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  • Summit White 2020 GMC Terrain SLESummit White 2020 GMC Terrain SLESummit White 2020 GMC Terrain SLESummit White 2020 GMC Terrain SLESummit White 2020 GMC Terrain SLESummit White 2020 GMC Terrain SLE

    $16,974

    $224
    73,453 mi.
    Est. $289/mo

    Merchants Automotive Group

    4.4
    Check Availability
    Hooksett, NH (24 mi)

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  • Summit White 2020 GMC Terrain SLTSummit White 2020 GMC Terrain SLTSummit White 2020 GMC Terrain SLTSummit White 2020 GMC Terrain SLTSummit White 2020 GMC Terrain SLTSummit White 2020 GMC Terrain SLT

    $21,088

    57,821 mi.
    Est. $360/mo

    Key Chrysler Dodge RAM of Portsmouth

    4.6
    Check Availability
    Portsmouth, NH (13 mi)
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  • Ebony Twilight Metallic 2020 GMC Terrain SLTEbony Twilight Metallic 2020 GMC Terrain SLTEbony Twilight Metallic 2020 GMC Terrain SLTEbony Twilight Metallic 2020 GMC Terrain SLTEbony Twilight Metallic 2020 GMC Terrain SLTEbony Twilight Metallic 2020 GMC Terrain SLT

    $21,598

    58,353 mi.
    Est. $368/mo

    McFarland Kia

    4.7
    Check Availability
    North Hampton, NH (9 mi)
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  • GRAY 2020 GMC Terrain SLEGRAY 2020 GMC Terrain SLEGRAY 2020 GMC Terrain SLEGRAY 2020 GMC Terrain SLEGRAY 2020 GMC Terrain SLEGRAY 2020 GMC Terrain SLE

    $18,975

    77,147 mi.
    Est. $324/mo

    The Auto Barn

    Check Availability
    Berwick, ME (24 mi)
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  • Satin Steel Metallic 2020 GMC Terrain SLESatin Steel Metallic 2020 GMC Terrain SLESatin Steel Metallic 2020 GMC Terrain SLESatin Steel Metallic 2020 GMC Terrain SLESatin Steel Metallic 2020 GMC Terrain SLESatin Steel Metallic 2020 GMC Terrain SLE

    $15,233

    $100
    95,761 mi.
    Est. $260/mo

    Somersworth Nissan

    3.8
    Check Availability
    Somersworth, NH (21 mi)
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  • Red 2020 GMC Terrain SLERed 2020 GMC Terrain SLERed 2020 GMC Terrain SLERed 2020 GMC Terrain SLERed 2020 GMC Terrain SLERed 2020 GMC Terrain SLE

    $17,900

    103,265 mi.
    Est. $305/mo

    Speed Motors

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    Tewksbury, MA (30 mi)
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  • Satin Steel Metallic 2020 GMC Terrain DenaliSatin Steel Metallic 2020 GMC Terrain DenaliSatin Steel Metallic 2020 GMC Terrain DenaliSatin Steel Metallic 2020 GMC Terrain DenaliSatin Steel Metallic 2020 GMC Terrain DenaliSatin Steel Metallic 2020 GMC Terrain Denali

    $21,981

    101,484 mi.
    Est. $375/mo

    Ira Toyota of Manchester

    4.5
    Check Availability
    Manchester, NH (23 mi)
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  • $13,995

    123,701 mi.
    Est. $239/mo

    Reliable Auto LLC

    4.6
    Check Availability
    Manchester, NH (25 mi)
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  • Ebony Twilight Metallic 2020 GMC Terrain SLTEbony Twilight Metallic 2020 GMC Terrain SLTEbony Twilight Metallic 2020 GMC Terrain SLTEbony Twilight Metallic 2020 GMC Terrain SLTEbony Twilight Metallic 2020 GMC Terrain SLTEbony Twilight Metallic 2020 GMC Terrain SLT

    $22,288

    31,454 mi.
    Est. $380/mo

    Bob Johnson Used

    4.0
    Check Availability
    $499 delivery from Rochester, NY (333 mi)
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  • Gray 2020 GMC Terrain SLEGray 2020 GMC Terrain SLEGray 2020 GMC Terrain SLEGray 2020 GMC Terrain SLEGray 2020 GMC Terrain SLEGray 2020 GMC Terrain SLE

