Used 2020 GMC Terrain SLT FWD for SaleNationwide
180 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:
- 1.5L I4
- Exterior color:
- Red
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 62,754
- Stock #:
- 28258640T
- VIN:
- 3GKALPEV2LL258640
Price drop
-$787
2020 GMC Terrain
SLT FWD
62,754 mi
Bay City, MI
Good Deal
$18,778
$18,271
- 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:
- Medium Ash Gray/Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 60,603
- Stock #:
- N239150
- VIN:
- 3GKALPEV0LL239150
2020 GMC Terrain
SLT FWD
60,603 mi
Leesburg, FL
Fair Deal
$20,495
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Gray
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 92,453
- Stock #:
- ALN1558
- VIN:
- 3GKALPEV1LL140126
2020 GMC Terrain
SLT FWD
92,453 mi
Henderson, NV
Fair Deal
$15,236
- 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:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 122,187
- Stock #:
- 2S2722B
- VIN:
- 3GKALPEX1LL247548
Price drop
-$300
2020 GMC Terrain
SLT FWD
122,187 mi
Spartanburg, SC
Great Deal
$14,799
$14,499
- 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:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 122,767
- Stock #:
- 26300A
- VIN:
- 3GKALPEV5LL299490
2020 GMC Terrain
SLT FWD
122,767 mi
Tucson, AZ
Great Deal
$13,093
- 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
$14,305
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Graphite Gray Met
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black Leather
- Transmission:
- 9-Speed Automatic
- Mileage:
- 144,089
- Stock #:
- LB6268A
- VIN:
- 3GKALPEX5LL227562
2020 GMC Terrain
SLT FWD
144,089 mi
Kansas City, MO
Fair Deal
$13,280
- 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:
- 138,223
- Stock #:
- 264460B
- VIN:
- 3GKALPEVXLL206348
2020 GMC Terrain
SLT FWD
138,223 mi
Metairie, LA
Fair Deal
$13,473
- 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:
- Brandy/Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 84,582
- Stock #:
- L242112A
- VIN:
- 3GKALPEV7LL242112
New arrival
2020 GMC Terrain
SLT FWD
84,582 mi
Lake Jackson, TX
Fair Deal
$17,991
- 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:
- Automatic
- Mileage:
- 54,505
- Stock #:
- I246007
- VIN:
- 3GKALPEV8LL246007
2020 GMC Terrain
SLT FWD
54,505 mi
West Palm Beach, FL
Great Deal
$17,788
- 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:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 67,264
- Stock #:
- T1434019A
- VIN:
- 3GKALPEX9LL292530
2020 GMC Terrain
SLT FWD
67,264 mi
Fort Worth, TX
Good Deal
$19,236
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Brown
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 122,237
- Stock #:
- P5233A
- VIN:
- 3GKALPEV1LL127005
2020 GMC Terrain
SLT FWD
122,237 mi
Columbus, GA
Fair Deal
$14,892
- 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:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 38,535
- Stock #:
- C261029A
- VIN:
- 3GKALPEX7LL217907
Price drop
-$776
2020 GMC Terrain
SLT FWD
38,535 mi
Palm Beach Gardens, FL
Good Deal
$21,506
$20,730
- 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:
- 57,100
- Stock #:
- NT312443
- VIN:
- 3GKALPEV8LL312443
2020 GMC Terrain
SLT FWD
57,100 mi
Clearwater, FL
Good Deal
$18,261
- 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:
- Brown
- Transmission:
- 9-Speed Automatic Overdrive
- Mileage:
- 137,355
- Stock #:
- D192005
- VIN:
- 3GKALPEV0LL265246
2020 GMC Terrain
SLT FWD
137,355 mi
O Fallon, MO
Fair Deal
$13,094
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Red Quartz Tintcoat
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 55,329
