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  • Summit White 2021 GMC Terrain SLTSummit White 2021 GMC Terrain SLTSummit White 2021 GMC Terrain SLTSummit White 2021 GMC Terrain SLTSummit White 2021 GMC Terrain SLTSummit White 2021 GMC Terrain SLT

    $17,970

    $1.3K
    78,475 mi.
    Est. $332/mo

    Grubbs Volvo Cars Grapevine

    4.5
    Grapevine, TX (7 mi)
    Check Availability

  • Satin Steel Metallic 2021 GMC Terrain SLTSatin Steel Metallic 2021 GMC Terrain SLTSatin Steel Metallic 2021 GMC Terrain SLTSatin Steel Metallic 2021 GMC Terrain SLTSatin Steel Metallic 2021 GMC Terrain SLTSatin Steel Metallic 2021 GMC Terrain SLT

    $19,825

    $1.3K
    48,435 mi.
    Est. $366/mo

    Park Place Lexus Plano

    4.8
    Plano, TX (24 mi)
    Check Availability
  • Quicksilver Metallic 2021 GMC Terrain SLTQuicksilver Metallic 2021 GMC Terrain SLTQuicksilver Metallic 2021 GMC Terrain SLTQuicksilver Metallic 2021 GMC Terrain SLTQuicksilver Metallic 2021 GMC Terrain SLTQuicksilver Metallic 2021 GMC Terrain SLT

    $13,575

    83,954 mi.
    Est. $251/mo

    CARLAND AUTO GROUP LLC

    4.9
    Dallas, TX (26 mi)
    Check Availability
  • Satin Steel Metallic 2021 GMC Terrain SLTSatin Steel Metallic 2021 GMC Terrain SLTSatin Steel Metallic 2021 GMC Terrain SLTSatin Steel Metallic 2021 GMC Terrain SLTSatin Steel Metallic 2021 GMC Terrain SLTSatin Steel Metallic 2021 GMC Terrain SLT

    $15,723

    $2.1K
    79,080 mi.
    Est. $290/mo

    Hiley Buick GMC of Fort Worth

    4.4
    Fort Worth, TX (23 mi)
    Check Availability
  • Graphite Gray Metallic 2021 GMC Terrain SLTGraphite Gray Metallic 2021 GMC Terrain SLTGraphite Gray Metallic 2021 GMC Terrain SLTGraphite Gray Metallic 2021 GMC Terrain SLTGraphite Gray Metallic 2021 GMC Terrain SLTGraphite Gray Metallic 2021 GMC Terrain SLT

    $15,495

    $1.3K
    102,927 mi.
    Est. $286/mo

    Denali Auto Sales

    Plano, TX (28 mi)
    Check Availability
  • Satin Steel Metallic 2021 GMC Terrain SLESatin Steel Metallic 2021 GMC Terrain SLESatin Steel Metallic 2021 GMC Terrain SLESatin Steel Metallic 2021 GMC Terrain SLESatin Steel Metallic 2021 GMC Terrain SLESatin Steel Metallic 2021 GMC Terrain SLE

    $13,899

    $400
    130,211 mi.
    Est. $257/mo

    AutoNation Ford Burleson

    4.6
    Burleson, TX (23 mi)
    Check Availability
  • Summit White 2021 GMC Terrain SLESummit White 2021 GMC Terrain SLESummit White 2021 GMC Terrain SLESummit White 2021 GMC Terrain SLESummit White 2021 GMC Terrain SLESummit White 2021 GMC Terrain SLE

    $13,695

    $1K
    115,941 mi.
    Est. $253/mo

    David McDavid Honda of Frisco

    4.5
    Frisco, TX (25 mi)
    Check Availability
  • Ebony Twilight Metallic 2021 GMC Terrain SLEEbony Twilight Metallic 2021 GMC Terrain SLEEbony Twilight Metallic 2021 GMC Terrain SLEEbony Twilight Metallic 2021 GMC Terrain SLEEbony Twilight Metallic 2021 GMC Terrain SLEEbony Twilight Metallic 2021 GMC Terrain SLE

    $21,125

    57,069 mi.
    Est. $390/mo

    McAndrew Motors

    Arlington, TX (10 mi)
    Check Availability
  • Gray 2021 GMC Terrain SLEGray 2021 GMC Terrain SLEGray 2021 GMC Terrain SLEGray 2021 GMC Terrain SLEGray 2021 GMC Terrain SLEGray 2021 GMC Terrain SLE

    $20,998

    39,288 mi.
    Est. $388/mo

    CarMax Plano

    4.4
    Plano, TX (24 mi)
    Check Availability
  • Ebony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLT

    $10,202

    $2.4K
    183,921 mi.
    Est. $188/mo

    Tom Clark Chevrolet

    Denton, TX (26 mi)
    Check Availability
  • Gray 2021 GMC Terrain SLTGray 2021 GMC Terrain SLTGray 2021 GMC Terrain SLTGray 2021 GMC Terrain SLTGray 2021 GMC Terrain SLTGray 2021 GMC Terrain SLT

