Used 2021 GMC Terrain SLE FWD for SaleNationwide
100 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Medium Ash Gray/Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 47,095
- Stock #:
- Q399994
- VIN:
- 3GKALMEV7ML399994
Price drop
-$846
2021 GMC Terrain
SLE FWD
47,095 mi
Bradenton, FL
Great Deal
$17,999
$17,153
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Black (Ebony Twilight Metallic)
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 76,068
- Stock #:
- 6P230B
- VIN:
- 3GKALMEV7ML391071
2021 GMC Terrain
SLE FWD
76,068 mi
Houston, TX
Fair Deal
$16,616
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 87,727
- Stock #:
- D187625A
- VIN:
- 3GKALMEV4ML399287
2021 GMC Terrain
SLE FWD
87,727 mi
Mobile, AL
Great Deal
$15,599
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Graphite Gray Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 98,161
- Stock #:
- C630332A
- VIN:
- 3GKALMEVXML392831
2021 GMC Terrain
SLE FWD
98,161 mi
Dade City, FL
Fair Deal
$15,984
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Red Quartz Tintcoat
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- 9-Speed Automatic
- Mileage:
- 95,728
- Stock #:
- GM339243A
- VIN:
- 3GKALMEV3ML339243
2021 GMC Terrain
SLE FWD
95,728 mi
Sparta, IL
Fair Deal
$15,973
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 76,645
- Stock #:
- 363664T
- VIN:
- 3GKALMEV4ML363664
New arrival
2021 GMC Terrain
SLE FWD
76,645 mi
Orlando, FL
Fair Deal
$16,957
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 47,080
- Stock #:
- ML38481A
- VIN:
- 3GKALMEV3ML384814
Price drop
-$659
2021 GMC Terrain
SLE FWD
47,080 mi
Freehold, NJ
Fair Deal
$18,644
$17,985
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Emerald Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 79,071
- Stock #:
- 0918A
- VIN:
- 3GKALMEVXML357254
2021 GMC Terrain
SLE FWD
79,071 mi
Bedford, OH
Good Deal
$15,477
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 109,006
- Stock #:
- 26498A
- VIN:
- 3GKALMEV6ML322999
2021 GMC Terrain
SLE FWD
109,006 mi
Okatie, SC
Fair Deal
$15,558
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Graphite Gray Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 116,017
- Stock #:
- N26258A
- VIN:
- 3GKALMEV5ML346453
2021 GMC Terrain
SLE FWD
116,017 mi
Titusville, FL
Fair Deal
$13,798
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 92,256
- Stock #:
- 260703A
- VIN:
- 3GKALMEV1ML399537
Price drop
-$500
2021 GMC Terrain
SLE FWD
92,256 mi
Schaumburg, IL
Good Deal
$15,413
$14,913
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Graphite Gray Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 91,116
- Stock #:
- 26H1140A
- VIN:
- 3GKALMEV7ML325135
2021 GMC Terrain
SLE FWD
91,116 mi
Lakeland, FL
Fair Deal
$15,911
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 40,481
- Stock #:
- KWKTML401145
- VIN:
- 3GKALMEV7ML401145
2021 GMC Terrain
SLE FWD
40,481 mi
Woodbridge, VA
Great Deal
$16,995
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 42,906
- Stock #:
- T261164A
- VIN:
- 3GKALMEV1ML314180
Price drop
-$560
2021 GMC Terrain
SLE FWD
42,906 mi
Boardman, OH
Great Deal
$17,948
$17,388
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 94,838
- Stock #:
- WJ7779T
- VIN:
- 3GKALMEV4ML397779
Price drop
-$400
2021 GMC Terrain
SLE FWD
94,838 mi
Indianapolis, IN
Good Deal
$15,199
$14,799
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Gray
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 73,603
- Stock #:
- M29324
- VIN:
- 3GKALMEV9ML340560
2021 GMC Terrain
SLE FWD
73,603 mi
Alvin, TX
Great Deal
$13,720
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Red
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 141,378
- Stock #:
- ML341655
- VIN:
- 3GKALMEV3ML341655
New arrival
2021 GMC Terrain
SLE FWD
141,378 mi
Raleigh, NC
Fair Deal
$12,678
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Gray
- Fuel type:
- Gasoline
- Transmission:
- 9-Speed Automatic Overdrive
- Mileage:
- 92,770
- Stock #:
- 13462
- VIN:
- 3GKALMEV3ML389933
2021 GMC Terrain
SLE FWD
92,770 mi
Mooresville, IN
Good Deal
$14,994
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Graphite Gray Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 66,842
- Stock #:
- 36783XP
- VIN:
- 3GKALMEV5ML332083
2021 GMC Terrain
SLE FWD
66,842 mi
Raleigh, NC
Fair Deal
$19,498
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Blue Emerald Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 25,670
- Stock #:
- B260926200T1
- VIN:
- 3GKALMEVXML360901
2021 GMC Terrain
SLE FWD
25,670 mi
Rochester, NY
Good Deal
$19,170
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Silver
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- White
- Transmission:
- Automatic
- Mileage:
- 100,329
- Stock #:
- A345
- VIN:
- 3GKALMEV1ML380793
2021 GMC Terrain
SLE FWD
100,329 mi
Roanoke, VA
Good Deal
$13,999
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 66,860
- Stock #:
- B0961B
- VIN:
- 3GKALMEV9ML346696
2021 GMC Terrain
SLE FWD
66,860 mi
San Antonio, TX
Fair Deal
$18,325
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Black (Ebony Twilight Metallic)
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 93,000
- Stock #:
- HRBTML350322
- VIN:
- 3GKALMEVXML350322
2021 GMC Terrain
SLE FWD
93,000 mi
Allston, MA
Good Deal
$14,399
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Black ([GB8] Ebony Twilight Metallic)
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 118,043
- Stock #:
- 9615
- VIN:
- 3GKALMEV2ML396582
![Black ([GB8] Ebony Twilight Metallic) 2021 GMC Terrain SUV / Crossover Front-Wheel Drive Automatic](https://static.cargurus.com/images/forsale/2026/11/11/21/56/2021_gmc_terrain-pic-5631787269727523907-1024x768.jpeg?io=true&width=640&height=480&fit=bounds&format=jpg&auto=webp)
New arrival
2021 GMC Terrain
SLE FWD
118,043 mi
Grover Beach, CA
Great Deal
$12,575
FAQs
How much does the GMC Terrain SLE FWD cost?
The average GMC Terrain SLE FWD costs about $17,421.41. The average price has decreased by -7.2% since last year. The 1481 for sale on CarGurus range from $6,750 to $33,464 in price.
How many GMC Terrain SLE FWD vehicles have no reported accidents or damage?
1181 out of 1481 for sale have no reported accidents or damage.
What is the fuel economy of the GMC Terrain SLE FWD?
Depending on the engine and options, the GMC Terrain SLE FWD gets between 26 and 27 MPG/MPGe.
What fuel types are available?
Gasoline engines are available.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
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