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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

    Not Priced

    58,342 mi.
    Est. $0/mo

    Guaranteed Motor Cars

    3.0
    palos hills, IL (25 mi)
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  • 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

    $16,999

    107,735 mi.
    Est. $302/mo

    Schaumburg Ford

    4.1
    Schaumburg, IL (25 mi)
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  • Silver 2021 GMC Terrain SLTSilver 2021 GMC Terrain SLTSilver 2021 GMC Terrain SLTSilver 2021 GMC Terrain SLTSilver 2021 GMC Terrain SLTSilver 2021 GMC Terrain SLT

    $31,995

    111,986 mi.
    Est. $568/mo

    Los Munoz Auto Sales

    Burien, WA (1,733 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

    $20,006

    $3.3K
    78,825 mi.
    Est. $355/mo

    F H Dailey Chevrolet

    4.3
    San Leandro, CA (1,843 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

    $12,499

    $491
    130,996 mi.
    Est. $222/mo

    AutoNation Dodge Ram Colorado Springs

    4.3
    Colorado Springs, CO (921 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

    $24,500

    19,132 mi.
    Est. $435/mo

    Taylor Chrysler Dodge Jeep RAM

    4.9
    Bourbannais, IL (51 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

    $20,225

    73,242 mi.
    Est. $359/mo

    Five Star Subaru of Grapevine

    4.9
    Grapevine, TX (808 mi)
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  • Blue Emerald Metallic 2021 GMC Terrain SLTBlue Emerald Metallic 2021 GMC Terrain SLTBlue Emerald Metallic 2021 GMC Terrain SLTBlue Emerald Metallic 2021 GMC Terrain SLTBlue Emerald Metallic 2021 GMC Terrain SLTBlue Emerald Metallic 2021 GMC Terrain SLT

    $23,473

    17,445 mi.
    Est. $417/mo

    Mazda of Fort Myers

    4.6
    Fort Myers, FL (1,106 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

    $17,451

    79,598 mi.
    Est. $310/mo

    Folsom Lake Ford

    4.8
    Folsom, CA (1,773 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

    $21,686

    $400
    83,238 mi.
    Est. $385/mo

    Lester Glenn Chrysler Dodge Jeep RAM

    4.8
    Toms River, NJ (711 mi)
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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

    $20,229

    $282
    69,569 mi.
    Est. $359/mo

    Nucar Nissan of Allentown

    4.6
    Allentown, PA (636 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

    $23,997

    24,516 mi.
    Est. $426/mo

    BMW of Bloomfield

    4.2
    Bloomfield, NJ (701 mi)
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  • 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

    $19,645

    54,923 mi.
    Est. $349/mo

    CarSmart of Hendersonville

    4.2
    Hendersonville, TN (389 mi)
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  • Summit White 2021 GMC Terrain SLT

    $17,203

    76,859 mi.
    Est. $305/mo

    STG Auto Group of Montclair

    2.8
    Montclair, CA (1,714 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

    $19,697

    $3.1K
    61,774 mi.
    Est. $350/mo

    Progressive Chrysler Jeep Dodge RAM

    4.1
    Massillon, OH (327 mi)
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  • 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

    $22,125

    50,581 mi.
    Est. $393/mo

    Jenkins Honda of Leesburg

    4.8
    Leesburg, FL (960 mi)
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  • 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

    $21,278

    $302
    68,933 mi.
    Est. $378/mo

    Joe Machens Toyota

    4.1
    Columbia, MO (319 mi)
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  • 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

    $17,620

    $1K
    84,965 mi.
    Est. $313/mo

    Oakes Kia

    4.7
    North Kansas City, MO (411 mi)
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  • 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

    $19,998

    83,570 mi.
    Est. $355/mo

    John Hirsch's Cambridge Motors

    4.7
    Cambridge, MN (378 mi)
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  • Black 2021 GMC Terrain SLTBlack 2021 GMC Terrain SLTBlack 2021 GMC Terrain SLTBlack 2021 GMC Terrain SLTBlack 2021 GMC Terrain SLTBlack 2021 GMC Terrain SLT

    $16,094

    $1.3K
    107,839 mi.
    Est. $286/mo

    Auto Spot LLC

    4.6
    Woodridge, NJ (705 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

    $21,620

    $720
    55,990 mi.
    Est. $384/mo

    Hyundai of Greenville

    4.5
    Greenville, SC (566 mi)
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  • Blue Emerald Metallic 2021 GMC Terrain SLTBlue Emerald Metallic 2021 GMC Terrain SLTBlue Emerald Metallic 2021 GMC Terrain SLTBlue Emerald Metallic 2021 GMC Terrain SLTBlue Emerald Metallic 2021 GMC Terrain SLTBlue Emerald Metallic 2021 GMC Terrain SLT

    $22,877

    50,389 mi.
    Est. $406/mo

    George Weber Chevrolet Columbia

    4.9
    Columbia, IL (272 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

    $21,345

    51,366 mi.
    Est. $379/mo

    Jeff Wyler Chevrolet of Columbus

    4.5
    CANAL WINCHESTER, OH (288 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

    $15,389

    $500
    127,394 mi.
    Est. $273/mo

    Whitten Brothers of Richmond

    4.8
    Richmond, VA (613 mi)
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  • 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

    $22,999

    32,775 mi.
    Est. $408/mo

    AutoNation Ford Tustin

    4.5
    Tustin, CA (1,730 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

    $21,948

    57,778 mi.
    Est. $390/mo

    Classic Buick GMC Painesville

    4.7
    Painesville, OH (328 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

    $20,853

    62,281 mi.
    Est. $370/mo

    Wilde Subaru

    4.8
    Waukesha, WI (85 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

    $18,696

    $3.4K
    85,506 mi.
    Est. $332/mo

    EchoPark Automotive Raleigh

    4.9
    Cary, NC (639 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

    $19,344

    123,179 mi.
    Est. $343/mo

    Darrell Waltrip Buick GMC

    4.8
    Franklin, TN (415 mi)
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GMC Terrain prices by year

Model year Average price Deals
2024 GMC Terrain SLT $25,077 59 Great deals
2023 GMC Terrain SLT $24,563 54 Great deals
2022 GMC Terrain SLT $22,822 65 Great deals
2020 GMC Terrain SLT $18,093 51 Great deals
2019 GMC Terrain SLT $16,978 26 Great deals
2018 GMC Terrain SLT $15,468 20 Great deals
2017 GMC Terrain SLT $12,227 15 Good deals
2016 GMC Terrain SLT $11,760 8 Great deals

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 $19,497, with pricing starting at $9,999.

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.

What are some similar vehicles and competitors of the 2021 GMC Terrain SLT?

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


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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GMC Terrain trims