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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

    $12,997

    $447
    98,734 mi.
    Est. $241/mo

    Carizona

    4.6
    Check Availability
    Mesa, AZ (27 mi)

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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

    $13,876

    $115
    81,448 mi.
    Est. $257/mo

    Bell Honda

    4.5
    Check Availability
    Phoenix, AZ (21 mi)
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  • Gray 2020 GMC Terrain SLTGray 2020 GMC Terrain SLTGray 2020 GMC Terrain SLTGray 2020 GMC Terrain SLTGray 2020 GMC Terrain SLTGray 2020 GMC Terrain SLT

    $17,995

    98,108 mi.
    Est. $334/mo

    DriveTime of Chandler

    5.0
    Check Availability
    Chandler, AZ (29 mi)
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  • Blue Emerald Metallic 2020 GMC Terrain SLTBlue Emerald Metallic 2020 GMC Terrain SLTBlue Emerald Metallic 2020 GMC Terrain SLTBlue Emerald Metallic 2020 GMC Terrain SLTBlue Emerald Metallic 2020 GMC Terrain SLTBlue Emerald Metallic 2020 GMC Terrain SLT

    $17,777

    62,270 mi.
    Est. $330/mo

    SAG Auto Sales

    Check Availability
    Surprise, AZ (15 mi)
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  • Quicksilver Metallic 2020 GMC Terrain SLEQuicksilver Metallic 2020 GMC Terrain SLEQuicksilver Metallic 2020 GMC Terrain SLEQuicksilver Metallic 2020 GMC Terrain SLEQuicksilver Metallic 2020 GMC Terrain SLEQuicksilver Metallic 2020 GMC Terrain SLE

    $15,373

    $700
    82,608 mi.
    Est. $285/mo

    Bill Luke Chrysler Jeep Dodge RAM

    3.6
    Check Availability
    Phoenix, AZ (14 mi)
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  • Red Quartz Tintcoat 2020 GMC Terrain DenaliRed Quartz Tintcoat 2020 GMC Terrain DenaliRed Quartz Tintcoat 2020 GMC Terrain DenaliRed Quartz Tintcoat 2020 GMC Terrain DenaliRed Quartz Tintcoat 2020 GMC Terrain DenaliRed Quartz Tintcoat 2020 GMC Terrain Denali

    $20,878

    81,832 mi.
    Est. $387/mo

    Liberty GMC

    4.5
    Check Availability
    Peoria, AZ (16 mi)
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  • Grey 2020 GMC Terrain SLEGrey 2020 GMC Terrain SLEGrey 2020 GMC Terrain SLEGrey 2020 GMC Terrain SLEGrey 2020 GMC Terrain SLEGrey 2020 GMC Terrain SLE

    $13,990

    30,551 mi.
    Est. $260/mo

    American Auto Sales LLC

    2.1
    Check Availability
    Phoenix, AZ (15 mi)
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  • Quicksilver Metallic 2020 GMC Terrain DenaliQuicksilver Metallic 2020 GMC Terrain DenaliQuicksilver Metallic 2020 GMC Terrain DenaliQuicksilver Metallic 2020 GMC Terrain DenaliQuicksilver Metallic 2020 GMC Terrain DenaliQuicksilver Metallic 2020 GMC Terrain Denali

    $21,000

    75,749 mi.
    Est. $390/mo

    Yates Buick GMC

    3.2
    Check Availability
    Goodyear, AZ (4 mi)
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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

    $14,720

    91,463 mi.
    Est. $273/mo

    Liberty Buick

    4.8
    Check Availability
    Peoria, AZ (16 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

    $20,373

    71,187 mi.
    Est. $378/mo

    Bill Luke Tempe

    4.3
    Check Availability
    Tempe, AZ (22 mi)
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  • Satin Steel Metallic 2020 GMC Terrain Denali

    $20,350

    94,282 mi.
    Est. $377/mo

    AutoNation Toyota Tempe

    4.8
    Check Availability
    Tempe, AZ (22 mi)
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  • Ebony Twilight Metallic 2020 GMC Terrain SL

    $17,576

    64,915 mi.
    Est. $326/mo

    AutoNation Toyota Tempe

    4.8
    Check Availability
    Tempe, AZ (22 mi)
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  • White 2020 GMC Terrain DenaliWhite 2020 GMC Terrain DenaliWhite 2020 GMC Terrain DenaliWhite 2020 GMC Terrain DenaliWhite 2020 GMC Terrain DenaliWhite 2020 GMC Terrain Denali

    Not Priced

    98,760 mi.
    Est. $0/mo

    JBA Motors, LLC

    Check Availability
    Mesa, AZ (27 mi)
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  • Summit White 2020 GMC Terrain DenaliSummit White 2020 GMC Terrain DenaliSummit White 2020 GMC Terrain DenaliSummit White 2020 GMC Terrain DenaliSummit White 2020 GMC Terrain DenaliSummit White 2020 GMC Terrain Denali

    $23,295

    51,636 mi.
    Est. $432/mo

    HGreg.com Houston

    3.5
    Check Availability
    $613 delivery from Houston, TX (1022 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

    $17,998

    62,112 mi.
    Est. $334/mo

    CarMax Fairfield

    Check Availability
    $249 delivery to Tolleson, AZ (5 mi)
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  • Satin Steel Metallic 2020 GMC Terrain SLTSatin Steel Metallic 2020 GMC Terrain SLTSatin Steel Metallic 2020 GMC Terrain SLTSatin Steel Metallic 2020 GMC Terrain SLTSatin Steel Metallic 2020 GMC Terrain SLTSatin Steel Metallic 2020 GMC Terrain SLT

    $16,290

    95,029 mi.
    Est. $302/mo

    Honda of Superstition Springs

    4.3
    Check Availability
    Mesa, AZ (37 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

    $18,195

    89,514 mi.
    Est. $338/mo

    DriveTime of West Las Vegas

    5.0
    Check Availability
    Las Vegas, NV (250 mi)
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  • White Frost Tricoat 2020 GMC Terrain DenaliWhite Frost Tricoat 2020 GMC Terrain DenaliWhite Frost Tricoat 2020 GMC Terrain DenaliWhite Frost Tricoat 2020 GMC Terrain DenaliWhite Frost Tricoat 2020 GMC Terrain DenaliWhite Frost Tricoat 2020 GMC Terrain Denali

    $26,988

    59,737 mi.
    Est. $501/mo

    Watson Chevrolet

    4.3
    Check Availability
    Tucson, AZ (111 mi)
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  • White 2020 GMC Terrain DenaliWhite 2020 GMC Terrain DenaliWhite 2020 GMC Terrain DenaliWhite 2020 GMC Terrain DenaliWhite 2020 GMC Terrain DenaliWhite 2020 GMC Terrain Denali

    $19,100

    43,421 mi.
    Est. $354/mo

    AutoSavvy Las Vegas

    4.8
    Check Availability
    Las Vegas, NV (247 mi)
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GMC Terrain prices by year

Model year Average price Deals
2026 GMC Terrain $36,152 2 Good deals
2024 GMC Terrain $22,441 18 Good deals
2023 GMC Terrain $23,107 7 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 $18,675, 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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