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  • Satin Steel Metallic 2018 GMC Terrain SLESatin Steel Metallic 2018 GMC Terrain SLESatin Steel Metallic 2018 GMC Terrain SLESatin Steel Metallic 2018 GMC Terrain SLESatin Steel Metallic 2018 GMC Terrain SLESatin Steel Metallic 2018 GMC Terrain SLE

    $12,143

    109,965 mi.
    Est. $218/mo

    Arlington Heights Ford

    5.0
    Check Availability
    Arlington Heights, IL (29 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

    $15,399

    84,514 mi.
    Est. $277/mo

    Raymond Chevrolet

    4.9
    Check Availability
    Antioch, IL (6 mi)

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  • Mineral Metallic 2018 GMC Terrain DenaliMineral Metallic 2018 GMC Terrain DenaliMineral Metallic 2018 GMC Terrain DenaliMineral Metallic 2018 GMC Terrain DenaliMineral Metallic 2018 GMC Terrain DenaliMineral Metallic 2018 GMC Terrain Denali

    $18,776

    $700
    61,612 mi.
    Est. $338/mo

    CarWise Gurnee

    4.4
    Check Availability
    Gurnee, IL (15 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

    $15,501

    $1.4K
    82,787 mi.
    Est. $279/mo

    Gravity Autos Chicago

    4.4
    Check Availability
    Highland Park, IL (29 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

    $12,995

    $1K
    105,647 mi.
    Est. $234/mo

    Lynch Chrysler Dodge Jeep RAM

    4.4
    Check Availability
    Mukwonago, WI (24 mi)
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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

    $15,498

    $400
    105,943 mi.
    Est. $279/mo

    Boucher Volkswagen Marketplace of Franklin

    4.7
    Check Availability
    Franklin, WI (28 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

    $15,998

    106,698 mi.
    Est. $288/mo

    CarMax Joliet

    4.9
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    Free delivery to Kenosha, WI (10 mi)
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  • Red Quartz Tintcoat 2018 GMC Terrain SLT

    $12,999

    115,614 mi.
    Est. $234/mo

    Specialty Motors

    3.2
    Check Availability
    Gurnee, IL (17 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. $288/mo

    CarMax Bristol

    5.0
    Check Availability
    $599 delivery to Kenosha, WI (10 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

    $11,538

    136,462 mi.
    Est. $208/mo

    Kunes Buick GMC of Greenfield

    4.1
    Check Availability
    Greenfield, WI (31 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

    $15,412

    105,384 mi.
    Est. $277/mo

    Napleton's Schaumburg Subaru

    4.7
    Check Availability
    Schaumburg, IL (34 mi)
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  • Ebony Twilight Metallic 2018 GMC Terrain Denali

    $20,272

    $100
    72,636 mi.
    Est. $365/mo

    Jerry Haggerty Chevrolet

    4.8
    Check Availability
    Glen Ellyn, IL (48 mi)
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GMC Terrain prices by year

Model year Average price Deals
2026 GMC Terrain $39,088 1 Good deal
2024 GMC Terrain $27,638 9 Good deals
2023 GMC Terrain $26,804 9 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 $15,373, 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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