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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

    $9,997

    153,364 mi.
    Est. $181/mo

    Father & Son Auto Sales

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    Dearborn, MI (24 mi)
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  • White 2018 GMC Terrain SLTWhite 2018 GMC Terrain SLTWhite 2018 GMC Terrain SLTWhite 2018 GMC Terrain SLTWhite 2018 GMC Terrain SLTWhite 2018 GMC Terrain SLT

    $12,995

    129,439 mi.
    Est. $235/mo

    Twins Auto Sales Inc.

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    Detroit, MI (27 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

    $11,990

    120,481 mi.
    Est. $217/mo

    X Drive Auto Sales, Inc.

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    Dearborn Heights, MI (21 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

    $11,900

    95,458 mi.
    Est. $215/mo

    Quattro Motors

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    Redford, MI (24 mi)
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  • Black 2018 GMC Terrain DenaliBlack 2018 GMC Terrain DenaliBlack 2018 GMC Terrain DenaliBlack 2018 GMC Terrain DenaliBlack 2018 GMC Terrain DenaliBlack 2018 GMC Terrain Denali

    $16,969

    113,457 mi.
    Est. $307/mo

    Drive Wise Auto Finance

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    Wayne, MI (17 mi)
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  • Black 2018 GMC Terrain DenaliBlack 2018 GMC Terrain DenaliBlack 2018 GMC Terrain DenaliBlack 2018 GMC Terrain DenaliBlack 2018 GMC Terrain DenaliBlack 2018 GMC Terrain Denali

    $21,995

    45,290 mi.
    Est. $397/mo

    Twins Auto Sales - Redford

    3.1
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    Redford Charter Twp, MI (27 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

    $18,395

    93,554 mi.
    Est. $332/mo

    DriveTime of Toledo

    5.0
    Check Availability
    Toledo, OH (30 mi)
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  • $13,970

    98,329 mi.
    Est. $252/mo

    Gordon Chevrolet

    4.4
    Check Availability
    Garden City, MI (20 mi)
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  • White 2018 GMC Terrain SLTWhite 2018 GMC Terrain SLTWhite 2018 GMC Terrain SLTWhite 2018 GMC Terrain SLTWhite 2018 GMC Terrain SLTWhite 2018 GMC Terrain SLT

    $14,995

    91,245 mi.
    Est. $271/mo

    S&M Auto Sales

    2.0
    Check Availability
    $399 delivery from Hickory Hills, IL (228 mi)
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  • Blue Steel Metallic 2018 GMC Terrain DenaliBlue Steel Metallic 2018 GMC Terrain DenaliBlue Steel Metallic 2018 GMC Terrain DenaliBlue Steel Metallic 2018 GMC Terrain DenaliBlue Steel Metallic 2018 GMC Terrain DenaliBlue Steel Metallic 2018 GMC Terrain Denali

    $18,995

    69,711 mi.
    Est. $343/mo

    Laura Buick GMC

    4.6
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    $835 delivery from Collinsville, IL (418 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

    $14,900

    71,938 mi.
    Est. $269/mo

    Suburban Ford of Sterling Heights

    4.5
    Check Availability
    Sterling Heights, MI (42 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

    $10,500

    112,470 mi.
    Est. $190/mo

    Serra Chrysler Dodge Jeep RAM Lake Orion

    4.5
    Check Availability
    Orion Township, MI (48 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

    $12,989

    114,922 mi.
    Est. $235/mo

    Suburban Ford of Ferndale

    4.7
    Check Availability
    Ferndale, MI (32 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

    $13,495

    90,756 mi.
    Est. $244/mo

    Dorian Ford Inc

    4.6
    Check Availability
    Charter Twp of Clinton, MI (45 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

    $15,499

    $467
    95,904 mi.
    Est. $280/mo

    Suburban Mazda of Troy

    4.7
    Check Availability
    Troy, MI (37 mi)
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  • Red 2018 GMC Terrain SLERed 2018 GMC Terrain SLERed 2018 GMC Terrain SLERed 2018 GMC Terrain SLERed 2018 GMC Terrain SLERed 2018 GMC Terrain SLE

    $12,500

    $388
    0 mi.
    Est. $226/mo

    City Wide Auto Credit

    1.4
    Check Availability
    Oregon, OH (30 mi)
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  • Ebony Twilight Metallic 2018 GMC Terrain SLE

    $6,991

    $2K
    196,872 mi.
    Est. $126/mo

    LaFontaine Chevrolet of Dexter

    4.8
    Check Availability
    Dexter, MI (31 mi)
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GMC Terrain prices by year

Model year Average price Deals
2026 GMC Terrain $34,225
2025 GMC Terrain $33,672
2023 GMC Terrain $24,033 14 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 $14,576, with pricing starting at $5,991.

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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