    Check Availability
    Metuchen, NJ (41 mi)
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  • Coppertino Metallic 2018 GMC Terrain DenaliCoppertino Metallic 2018 GMC Terrain DenaliCoppertino Metallic 2018 GMC Terrain DenaliCoppertino Metallic 2018 GMC Terrain DenaliCoppertino Metallic 2018 GMC Terrain DenaliCoppertino Metallic 2018 GMC Terrain Denali

    $14,798

    $200
    89,534 mi.
    Est. $269/mo

    CarPoint Auto Group

    4.1
    Check Availability
    South River, NJ (36 mi)
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  • Graphite Gray Metallic 2018 GMC Terrain SLEGraphite Gray Metallic 2018 GMC Terrain SLEGraphite Gray Metallic 2018 GMC Terrain SLEGraphite Gray Metallic 2018 GMC Terrain SLEGraphite Gray Metallic 2018 GMC Terrain SLEGraphite Gray Metallic 2018 GMC Terrain SLE

    $14,500

    105,540 mi.
    Est. $264/mo

    Trend Auto Trader

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    Quakertown, PA (36 mi)
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GMC Terrain prices by year

Model year Average price Deals
2026 GMC Terrain $38,378 3 Good deals
2024 GMC Terrain $24,165 6 Great deals
2023 GMC Terrain $25,578 5 Great deals
2022 GMC Terrain $23,842 12 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 $15,349, with pricing starting at $6,490.

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.

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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