- Stock #:
- 19388A
- VIN:
- 3GKALPEX7LL241978
2020 GMC Terrain
SLT FWD
55,329 mi
Lancaster, WI
Fair Deal
$20,472
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 70,757
- Stock #:
- LL171001
- VIN:
- 3GKALPEX2LL171001
2020 GMC Terrain
SLT FWD
70,757 mi
Jacksonville, FL
Good Deal
$17,992
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Gray
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 132,700
- Stock #:
- 214974
- VIN:
- 3GKALPEV9LL214974
2020 GMC Terrain
SLT FWD
132,700 mi
Phoenix, AZ
Fair Deal
$12,949
- 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
Good Deal
$17,327
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Blue Emerald Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 93,645
- Stock #:
- J76280
- VIN:
- 3GKALPEV5LL147550
Price drop
-$940
2020 GMC Terrain
SLT FWD
93,645 mi
Phoenix, AZ
Good Deal
$17,064
$16,124
- 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:
- 37,693
- Stock #:
- C2792A
- VIN:
- 3GKALPEV8LL157313
2020 GMC Terrain
SLT FWD
37,693 mi
Little River, SC
Good Deal
$21,326
- 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:
- 80,456
- Stock #:
- 272007A
- VIN:
- 3GKALPEVXLL218595
New arrival
2020 GMC Terrain
SLT FWD
80,456 mi
Houma, LA
Good Deal
$17,169
- 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:
- Automatic
- Mileage:
- 110,142
- Stock #:
- F26436A
- VIN:
- 3GKALPEV7LL302163
2020 GMC Terrain
SLT FWD
110,142 mi
Sullivan, MO
Good Deal
$15,615
- 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:
- 118,980
- Stock #:
- LL256242
- VIN:
- 3GKALPEV2LL256242
2020 GMC Terrain
SLT FWD
118,980 mi
Little Rock, AR
Good Deal
$13,629
FAQs
How much does the GMC Terrain SLT FWD cost?
The average GMC Terrain SLT FWD costs about $17,937.92. The average price has increased by 1.4% since last year. The 829 for sale on CarGurus range from $7,975 to $35,275 in price.
How many GMC Terrain SLT FWD vehicles have no reported accidents or damage?
644 out of 829 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 (or EV battery range).
What fuel types are available?
Gasoline engines are available.
Relevant articles
Thom Blackett
The Best Cheap Cars for Snow in 2026
Driving in winter conditions can be hard on both cars and drivers, but you don't need to spend a fortune to find a reliable, capable car for snow driving.
Jeremy Korzeniewski
GMC Terrain Buying Guide: Cost, Reliability, and the Best Years to Buy
Discover the ultimate buying guide for purchasing a used GMC Terrain, covering generations since 2010. Whether you're a first-time buyer or a GMC enthusiast, this comprehensive overview will help you research your next pre-owned GMC Terrain.
Cherise Threewitt
2026 GMC Terrain Pricing, Specs, and Release Date
The 2026 GMC Terrain is a compact SUV that adapts the brand’s bold, truck-like styling for a family audience.
All Used CarsManual Transmission CarsLuxury CarsCars with Red InteriorCheap Manual CarsHybrid CarsSports CarsElectric SUVsCheap TrucksSmall CarsThird Row SUVsThree Quarter Ton TrucksLifted TrucksManual Transmission TrucksDiesel TrucksHybrid SUVsDually TrucksOne Ton TrucksCheap SUVsLifted Ford Trucks4x4 TrucksWork TrucksAWD SUVsFord TrucksChevrolet TrucksToyota TrucksTrucks Under $10,000Cars Under $15,000Sports Cars Under $20,000Trucks Under $20,000Used Sedans for Sale with Low MileageUsed SUVs / Crossovers for Sale with Low MileageUsed Hatchbacks for Sale with Low MileageUsed Convertibles for Sale with Low MileageUsed Vans for Sale with Low MileageUsed Minivans for Sale with Low MileageUsed Pickup Trucks for Sale with Low MileageUsed Coupes for Sale with Low MileageUsed Wagons for Sale with Low Mileage
