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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

    $20,371

    62,492 mi.
    Est. $383/mo

    Marino Chrysler Jeep Dodge RAM

    4.9
    Check Availability
    Chicago, IL (8 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

    $16,355

    $300
    107,328 mi.
    Est. $307/mo

    Rivard Royall GMC

    4.7
    Check Availability
    Memphis, TN (486 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

    $22,604

    $120
    36,108 mi.
    Est. $425/mo

    Jim Curley Buick GMC of Keyport

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    Keyport, NJ (705 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

    $24,761

    $589
    15,460 mi.
    Est. $465/mo

    Oakley Auto World

    4.8
    Check Availability
    Branson West, MO (473 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

    $21,652

    $172
    67,658 mi.
    Est. $407/mo

    Van Horn Chevrolet of Plymouth

    4.4
    Check Availability
    Plymouth, WI (130 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

    $19,169

    $800
    64,683 mi.
    Est. $360/mo

    Hudson Nissan on Savannah Hwy

    4.7
    Check Availability
    Charleston, SC (755 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

    $14,999

    130,996 mi.
    Est. $282/mo

    AutoNation Dodge Ram Colorado Springs

    4.3
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    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

    $20,749

    56,646 mi.
    Est. $390/mo

    Easterns Automotive Group of Temple Hills

    4.9
    Check Availability
    Temple Hills, MD (601 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

    $18,940

    70,332 mi.
    Est. $356/mo

    AutoNation Chevrolet Mesa

    4.7
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    Mesa, AZ (1,435 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

    $16,933

    90,579 mi.
    Est. $318/mo

    AutoNation Toyota Pinellas Park

    4.8
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    Pinellas Park, FL (1,009 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

    $20,620

    84,965 mi.
    Est. $388/mo

    Oakes Kia

    4.7
    Check Availability
    North Kansas City, MO (411 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

    $20,530

    $3.4K
    65,027 mi.
    Est. $386/mo

    Coggin Honda of Fort Pierce

    4.9
    Check Availability
    Fort Pierce, FL (1,084 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

    $16,950

    $400
    99,973 mi.
    Est. $319/mo

    Marty's GMC

    4.7
    Check Availability
    Kingston, MA (869 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

    $14,372

    125,693 mi.
    Est. $270/mo

    Zimmerman Honda

    4.9
    Check Availability
    Moline, IL (148 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

    $18,472

    $524
    53,196 mi.
    Est. $347/mo

    Zoom Auto Team, Inc.

    4.3
    Check Availability
    Oakfield, NY (485 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

    $22,170

    38,811 mi.
    Est. $417/mo

    Group 1 Buick GMC North

    4.4
    Check Availability
    Houston, TX (937 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

    $22,766

    56,820 mi.
    Est. $428/mo

    Jim Norton Toyota

    4.7
    Check Availability
    Tulsa, OK (600 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

    $16,599

    $100
    84,622 mi.
    Est. $312/mo

    BMW of Ramsey

    4.3
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    Ramsey, NJ (701 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

    $18,875

    78,425 mi.
    Est. $355/mo

    Loehmann-Blasius Chevrolet

    4.1
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    Waterbury, CT (755 mi)
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  • Steel Metallic 2021 GMC Terrain SLTSteel Metallic 2021 GMC Terrain SLTSteel Metallic 2021 GMC Terrain SLTSteel Metallic 2021 GMC Terrain SLTSteel Metallic 2021 GMC Terrain SLTSteel Metallic 2021 GMC Terrain SLT

    $23,598

    $2K
    37,323 mi.
    Est. $444/mo

    Jim Hudson Ford

    4.8
    Check Availability
    Lexington, SC (647 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

    $14,669

    105,663 mi.
    Est. $276/mo

    Audi Marietta

    4.9
    Check Availability
    Marietta, GA (576 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

    $19,995

    76,750 mi.
    Est. $376/mo

    J & M Automotive

    4.9
    Check Availability
    Naugatuck, CT (753 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

    $14,225

    $2.4K
    113,364 mi.
    Est. $267/mo

    CAG - Austin INFINITI

    4.6
    Check Availability
    Austin, TX (974 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

    $16,250

    98,252 mi.
    Est. $305/mo

    McGrath Chrysler Jeep Dodge Ram

    4.5
    Check Availability
    Cedar Rapids, IA (208 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

    $23,631

    89,274 mi.
    Est. $444/mo

    Hessert Chevrolet of Cherry Hill

    4.3
    Check Availability
    Cherry Hill Township, NJ (672 mi)
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GMC Terrain prices by year

Model year Average price Deals
2024 GMC Terrain SLT $25,336 91 Great deals
2023 GMC Terrain SLT $24,516 90 Great deals
2022 GMC Terrain SLT $23,273 76 Great deals
2020 GMC Terrain SLT $18,220 99 Great deals
2019 GMC Terrain SLT $16,628 53 Great deals
2018 GMC Terrain SLT $15,276 42 Great deals
2017 GMC Terrain SLT $12,397 28 Great deals
2016 GMC Terrain SLT $11,312 30 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 $19,019, with pricing starting at $11,999.

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