    $23,998

    26,219 mi.
    Est. $443/mo

    CarMax Colorado Springs

    4.5
    $1,099 delivery to Fort Worth, TX (7 mi)
    Check Availability
  • Gray 2021 GMC Terrain SLEGray 2021 GMC Terrain SLEGray 2021 GMC Terrain SLEGray 2021 GMC Terrain SLEGray 2021 GMC Terrain SLEGray 2021 GMC Terrain SLE

    $17,998

    86,227 mi.
    Est. $332/mo

    CarMax Austin South

    4.4
    Free delivery to Fort Worth, TX (7 mi)
    Check Availability
  • Quicksilver Metallic 2021 GMC Terrain SLEQuicksilver Metallic 2021 GMC Terrain SLEQuicksilver Metallic 2021 GMC Terrain SLEQuicksilver Metallic 2021 GMC Terrain SLEQuicksilver Metallic 2021 GMC Terrain SLEQuicksilver Metallic 2021 GMC Terrain SLE

    $18,484

    $1K
    50,864 mi.
    Est. $341/mo

    AutoNation USA Austin

    4.1
    Austin, TX (169 mi)
    Check Availability
  • Ebony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLT

    $20,000

    $250
    53,518 mi.
    Est. $369/mo

    Kalidy Kia

    4.4
    Edmond, OK (193 mi)
    Check Availability
  • Summit White 2021 GMC Terrain SLESummit White 2021 GMC Terrain SLESummit White 2021 GMC Terrain SLESummit White 2021 GMC Terrain SLESummit White 2021 GMC Terrain SLESummit White 2021 GMC Terrain SLE

    $16,997

    $999
    86,817 mi.
    Est. $314/mo

    Mercedes-Benz of South Austin

    4.7
    Austin, TX (192 mi)
    Check Availability
  • Graphite Gray Metallic 2021 GMC Terrain SLTGraphite Gray Metallic 2021 GMC Terrain SLTGraphite Gray Metallic 2021 GMC Terrain SLTGraphite Gray Metallic 2021 GMC Terrain SLTGraphite Gray Metallic 2021 GMC Terrain SLTGraphite Gray Metallic 2021 GMC Terrain SLT

    $16,349

    $238
    102,845 mi.
    Est. $302/mo

    Bob Howard Chevrolet

    4.5
    Oklahoma City, OK (192 mi)
    Check Availability
  • Ebony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLTEbony Twilight Metallic 2021 GMC Terrain SLT

    $17,219

    71,908 mi.
    Est. $318/mo

    Vernon Auto Group

    4.8
    Vernon, TX (155 mi)
    Check Availability
  • White Frost Tri-Coat 2021 GMC Terrain SLTWhite Frost Tri-Coat 2021 GMC Terrain SLTWhite Frost Tri-Coat 2021 GMC Terrain SLTWhite Frost Tri-Coat 2021 GMC Terrain SLTWhite Frost Tri-Coat 2021 GMC Terrain SLTWhite Frost Tri-Coat 2021 GMC Terrain SLT

    $21,025

    49,027 mi.
    Est. $388/mo

    Polestar Austin

    Austin, TX (178 mi)
    Check Availability

GMC Terrain prices by year

Model year Average price Deals
2027 GMC Terrain $40,202
2026 GMC Terrain $30,531 10 Great deals
2024 GMC Terrain $21,919 13 Great deals
2023 GMC Terrain $22,357 6 Good deals

About the 2021 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 2021 GMC Terrain
FAQs

How much does the 2021 GMC Terrain cost?

The 2021 GMC Terrain price depends on several factors, including the trim level, optional features, mileage, vehicle history and location. The nationwide average price for a 2021 Terrain is $17,974, with pricing starting at $9,893.

What is the MPG of the 2021 GMC Terrain?

The 2021 GMC Terrain offers up to 25 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 2021 GMC Terrain?

The 2021 GMC Terrain compares to and/or competes against the following vehicles:


Is the 2021 GMC Terrain reliable?

The 2021 GMC Terrain has an average reliability rating of 4.7 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2021 Terrain owners.

Is the 2021 GMC Terrain a good SUV?

Below are the Cars.com consumer ratings for the 2021 GMC Terrain.

(26 reviews)
Rating breakdown (out of 5):
Comfort
4.7
Interior
4.7
Performance
4.4
Value
4.4
Exterior
4.8
Reliability
4.7
Ratings (26 reviews)

88% of drivers recommend this car

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

Denali (2 styles)

Style
FWD 4dr Denali AWD 4dr Denali
Inventory price
Starting at $35,900 Starting at $37,500
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)

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
FWD 4dr SLE AWD 4dr SLE
Inventory price
Starting at $28,500 Starting at $30,100
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 (2 styles)

Style
AWD 4dr SLT FWD 4dr SLT
Inventory price
Starting at $34,200 Starting at $32,600
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)

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