Used 2018 GMC Terrain Denali for SaleNationwide
41 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:
- 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:
- 43,360
- Stock #:
- 27G2502A
- VIN:
- 3GKALSEX3JL193217
New arrival
2018 GMC Terrain
Denali
43,360 mi
Slidell, LA
Fair Deal
$19,988
- Year:
- 2018
- 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:
- 50,351
- Stock #:
- P42793
- VIN:
- 3GKALSEX4JL142793
2018 GMC Terrain
Denali
50,351 mi
Prescott, AZ
Fair Deal
$20,699
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Fuel type:
- Gasoline
- Transmission:
- 9-Speed Automatic Overdrive
- Mileage:
- 131,146
- Stock #:
- ESRJL172038
- VIN:
- 3GKALSEX8JL172038
2018 GMC Terrain
Denali
131,146 mi
Courtland, VA
Fair Deal
$14,489
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 95,639
- Stock #:
- MB9908A
- VIN:
- 3GKALSEX1JL171961
2018 GMC Terrain
Denali
95,639 mi
Dothan, AL
Great Deal
$15,662
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 134,296
- Stock #:
- T270089A
- VIN:
- 3GKALSEX1JL288648
2018 GMC Terrain
Denali
134,296 mi
Columbia, IL
Fair Deal
$14,589
- 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:
- Gray (Light Platinum/taupe)
- Transmission:
- Automatic
- Mileage:
- 68,312
- Stock #:
- GP8658
- VIN:
- 3GKALSEX6JL248386
2018 GMC Terrain
Denali
68,312 mi
Gladstone, OR
Fair Deal
$19,250
- 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:
- 9-Speed Automatic
- Mileage:
- 111,064
- Stock #:
- 14541
- VIN:
- 3GKALSEX0JL161521
Price drop
-$1,000
2018 GMC Terrain
Denali
111,064 mi
Newnan, GA
Good Deal
$15,398
$14,398
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (BEIGE)
- Transmission:
- Automatic
- Mileage:
- 125,709
- Stock #:
- 146609
- VIN:
- 3GKALSEX5JL146609
2018 GMC Terrain
Denali
125,709 mi
El Paso, TX
Good Deal
$14,175
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Blue Steel Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 137,661
- Stock #:
- JL189399
- VIN:
- 3GKALSEX4JL189399
2018 GMC Terrain
Denali
137,661 mi
Spring, TX
Fair Deal
$12,342
- 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:
- 97,375
- Stock #:
- MA12232A
- VIN:
- 3GKALSEX3JL386175
New arrival
2018 GMC Terrain
Denali
97,375 mi
Tucson, AZ
Fair Deal
$16,594
- 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
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 151,387
- Stock #:
- P5170
- VIN:
- 3GKALSEX6JL155755
New arrival
2018 GMC Terrain
Denali
151,387 mi
Walker, LA
Good Deal
$10,100
- 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
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Mileage:
- 100,506
- Stock #:
- VMTVN708
- VIN:
- 3GKALSEX9JL146323
2018 GMC Terrain
Denali
100,506 mi
El Paso, TX
Good Deal
$15,596
- 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:
- 166,700
- Stock #:
- NJL358075
- VIN:
- 3GKALSEX2JL358075
New arrival
2018 GMC Terrain
Denali
166,700 mi
Palmetto Bay, FL
Good Deal
$8,999
- 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:
- Gray (Light Platinum/Taupe)
- Transmission:
- 9-Speed Automatic
- Mileage:
- 47,516
- Stock #:
- 326760A
- VIN:
- 3GKALSEX0JL326760
2018 GMC Terrain
Denali
47,516 mi
Chattanooga, TN
Good Deal
$19,587
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Quartz
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 91,196
- Stock #:
- T70060A1
- VIN:
- 3GKALSEX3JL243405
2018 GMC Terrain
Denali
91,196 mi
Plainfield, IN
Fair Deal
$16,500
- 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:
- 9-Speed Automatic
- Mileage:
- 52,681
- Stock #:
- JL355399
- VIN:
- 3GKALSEX2JL355399
New arrival
2018 GMC Terrain
Denali
52,681 mi
Houston, TX
Good Deal
$18,995
- 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:
- 9-Speed Automatic
- Mileage:
- 136,784
- Stock #:
- 2D40351
- VIN:
- 3GKALSEX2JL287220
2018 GMC Terrain
Denali
136,784 mi
Decatur, IN
Fair Deal
$13,959
- 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:
- 9-Speed Automatic
- Mileage:
- 110,349
- Stock #:
- 55545
- VIN:
- 3GKALSEX9JL200249
Price drop
-$761
2018 GMC Terrain
Denali
110,349 mi
Cary, NC
Good Deal
$14,694
$13,933
- 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:
- Gray (Light Platinum)
- Transmission:
- 9-Speed Automatic
- Mileage:
- 113,569
- Stock #:
- PGJ4595
- VIN:
- 3GKALSEX6JL277824
New arrival
2018 GMC Terrain
Denali
113,569 mi
Springfield, MO
Fair Deal
$16,499
- Year:
- 2018
- 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
- Transmission:
- 9-Speed Automatic
- Mileage:
- 106,678
- Stock #:
- 39494A
- VIN:
- 3GKALSEX4JL145693
2018 GMC Terrain
Denali
106,678 mi
Highland, IL
Fair Deal
$16,376
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- 9-Speed Automatic
- Mileage:
- 120,649
- Stock #:
- A-791
- VIN:
- 3GKALSEX0JL364196
2018 GMC Terrain
Denali
120,649 mi
Lindon, UT
Good Deal
$12,594
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- Automatic
- Mileage:
- 74,509
- Stock #:
- 233162
- VIN:
- 3GKALSEX8JL233162
2018 GMC Terrain
Denali
74,509 mi
Triangle, VA
Fair Deal
$17,272
- Year:
- 2018
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- 9-Speed Automatic
- Mileage:
- 143,261
- VIN:
- 3GKALSEX7JL388432
2018 GMC Terrain
Denali
143,261 mi
San Antonio, TX
Good Deal
$11,748
- 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
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 136,524
- Stock #:
- J-2095
- VIN:
- 3GKALSEX3JL250967
Price drop
-$500
2018 GMC Terrain
Denali
136,524 mi
Longmont, CO
Good Deal
$11,999
$11,499
FAQs
How much does the GMC Terrain Denali cost?
The average GMC Terrain Denali costs about $13,566.65. The average price has decreased by -7.3% since last year. The 164 for sale on CarGurus range from $6,298 to $23,295 in price.
How many GMC Terrain Denali vehicles have no reported accidents or damage?
108 out of 164 for sale have no reported accidents or damage.
What is the fuel economy of the GMC Terrain Denali?
Depending on the engine and options, the GMC Terrain Denali gets between 20 and 26 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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