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  • White 2021 GMC Terrain SLTWhite 2021 GMC Terrain SLTWhite 2021 GMC Terrain SLTWhite 2021 GMC Terrain SLTWhite 2021 GMC Terrain SLTWhite 2021 GMC Terrain SLT

    $15,950

    116,480 mi.
    Est. $294/mo

    Bexley Motorcar Co.

    4.9
    Check Availability
    Columbus, OH (5 mi)
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  • 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

    $19,648

    99,797 mi.
    Est. $362/mo

    Ames Ford

    4.9
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    $279 delivery from Ames, IA (571 mi)
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  • 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

    $901
    37,265 mi.
    Est. $442/mo

    CarMax Laurel

    3.3
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    $349 delivery to Columbus, OH (7 mi)
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  • 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

    $22,852

    61,774 mi.
    Est. $421/mo

    Progressive Chrysler Jeep Dodge RAM

    4.1
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    Massillon, OH (98 mi)
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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

    $15,750

    101,833 mi.
    Est. $290/mo

    Platinum Auto Group

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    Minster, OH (79 mi)
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  • White Frost Tricoat 2021 GMC Terrain SLTWhite Frost Tricoat 2021 GMC Terrain SLTWhite Frost Tricoat 2021 GMC Terrain SLTWhite Frost Tricoat 2021 GMC Terrain SLTWhite Frost Tricoat 2021 GMC Terrain SLTWhite Frost Tricoat 2021 GMC Terrain SLT

    $21,474

    51,366 mi.
    Est. $395/mo

    Jeff Wyler Eastgate Chevrolet

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    BATAVIA, OH (92 mi)
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  • 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

    $22,398

    53,437 mi.
    Est. $412/mo

    Bush Auto Place

    4.6
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    Wilmington, OH (57 mi)
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  • 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

    $14,600

    100,051 mi.
    Est. $269/mo

    Starrs Used Cars

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    Barnesville, OH (97 mi)
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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

    $14,995

    116,955 mi.
    Est. $276/mo

    T & T Auto

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    Saint Marys, OH (83 mi)
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About the 2021 GMC Terrain SLT

Basics

SLT shown.

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 SLT
FAQs

How much does the 2021 GMC Terrain SLT cost?

The 2021 GMC Terrain SLT price depends on several factors, including optional features, mileage, vehicle history and location. The nationwide average price for a 2021 Terrain SLT is $19,583, with pricing starting at $9,800.

What is the MPG of the 2021 GMC Terrain SLT?

The 2021 GMC Terrain SLT 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 options, driving conditions, driving habits, vehicle maintenance, and other factors.

Is the 2021 GMC Terrain SLT 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.

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

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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