    $20,998

    56,818 mi.
    Est. $358/mo

    CarMax Rochester

    Check Availability
    $199 delivery to Manchester, NH (23 mi)
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  • White 2020 GMC Terrain SLTWhite 2020 GMC Terrain SLTWhite 2020 GMC Terrain SLTWhite 2020 GMC Terrain SLTWhite 2020 GMC Terrain SLTWhite 2020 GMC Terrain SLT

    $17,977

    39,330 mi.
    Est. $306/mo

    Auto Excellence Group

    Check Availability
    Saugus, MA (36 mi)
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  • Graphite Gray Metallic 2020 GMC Terrain SLTGraphite Gray Metallic 2020 GMC Terrain SLTGraphite Gray Metallic 2020 GMC Terrain SLTGraphite Gray Metallic 2020 GMC Terrain SLTGraphite Gray Metallic 2020 GMC Terrain SLTGraphite Gray Metallic 2020 GMC Terrain SLT

    $22,487

    $500
    50,244 mi.
    Est. $383/mo

    Banks Chevy GMC Buick

    4.8
    Check Availability
    Concord, NH (30 mi)
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  • Quicksilver Metallic 2020 GMC Terrain SLTQuicksilver Metallic 2020 GMC Terrain SLTQuicksilver Metallic 2020 GMC Terrain SLTQuicksilver Metallic 2020 GMC Terrain SLTQuicksilver Metallic 2020 GMC Terrain SLTQuicksilver Metallic 2020 GMC Terrain SLT

    $15,978

    124,022 mi.
    Est. $272/mo

    Icon Motors Group- Medford

    Check Availability
    Medford, MA (40 mi)
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  • $27,987

    47,721 mi.
    Est. $477/mo

    Banks Chevy GMC Buick

    4.8
    Check Availability
    Concord, NH (30 mi)
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GMC Terrain prices by year

Model year Average price Deals
2026 GMC Terrain $38,998 3 Good deals

About the 2020 GMC Terrain

Basics

SL shown (base trim).

Seating
5
Door count
4
Drivetrain
Front-wheel drive
Combined MPG
27
Transmission
9-Speed A/T
Engine
170.0-hp, 1.5-liter, 4 Cylinder Engine (Gasoline Fuel)
Side view of the 2020 GMC Terrain
FAQs

How much does the 2020 GMC Terrain cost?

The 2020 GMC Terrain price depends on several factors, including the trim level, optional features, mileage, vehicle history and location. The nationwide average price for a 2020 Terrain is $18,553, with pricing starting at $7,299.

What is the MPG of the 2020 GMC Terrain?

The 2020 GMC Terrain offers up to 26 MPG in city driving and 30 MPG on the highway for a combined rating of 27 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 2020 GMC Terrain?

The 2020 GMC Terrain compares to and/or competes against the following vehicles:


Is the 2020 GMC Terrain reliable?

The 2020 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 2020 Terrain owners.

Is the 2020 GMC Terrain a good SUV?

Below are the Cars.com consumer ratings for the 2020 GMC Terrain.

(87 reviews)
Rating breakdown (out of 5):
Comfort
4.7
Interior
4.6
Performance
4.4
Value
4.4
Exterior
4.8
Reliability
4.5
Ratings (87 reviews)

86% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.7
Interior
4.6
Performance
4.4
Value
4.4
Exterior
4.8
Reliability
4.5
Trims

Denali (2 styles)

Style
AWD 4dr Denali FWD 4dr Denali
Inventory price
Starting at $39,900 Starting at $38,300
Combined MPG
23 24
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 $25,000
Combined MPG
27
Engine
170.0-hp, 1.5-liter, 4 Cylinder Engine (Gasoline Fuel)

SLE (2 styles)

Style
AWD 4dr SLE FWD 4dr SLE
Inventory price
Starting at $30,000 Starting at $28,400
Combined MPG
26 27
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 (1 style)

Style
FWD 4dr SLE Diesel *Ltd Avail*
Inventory price
Starting at $0
Combined MPG
32
Engine
137.0-hp, 1.6-liter, 4 Cylinder Engine (Diesel Fuel)

SLT (2 styles)

Style
FWD 4dr SLT AWD 4dr SLT
Inventory price
Starting at $31,200 Starting at $32,800
Combined MPG
27 26
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 (1 style)

Style
FWD 4dr SLT Diesel *Ltd Avail*
Inventory price
Starting at $0
Combined MPG
32
Engine
137.0-hp, 1.6-liter, 4 Cylinder Engine (Diesel Fuel)
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