Used 2018 GMC Terrain SLE for SaleNationwide
172 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2018
- 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
- Transmission:
- Automatic
- Mileage:
- 52,816
- Stock #:
- 6V26013A
- VIN:
- 3GKALMEV8JL331893
2018 GMC Terrain
SLE
52,816 mi
Greensboro, NC
Good Deal
$16,098
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Graphite Gray Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 109,683
- Stock #:
- UH253575A
- VIN:
- 3GKALMEV1JL394639
2018 GMC Terrain
SLE
109,683 mi
Mansfield, OH
Good Deal
$12,231
- Year:
- 2018
- 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:
- 133,448
- Stock #:
- CC1135A
- VIN:
- 3GKALMEV6JL356100
2018 GMC Terrain
SLE
133,448 mi
Indianapolis, IN
Fair Deal
$11,535
- Year:
- 2018
- 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:
- 129,242
- Stock #:
- P4209
- VIN:
- 3GKALMEV5JL269756
Price drop
-$499
2018 GMC Terrain
SLE
129,242 mi
Bourbonnais, IL
Great Deal
$10,377
$9,878
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Blue Steel Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Medium Ash Gray/Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 62,960
- Stock #:
- CL7686B
- VIN:
- 3GKALMEV0JL199342
Price drop
-$500
2018 GMC Terrain
SLE
62,960 mi
Clearwater, FL
Good Deal
$15,044
$14,544
- Year:
- 2018
- 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:
- 74,043
- Stock #:
- 05280
- VIN:
- 3GKALMEV6JL234577
2018 GMC Terrain
SLE
74,043 mi
Bellingham, WA
Good Deal
$13,899
- Year:
- 2018
- 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:
- 107,865
- VIN:
- 3GKALMEV9JL383114
2018 GMC Terrain
SLE
107,865 mi
Racine, WI
Fair Deal
$12,194
- Year:
- 2018
- 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:
- 109,717
- Stock #:
- 51538A
- VIN:
- 3GKALMEV2JL153687
2018 GMC Terrain
SLE
109,717 mi
Colorado Springs, CO
Good Deal
$12,198
- Year:
- 2018
- 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
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 90,900
- Stock #:
- 64701
- VIN:
- 3GKALMEXXJL288028
2018 GMC Terrain
SLE
90,900 mi
Center Line, MI
Good Deal
$12,623
- Year:
- 2018
- 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:
- 104,394
- Stock #:
- 5248A
- VIN:
- 3GKALMEV8JL375294
2018 GMC Terrain
SLE
104,394 mi
Quitman, TX
Great Deal
$9,717
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 108,411
- Stock #:
- V2476A
- VIN:
- 3GKALMEX8JL122249
2018 GMC Terrain
SLE
108,411 mi
Loudonville, OH
Fair Deal
$13,329
- Year:
- 2018
- 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:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 105,732
- Stock #:
- AT-190016
- VIN:
- 3GKALMEV8JL190016
Price drop
-$400
2018 GMC Terrain
SLE
105,732 mi
Oswego, IL
Good Deal
$12,145
$11,745
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Blue
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 62,952
- Stock #:
- 26p71
- VIN:
- 3GKALMEV1JL232624
2018 GMC Terrain
SLE
62,952 mi
Lewiston, ID
Fair Deal
$16,161
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Fuel type:
- Gasoline
- Mileage:
- 89,269
- Stock #:
- 197940
- VIN:
- 3GKALMEVXJL197940
New arrival
2018 GMC Terrain
SLE
89,269 mi
Spokane, WA
Fair Deal
$15,086
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Red (Burgundy)
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- 9-Speed Automatic
- Mileage:
- 128,455
- VIN:
- 3GKALMEV0JL407025
2018 GMC Terrain
SLE
128,455 mi
Riverview, MI
Good Deal
$9,999
- Year:
- 2018
- 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:
- 69,710
- Stock #:
- 40570
- VIN:
- 3GKALMEV7JL371883
2018 GMC Terrain
SLE
69,710 mi
Leavenworth, KS
Good Deal
$15,447
- Year:
- 2018
- 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:
- 84,863
- Stock #:
- UT5829
- VIN:
- 3GKALMEV2JL242787
Price drop
-$600
2018 GMC Terrain
SLE
84,863 mi
Westerville, OH
Great Deal
$13,948
$13,348
- Year:
- 2018
- 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:
- 128,343
- Stock #:
- AL00197G
- VIN:
- 3GKALMEV7JL242154
2018 GMC Terrain
SLE
128,343 mi
Bentonville, AR
Fair Deal
$12,108
- Year:
- 2018
- 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 Premium Seat Trim
- Transmission:
- 9-Speed Automatic
- Mileage:
- 97,906
- Stock #:
- T26296B
- VIN:
- 3GKALMEV5JL239303
2018 GMC Terrain
SLE
97,906 mi
Delaware, OH
Fair Deal
$13,765
- Year:
- 2018
- 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:
- 90,178
- Stock #:
- JL322132
- VIN:
- 3GKALMEV3JL322132
New arrival
2018 GMC Terrain
SLE
90,178 mi
Centennial, CO
Good Deal
$13,524
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Graphite Gray Metallic - G7Q
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black - H1T
- Transmission:
- Automatic
- Mileage:
- 129,622
- Stock #:
- 19373A
- VIN:
- 3GKALMEV3JL234617
2018 GMC Terrain
SLE
129,622 mi
Jenkintown, PA
Fair Deal
$11,309
- Year:
- 2018
- 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:
- Automatic
- Mileage:
- 116,950
- Stock #:
- P19292
- VIN:
- 3GKALMEX6JL129023
2018 GMC Terrain
SLE
116,950 mi
Saint Louis, MO
Good Deal
$13,223
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Graphite Gray Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 57,047
- Stock #:
- JL315594A
- VIN:
- 3GKALMEX4JL315594
2018 GMC Terrain
SLE
57,047 mi
Honolulu, HI
Good Deal
$16,798
- Year:
- 2018
- 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:
- Medium Ash Gray/Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 66,550
- Stock #:
- B8447
- VIN:
- 3GKALMEX6JL126901
2018 GMC Terrain
SLE
66,550 mi
Houma, LA
Fair Deal
$16,469
FAQs
How much does the GMC Terrain SLE cost?
The average GMC Terrain SLE costs about $14,100.23. The average price has decreased by -2.3% since last year. The 325 for sale on CarGurus range from $6,425 to $24,500 in price.
How many GMC Terrain SLE vehicles have no reported accidents or damage?
193 out of 325 for sale have no reported accidents or damage.
What is the fuel economy of the GMC Terrain SLE?
Depending on the engine and options, the GMC Terrain SLE 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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