Skip to main content
Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed
Skip to Filters
  • 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. $276/mo

    S&M Auto Sales

    2.1
    Check Availability
    $904 delivery from Hickory Hills, IL (603 mi)
    Quick view
  • 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

    $10,000

    140,775 mi.
    Est. $184/mo

    Wickstrom Auto Group

    5.0
    Check Availability
    $1,227 delivery from Barrington, IL (614 mi)
    Quick view
  • 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

    $15,293

    72,943 mi.
    Est. $282/mo

    Vision Kia Canandaigua

    4.5
    Check Availability
    Canandaigua, NY (60 mi)
    Quick view
  • 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

    $14,499

    99,440 mi.
    Est. $267/mo

    Vision Buick GMC

    4.1
    Check Availability
    Rochester, NY (69 mi)
    Quick view
  • 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

    $15,995

    79,433 mi.
    Est. $295/mo

    Bob Johnson Used

    4.0
    Check Availability
    Rochester, NY (73 mi)
    Quick view
  • 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

    $11,464

    $500
    94,536 mi.
    Est. $211/mo

    LeadCar GMC Utica

    4.9
    Check Availability
    Utica, NY (47 mi)
    Quick view
  • 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

    $16,495

    89,343 mi.
    Est. $304/mo

    Auto Outlets of Farmington & Electric Car Corner

    Check Availability
    Farmington, NY (62 mi)
    Quick view
  • Summit White 2018 GMC Terrain SLE

    $15,954

    72,156 mi.
    Est. $294/mo

    Planet Pre-Owned / Matthews Mitsubishi V

    4.6
    Check Availability
    Vestal, NY (66 mi)
    Quick view
  • 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

    Not Priced

    0 mi.
    Est. $0/mo

    Bob Johnson Used

    4.0
    Check Availability
    Rochester, NY (73 mi)
    Quick view

GMC Terrain prices by year

Model year Average price Deals
2026 GMC Terrain $40,048

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 $14,793, 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)
Skip to Listings
Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed