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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

    $14,900

    79,050 mi.
    Est. $281/mo

    Audi Pacific

    4.7
    Check Availability
    Torrance, CA (24 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

    90,494 mi.
    Est. $301/mo

    CarMax Fresno

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    $99 delivery to Burbank, CA (3 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

    $14,998

    95,959 mi.
    Est. $283/mo

    CarMax Pleasanton

    Check Availability
    $149 delivery to Burbank, CA (3 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

    $15,000

    83,687 mi.
    Est. $283/mo

    Vista Motors

    4.3
    Check Availability
    Ontario, CA (35 mi)
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  • Summit White 2018 GMC Terrain SLESummit White 2018 GMC Terrain SLESummit White 2018 GMC Terrain SLE

    $14,888

    88,021 mi.
    Est. $280/mo

    Costa Mesa GMC

    1.4
    Check Availability
    Costa Mesa, CA (41 mi)
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  • Red 2018 GMC Terrain DenaliRed 2018 GMC Terrain DenaliRed 2018 GMC Terrain DenaliRed 2018 GMC Terrain DenaliRed 2018 GMC Terrain DenaliRed 2018 GMC Terrain Denali

    $11,990

    142,211 mi.
    Est. $226/mo

    Apex Auto Sales

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    Santa Ana, CA (36 mi)
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GMC Terrain prices by year

Model year Average price Deals
2026 GMC Terrain $37,541
2024 GMC Terrain $21,004 7 Great 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 $14,691, with pricing starting at $6,500.

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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