Used 2020 GMC Terrain SLT FWD for SaleNationwide
159 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Blue Emerald Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Medium Ash Gray/Jet Black
- Transmission:
- Automatic
- Mileage:
- 48,373
- Stock #:
- 2687Q
- VIN:
- 3GKALPEX9LL292916
New arrival
2020 GMC Terrain
SLT FWD
48,373 mi
Port Charlotte, FL
Great Deal
$18,498
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Medium Ash Gray/Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 111,631
- Stock #:
- P11139A
- VIN:
- 3GKALPEVXLL167499
New arrival
2020 GMC Terrain
SLT FWD
111,631 mi
Louisville, KY
Fair Deal
$15,426
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 38,619
- Stock #:
- 2C44081
- VIN:
- 3GKALPEV8LL335379
2020 GMC Terrain
SLT FWD
38,619 mi
Fort Wayne, IN
Fair Deal
$21,693
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Ash Gray
- Transmission:
- Automatic
- Mileage:
- 100,726
- Stock #:
- 11659
- VIN:
- 3GKALPEV4LL145532
2020 GMC Terrain
SLT FWD
100,726 mi
Lexington, KY
Good Deal
$14,497
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Black (Ebony Twilight Metallic)
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Medium Ash Gray/Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 117,357
- Stock #:
- LL279010
- VIN:
- 3GKALPEV8LL279010
Price drop
-$400
2020 GMC Terrain
SLT FWD
117,357 mi
Columbia, MO
Good Deal
$14,987
$14,587
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 85,349
- Stock #:
- LL258914
- VIN:
- 3GKALPEV2LL258914
New arrival
2020 GMC Terrain
SLT FWD
85,349 mi
Orlando, FL
Fair Deal
$16,869
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Black (Ebony Twilight Metallic)
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 69,571
- Stock #:
- LL195015
- VIN:
- 3GKALPEX1LL195015
Price drop
-$493
2020 GMC Terrain
SLT FWD
69,571 mi
Pinellas Park, FL
Good Deal
$18,113
$17,620
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- JET BLACK, PERFORATED LEATHER-APPOINTED SEAT TRIM
- Transmission:
- Automatic
- Mileage:
- 161,872
- Stock #:
- U29616A
- VIN:
- 3GKALPEV3LL147661
2020 GMC Terrain
SLT FWD
161,872 mi
Griffin, GA
Fair Deal
$11,799
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 50,711
- Stock #:
- FL8610A
- VIN:
- 3GKALPEV8LL304102
Price drop
-$1,462
2020 GMC Terrain
SLT FWD
50,711 mi
Beavercreek, OH
Great Deal
$18,445
$17,431
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- White
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic Overdrive
- Mileage:
- 108,377
- Stock #:
- 235923
- VIN:
- 3GKALPEV9LL235923
2020 GMC Terrain
SLT FWD
108,377 mi
Port Richey, FL
Fair Deal
$14,199
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Black
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 75,251
- Stock #:
- 20A4694
- VIN:
- 3GKALPEV1LL108261
2020 GMC Terrain
SLT FWD
75,251 mi
Chillicothe, MO
Great Deal
$17,305
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Gray
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic Overdrive
- Mileage:
- 97,001
- Stock #:
- FXB191297
- VIN:
- 3GKALPEV8LL191297
Price drop
-$600
2020 GMC Terrain
SLT FWD
97,001 mi
Fredericksburg, VA
Great Deal
$14,390
$13,790
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Smokey Quartz Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 74,463
- Stock #:
- P33882
- VIN:
- 3GKALPEV2LL240266
2020 GMC Terrain
SLT FWD
74,463 mi
Red Springs, NC
Good Deal
$17,885
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 127,777
- Stock #:
- U12325A
- VIN:
- 3GKALPEV1LL215021
New arrival
2020 GMC Terrain
SLT FWD
127,777 mi
Bloomington, IN
Good Deal
$13,137
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 66,175
- Stock #:
- 26B04206B
- VIN:
- 3GKALPEV6LL199138
2020 GMC Terrain
SLT FWD
66,175 mi
Maple Heights, OH
Fair Deal
$18,789
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Gray (Steel Metallic)
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 40,013
- Stock #:
- 40020A
- VIN:
- 3GKALPEV9LL296284
Price drop
-$1,000
2020 GMC Terrain
SLT FWD
40,013 mi
Roswell, GA
Good Deal
$20,990
$19,990
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 117,058
- Stock #:
- NK26054A
- VIN:
- 3GKALPEV0LL242677
2020 GMC Terrain
SLT FWD
117,058 mi
Mckenna, WA
Good Deal
$13,990
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 99,986
- Stock #:
- NLNH1773
- VIN:
- 3GKALPEV9LL253015
Price drop
-$300
2020 GMC Terrain
SLT FWD
99,986 mi
Mandeville, LA
Great Deal
$13,996
$13,696
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Black (Ebony Twilight Metallic)
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Medium Ash Gray/Jet Black
- Transmission:
- Automatic
- Mileage:
- 119,254
- Stock #:
- 272572
- VIN:
- 3GKALPEV4LL272572
2020 GMC Terrain
SLT FWD
119,254 mi
Tucson, AZ
Good Deal
$14,147
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- Automatic
- Mileage:
- 102,230
- Stock #:
- 235488
- VIN:
- 3GKALPEV6LL235488
2020 GMC Terrain
SLT FWD
102,230 mi
Stafford, TX
Good Deal
$12,075
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic Overdrive
- Mileage:
- 119,321
- Stock #:
- 4662
- VIN:
- 3GKALPEX6LL237484
New arrival
2020 GMC Terrain
SLT FWD
119,321 mi
Berwyn, IL
Great Deal
$12,907
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (TAN)
- Transmission:
- Automatic
- Mileage:
- 153,365
- Stock #:
- 113433
- VIN:
- 3GKALPEV7LL113433
2020 GMC Terrain
SLT FWD
153,365 mi
Hoover, AL
Fair Deal
$11,594
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Black (Ebony Twilight Metallic)
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 110,183
- Stock #:
- G5550A
- VIN:
- 3GKALPEV2LL137462
New arrival
2020 GMC Terrain
SLT FWD
110,183 mi
Amarillo, TX
Good Deal
$14,325
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brandy/Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 87,541
- Stock #:
- 9C0197U
- VIN:
- 3GKALPEX0LL148722
New arrival
2020 GMC Terrain
SLT FWD
87,541 mi
Covington, TN
Fair Deal
$19,447
FAQs
How much does the GMC Terrain SLT FWD cost?
The average GMC Terrain SLT FWD costs about $17,395.76. The average price has decreased by -4.8% since last year. The 786 for sale on CarGurus range from $9,496 to $31,391 in price.
How many GMC Terrain SLT FWD vehicles have no reported accidents or damage?
627 out of 786 for sale have no reported accidents or damage.
What is the fuel economy of the GMC Terrain SLT FWD?
Depending on the engine and options, the GMC Terrain SLT FWD gets between 24 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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