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
  • Ebony Twilight Metallic 2018 GMC Terrain SLE

    $11,841

    $409
    120,166 mi.
    Est. $212/mo

    Russ Darrow West Bend Chrysler Jeep Dodge RAM

    4.2
    Check Availability
    West Bend, WI (28 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

    $14,998

    $478
    56,723 mi.
    Est. $268/mo

    Umansky Toyota

    4.7
    Check Availability
    Milwaukee, WI (24 mi)
    Quick view
  • 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

    $16,690

    $100
    105,912 mi.
    Est. $299/mo

    Boucher Volkswagen Marketplace of Franklin

    4.7
    Check Availability
    Franklin, WI (20 mi)
    Quick view
  • Graphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLT

    $14,990

    102,220 mi.
    Est. $268/mo

    Lynch Buick GMC of West Bend

    Check Availability
    West Bend, WI (27 mi)
    Quick view
  • 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

    $15,357

    70,247 mi.
    Est. $275/mo

    Lifetime Auto Sales

    Check Availability
    West Bend, WI (28 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

    $14,897

    86,336 mi.
    Est. $267/mo

    Lake Chevrolet

    4.5
    Check Availability
    Milwaukee, WI (24 mi)
    Quick view
  • 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

    $15,170

    154,309 mi.
    Est. $272/mo

    Kunes Buick GMC of Oak Creek

    4.1
    Check Availability
    Oak Creek, WI (25 mi)
    Quick view
  • Graphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLTGraphite Gray Metallic 2018 GMC Terrain SLT

    $13,997

    96,672 mi.
    Est. $251/mo

    Diamond Jim's Motorcars

    3.4
    Check Availability
    Milwaukee, WI (24 mi)
    Quick view
  • 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

    $13,350

    103,447 mi.
    Est. $239/mo

    Uptown Motorcars

    4.9
    Check Availability
    Slinger, WI (21 mi)
    Quick view
  • Ebony Twilight Metallic 2018 GMC Terrain SLE

    $16,995

    70,747 mi.
    Est. $304/mo

    Burtness Chrysler Dodge Jeep Ram

    4.7
    Check Availability
    Whitewater, WI (24 mi)
    Quick view
  • 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. $322/mo

    CarMax Grand Rapids (Kentwood)

    Check Availability
    $99 delivery to Waukesha, WI (11 mi)
    Quick view
  • 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. $358/mo

    CarMax Town Center

    Check Availability
    $499 delivery to Waukesha, WI (11 mi)
    Quick view
  • 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

    $15,229

    77,160 mi.
    Est. $273/mo

    Zeigler Subaru of Kenosha

    4.7
    Check Availability
    Kenosha, WI (41 mi)
    Quick view
  • 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

    $15,999

    85,423 mi.
    Est. $286/mo

    Summit Automotive Ford

    4.6
    Check Availability
    Beaver Dam, WI (37 mi)
    Quick view
  • 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

    $17,499

    $495
    72,824 mi.
    Est. $313/mo

    Evansville Ford

    Check Availability
    Evansville, WI (49 mi)
    Quick view

GMC Terrain prices by year

Model year Average price Deals
2026 GMC Terrain $40,107 1 Good deal
2024 GMC Terrain $26,061 6 Great deals
2022 GMC Terrain $24,914 11 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 $14,560, 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)
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