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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

    $10,838

    $2K
    121,566 mi.
    Est. $189/mo

    Freeman Buick GMC

    3.2
    Check Availability
    Grapevine, TX (8 mi)

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  • Red Quartz Tintcoat 2018 GMC Terrain SLTRed Quartz Tintcoat 2018 GMC Terrain SLTRed Quartz Tintcoat 2018 GMC Terrain SLTRed Quartz Tintcoat 2018 GMC Terrain SLTRed Quartz Tintcoat 2018 GMC Terrain SLTRed Quartz Tintcoat 2018 GMC Terrain SLT

    $13,798

    113,332 mi.
    Est. $241/mo

    AutoNation Hyundai North Richland Hills

    4.7
    Check Availability
    North Richland Hills, TX (15 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

    $18,795

    93,985 mi.
    Est. $328/mo

    DriveTime of Plano

    5.0
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    Plano, TX (24 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

    $15,999

    49,701 mi.
    Est. $279/mo

    Automania LLC

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    Dallas, TX (18 mi)
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  • Blue 2018 GMC Terrain DenaliBlue 2018 GMC Terrain DenaliBlue 2018 GMC Terrain DenaliBlue 2018 GMC Terrain DenaliBlue 2018 GMC Terrain DenaliBlue 2018 GMC Terrain Denali

    $20,998

    68,930 mi.
    Est. $366/mo

    CarMax Plano

    4.4
    Check Availability
    Plano, TX (20 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

    $17,095

    $1.3K
    107,934 mi.
    Est. $298/mo

    DriveTime of Lewisville

    4.1
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    Lewisville, TX (8 mi)
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  • Gray 2018 GMC Terrain SLTGray 2018 GMC Terrain SLTGray 2018 GMC Terrain SLTGray 2018 GMC Terrain SLTGray 2018 GMC Terrain SLTGray 2018 GMC Terrain SLT

    $10,999

    108,033 mi.
    Est. $192/mo

    Autonet

    3.4
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    Dallas, TX (20 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

    $21,998

    51,300 mi.
    Est. $384/mo

    CarMax Garland

    4.6
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    Garland, TX (29 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

    $18,998

    95,714 mi.
    Est. $331/mo

    CarMax Plano

    4.4
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    Plano, TX (20 mi)
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  • Not Priced

    162,103 mi.

    LoneStar Mitsubishi

    4.2
    Check Availability
    White Settlement, TX (28 mi)
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  • Graphite Gray Metallic 2018 GMC Terrain DenaliGraphite Gray Metallic 2018 GMC Terrain DenaliGraphite Gray Metallic 2018 GMC Terrain DenaliGraphite Gray Metallic 2018 GMC Terrain DenaliGraphite Gray Metallic 2018 GMC Terrain DenaliGraphite Gray Metallic 2018 GMC Terrain Denali

    $20,000

    $500
    39,912 mi.
    Est. $349/mo

    Mountain Top Motor Co

    Check Availability
    $803 delivery from Troy, MO (536 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

    $16,349

    44,388 mi.
    Est. $285/mo

    Unlimited Motors

    4.5
    Check Availability
    $1,164 delivery from Westfield, IN (776 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

    $13,996

    $504
    141,713 mi.
    Est. $244/mo

    Johnson Brothers Ford, Ltd.

    4.9
    Check Availability
    Temple, TX (138 mi)
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  • Blue Steel Metallic 2018 GMC Terrain SLTBlue Steel Metallic 2018 GMC Terrain SLTBlue Steel Metallic 2018 GMC Terrain SLTBlue Steel Metallic 2018 GMC Terrain SLT

    $17,680

    97,227 mi.
    Est. $308/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    Decatur, TX (30 mi)
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  • Red Quartz Tintcoat 2018 GMC Terrain SLE

    $15,245

    77,336 mi.
    Est. $266/mo

    Clay Cooley Hyundai of Mesquite

    4.3
    Check Availability
    Mesquite, TX (32 mi)
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  • $20,990

    83,912 mi.
    Est. $366/mo

    Bayer Chevrolet

    Check Availability
    Breckenridge, TX (106 mi)
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GMC Terrain prices by year

Model year Average price Deals
2027 GMC Terrain $35,924
2026 GMC Terrain $37,711 3 Good deals
2024 GMC Terrain $24,534 6 Great deals
2023 GMC Terrain $24,409 8 Good deals
2022 GMC Terrain $20,843 4 Good deals
2020 GMC Terrain $19,336 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 $15,366, with pricing starting at $6,950.

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:


  • GMC Acadia
  • Dodge Grand Caravan
  • Chrysler 200
  • Chevrolet Equinox
  • Chevrolet Blazer
  • Buick Envision

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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