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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

    $14,970

    $230
    67,253 mi.
    Est. $273/mo

    Indy Auto Man

    4.3
    Check Availability
    Indianapolis, IN (13 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

    $16,000

    $495
    88,706 mi.
    Est. $292/mo

    AutoGiant USA

    4.4
    Check Availability
    Fishers, IN (29 mi)
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  • Gold 2018 GMC Terrain SLEGold 2018 GMC Terrain SLEGold 2018 GMC Terrain SLEGold 2018 GMC Terrain SLEGold 2018 GMC Terrain SLEGold 2018 GMC Terrain SLE

    $9,995

    133,329 mi.
    Est. $182/mo

    Express Auto Source

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    Mooresville, IN (9 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

    $8,990

    160,192 mi.
    Est. $164/mo

    The GOAT Imports

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    Brownsburg, IN (11 mi)
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  • Coppertino Metallic 2018 GMC Terrain SLECoppertino Metallic 2018 GMC Terrain SLECoppertino Metallic 2018 GMC Terrain SLECoppertino Metallic 2018 GMC Terrain SLECoppertino Metallic 2018 GMC Terrain SLECoppertino Metallic 2018 GMC Terrain SLE

    $9,995

    124,229 mi.
    Est. $182/mo

    AutoGiant USA

    3.5
    Check Availability
    Indianapolis, IN (19 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

    $12,880

    124,249 mi.
    Est. $235/mo

    Ray Skillman Buick GMC South

    4.6
    Check Availability
    Indianapolis, IN (15 mi)
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  • Summit White 2018 GMC Terrain SLTSummit White 2018 GMC Terrain SLTSummit White 2018 GMC Terrain SLTSummit White 2018 GMC Terrain SLTSummit White 2018 GMC Terrain SLTSummit White 2018 GMC Terrain SLT

    $15,890

    $110
    75,288 mi.
    Est. $290/mo

    Indy Auto Man

    4.3
    Check Availability
    Indianapolis, IN (13 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

    $13,099

    $401
    93,193 mi.
    Est. $239/mo

    Andy Mohr Buick GMC

    3.7
    Check Availability
    Fishers, IN (29 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

    $13,700

    $500
    92,282 mi.
    Est. $250/mo

    Andy Mohr Chevrolet

    4.5
    Check Availability
    Plainfield, IN (4 mi)
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  • Ebony Twilight Metallic 2018 GMC Terrain DenaliEbony Twilight Metallic 2018 GMC Terrain DenaliEbony Twilight Metallic 2018 GMC Terrain DenaliEbony Twilight Metallic 2018 GMC Terrain DenaliEbony Twilight Metallic 2018 GMC Terrain DenaliEbony Twilight Metallic 2018 GMC Terrain Denali

    $14,640

    123,233 mi.
    Est. $267/mo

    Stoops Buick GMC

    4.9
    Check Availability
    Plainfield, IN (2 mi)
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  • Gold 2018 GMC Terrain SLTGold 2018 GMC Terrain SLTGold 2018 GMC Terrain SLTGold 2018 GMC Terrain SLTGold 2018 GMC Terrain SLTGold 2018 GMC Terrain SLT

    $17,998

    87,815 mi.
    Est. $328/mo

    CarMax Grand Rapids (Kentwood)

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    Free delivery to Indianapolis, IN (18 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. $365/mo

    CarMax Town Center

    Check Availability
    $299 delivery to Indianapolis, IN (18 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

    $10,900

    142,790 mi.
    Est. $199/mo

    Community Chrysler Dodge Jeep RAM of Bloomington

    Check Availability
    Bloomington, IN (39 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

    $10,968

    178,443 mi.
    Est. $200/mo

    Ed Martin Buick GMC of Anderson

    4.9
    Check Availability
    Anderson, IN (48 mi)
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  • $14,999

    98,150 mi.
    Est. $274/mo

    Ed Martin Budget Cars

    4.9
    Check Availability
    Anderson, IN (47 mi)
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GMC Terrain prices by year

Model year Average price Deals
2026 GMC Terrain $39,513
2024 GMC Terrain $26,003 7 Good deals
2023 GMC Terrain $25,961 8 Good deals
2019 GMC Terrain $14,529 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 $14,568, 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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