Used 2020 GMC Terrain SLT AWD for SaleNationwide
247 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:
- Four-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Silver
- Combined gas mileage:
- 23 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 109,553
- Stock #:
- 6GM1046T
- VIN:
- 3GKALVEX2LL132994
Price drop
-$575
2020 GMC Terrain
SLT AWD
109,553 mi
Westbrook, ME
Great Deal
$15,549
$14,974
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 36,350
- Stock #:
- B261054A
- VIN:
- 3GKALVEV3LL288900
2020 GMC Terrain
SLT AWD
36,350 mi
Avon, OH
Good Deal
$21,326
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Black (Ebony Twilight Metallic)
- Combined gas mileage:
- 23 MPG
- Fuel type:
- Gasoline
- Interior color:
- Medium Ash Gray/Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 54,801
- Stock #:
- LL295617
- VIN:
- 3GKALVEX8LL295617
2020 GMC Terrain
SLT AWD
54,801 mi
Bellevue, NE
Good Deal
$21,666
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Graphite Gray Metallic
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 118,777
- Stock #:
- 26425A
- VIN:
- 3GKALVEV7LL182692
New arrival
2020 GMC Terrain
SLT AWD
118,777 mi
West Burlington, IA
Fair Deal
$14,980
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 84,102
- Stock #:
- UR1877
- VIN:
- 3GKALVEV6LL117770
2020 GMC Terrain
SLT AWD
84,102 mi
Riverhead, NY
Fair Deal
$16,510
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 23 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 84,386
- Stock #:
- CC0226
- VIN:
- 3GKALVEX9LL246765
2020 GMC Terrain
SLT AWD
84,386 mi
Honea Path, SC
Fair Deal
$18,584
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Quartz Metallic
- Combined gas mileage:
- 23 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 68,585
- Stock #:
- L184686
- VIN:
- 3GKALVEX9LL184686
2020 GMC Terrain
SLT AWD
68,585 mi
Jacksonville, FL
Good Deal
$18,002
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 23 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 80,775
- Stock #:
- 10863A
- VIN:
- 3GKALVEX2LL261043
2020 GMC Terrain
SLT AWD
80,775 mi
Paw Paw, MI
Fair Deal
$19,614
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Brown Metallic
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 59,594
- Stock #:
- T1512
- VIN:
- 3GKALVEV0LL239833
2020 GMC Terrain
SLT AWD
59,594 mi
Roseville, CA
Good Deal
$17,785
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Gray
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 134,526
- Stock #:
- 5M6209A
- VIN:
- 3GKALVEV4LL125673
2020 GMC Terrain
SLT AWD
134,526 mi
Raleigh, NC
Fair Deal
$14,148
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Medium Ash Gray/Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 122,957
- Stock #:
- 20381
- VIN:
- 3GKALVEV1LL100648
2020 GMC Terrain
SLT AWD
122,957 mi
South Jordan, UT
Fair Deal
$14,394
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Graphite Gray Metallic
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Medium Ash Gray/Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 130,023
- Stock #:
- X1242A
- VIN:
- 3GKALVEVXLL131168
2020 GMC Terrain
SLT AWD
130,023 mi
Rochester, NH
Good Deal
$13,285
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Black
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 121,024
- Stock #:
- CA45565
- VIN:
- 3GKALVEV9LL245565
New arrival
2020 GMC Terrain
SLT AWD
121,024 mi
Edgerton, MN
Good Deal
$14,070
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Red Quartz Tintcoat
- Combined gas mileage:
- 23 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 21,220
- Stock #:
- T15032A
- VIN:
- 3GKALVEX2LL115032
Price drop
-$1,000
2020 GMC Terrain
SLT AWD
21,220 mi
Concord, NH
Good Deal
$25,183
$24,183
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 23 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 50,442
- Stock #:
- NL2200A
- VIN:
- 3GKALVEX0LL136347
2020 GMC Terrain
SLT AWD
50,442 mi
Saint Albans, VT
Good Deal
$20,684
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 122,103
- Stock #:
- N261368T
- VIN:
- 3GKALVEV0LL175874
New arrival
2020 GMC Terrain
SLT AWD
122,103 mi
Norman, OK
Fair Deal
$14,902
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Black (Ebony Twilight Metallic)
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 89,740
- Stock #:
- T008299A
- VIN:
- 3GKALVEV7LL303589
2020 GMC Terrain
SLT AWD
89,740 mi
Terryville, CT
Fair Deal
$17,597
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- White
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- 9-Speed Automatic
- Mileage:
- 67,890
- Stock #:
- 243651
- VIN:
- 3GKALVEV3LL243651
2020 GMC Terrain
SLT AWD
67,890 mi
Denver, CO
Good Deal
$17,999
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- White Frost Tricoat
- Combined gas mileage:
- 23 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 67,109
- Stock #:
- 625036A
- VIN:
- 3GKALVEX4LL281407
Price drop
-$400
2020 GMC Terrain
SLT AWD
67,109 mi
Shippensburg, PA
Good Deal
$20,390
$19,990
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black, Perforated Leather-Appointed Seat Trim
- Transmission:
- Automatic
- Mileage:
- 66,072
- Stock #:
- LL163075
- VIN:
- 3GKALVEV9LL163075
2020 GMC Terrain
SLT AWD
66,072 mi
Tampa, FL
Good Deal
$19,248
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Black (Ebony Twilight Metallic)
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic Overdrive
- Mileage:
- 87,088
- Stock #:
- G08881
- VIN:
- 3GKALVEV0LL242473
2020 GMC Terrain
SLT AWD
87,088 mi
Greenville, IN
Good Deal
$16,640
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Black (Ebony Twilight Metallic)
- Combined gas mileage:
- 23 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 75,636
- Stock #:
- 26G151A
- VIN:
- 3GKALVEX7LL179518
2020 GMC Terrain
SLT AWD
75,636 mi
Hermiston, OR
Fair Deal
$20,143
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 69,917
- Stock #:
- C63735A
- VIN:
- 3GKALVEV1LL329556
2020 GMC Terrain
SLT AWD
69,917 mi
South Burlington, VT
Good Deal
$18,580
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Medium Ash Gray/Jet Black
- Transmission:
- Automatic
- Mileage:
- 152,856
- Stock #:
- W48888L
- VIN:
- 3GKALVEV4LL248888
2020 GMC Terrain
SLT AWD
152,856 mi
Urbandale, IA
Fair Deal
$12,675
4.0 Overall rating
Filter by rating
William O
Reviewed a 2020 GMC SLT AWD on Aug 5, 2026
Loved the car. Lots of features for a mid sized SUV. Roomier than expected inside
Is this review helpful?
FAQs
How much does the GMC Terrain SLT AWD cost?
The average GMC Terrain SLT AWD costs about $18,039.44. The average price has increased by 2.1% since last year. The 2044 for sale on CarGurus range from $5,770 to $41,900 in price.
How many GMC Terrain SLT AWD vehicles have no reported accidents or damage?
1630 out of 2044 for sale have no reported accidents or damage.
What is the fuel economy of the GMC Terrain SLT AWD?
Depending on the engine and options, the GMC Terrain SLT AWD gets between 19 and 26 MPG (or EV battery range).
What fuel types are available?
Gasoline engines are available.
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