Used 2020 GMC Terrain for SaleNationwide
2,359 vehicles found
- Year:
- 2019
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Transmission:
- 9-Speed Automatic
- Mileage:
- 62,250
- Stock #:
- 18067HVX
- VIN:
- 3GKALPEX8KL400067
2019 GMC Terrain
SLT
62,250 mi
$19,106
- Year:
- 2019
- 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:
- 88,855
- Stock #:
- N3840A
- VIN:
- 3GKALMEVXKL136959
2019 GMC Terrain
SLE
88,855 mi
$14,669
- 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:
- 88,146
- Stock #:
- P2780A
- VIN:
- 3GKALVEV1LL212110
2020 GMC Terrain
SLT AWD
88,146 mi
$16,788
- 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:
- Automatic
- Mileage:
- 77,349
- Stock #:
- 10434B
- VIN:
- 3GKALMEV5LL119665
2020 GMC Terrain
SLE FWD
77,349 mi
$13,999
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Blue Emerald Metallic
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 92,178
- Stock #:
- P8394
- VIN:
- 3GKALTEV8LL288797
2020 GMC Terrain
SLE AWD
92,178 mi
$15,929
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 142,939
- Stock #:
- 12
- VIN:
- 3GKALMEV2ML387395
2021 GMC Terrain
SLE FWD
142,939 mi
$11,694
- 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:
- 101,912
- Stock #:
- N13589P
- VIN:
- 3GKALMEV5LL213528
2020 GMC Terrain
SLE FWD
101,912 mi
$16,174
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Gray
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 118,934
- Stock #:
- 311709
- VIN:
- 3GKALVEV7ML311709
2021 GMC Terrain
SLT AWD
118,934 mi
$13,694
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Blue Emerald Metallic
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Medium Ash Gray/Jet Black Leather
- Transmission:
- Automatic
- Mileage:
- 50,389
- Stock #:
- 8953ZA
- VIN:
- 3GKALVEV5ML385095
2021 GMC Terrain
SLT AWD
50,389 mi
$22,877
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Graphite Gray Metallic
- Combined gas mileage:
- 23 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 64,057
- Stock #:
- A260019A
- VIN:
- 3GKALXEX0LL216033
2020 GMC Terrain
Denali AWD
64,057 mi
$23,017
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Black
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 98,499
- Stock #:
- 10270
- VIN:
- 3GKALVEV7ML366189
2021 GMC Terrain
SLT AWD
98,499 mi
$16,749
- 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:
- 84,267
- Stock #:
- 173301T
- VIN:
- 3GKALVEX7LL173301
-$1,000
2020 GMC Terrain
SLT AWD
84,267 mi
$18,990
$17,990
- Year:
- 2019
- 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:
- 74,538
- Stock #:
- 26A9A
- VIN:
- 3GKALVEV3KL271173
2019 GMC Terrain
SLT AWD
74,538 mi
$18,299
CarGurus Analysis:
2020 GMC Terrain
With 2,313 currently listed for sale and an average price of $18,182.00, 33.7% of 2020 GMC Terrains for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2020 GMC Terrain 4.5 / 5 stars.
69.2% of 2020 Terrain models on CarGurus are accident free.
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Silver
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- 9-Speed Automatic Overdrive
- Mileage:
- 140,495
- Stock #:
- 108397
- VIN:
- 3GKALMEV6LL108397
2020 GMC Terrain
SLE FWD
140,495 mi
$11,995
- Year:
- 2019
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 137 hp 1.6L I4 Diesel
- Exterior color:
- Black (Ebony Twilight Metallic)
- Combined gas mileage:
- 33 MPG
- Fuel type:
- Diesel
- Interior color:
- Medium Ash Gray/Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 73,877
- Stock #:
- L248348T
- VIN:
- 3GKALWEU0KL248348
2019 GMC Terrain
SLT Diesel AWD
73,877 mi
$15,215
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Red Quartz Tintcoat
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black, Perforated Leather-Appointed Seat Trim
- Transmission:
- Automatic
- Mileage:
- 47,505
- Stock #:
- U763
- VIN:
- 3GKALPEV1LL204228
2020 GMC Terrain
SLT FWD
47,505 mi
$17,722
- Year:
- 2020
- 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:
- 49,997
- Stock #:
- VL1009B
- VIN:
- 3GKALSEX1LL323403
2020 GMC Terrain
Denali FWD
49,997 mi
$22,169
- Year:
- 2019
- 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:
- 79,889
- Stock #:
- PC0734A2
- VIN:
- 3GKALPEX1KL226357
2019 GMC Terrain
SLT
79,889 mi
$18,233
- Year:
- 2019
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Summit White Gaz
- Combined gas mileage:
- 23 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black H2u
- Transmission:
- 9-Speed Automatic
- Mileage:
- 76,249
- Stock #:
- P3717A
- VIN:
- 3GKALXEX9KL104331
2019 GMC Terrain
Denali AWD
76,249 mi
$20,278
- Year:
- 2021
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 170 hp 1.5L I4
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Medium Ash Gray/Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 50,581
- Stock #:
- H20879B
- VIN:
- 3GKALPEV2ML364524
-$1,403
2021 GMC Terrain
SLT FWD
50,581 mi
$22,125
$20,722
- Year:
- 2019
- 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:
- 48,987
- Stock #:
- 253219
- VIN:
- 3GKALPEX3KL253219
-$786
2019 GMC Terrain
SLT
48,987 mi
$21,084
$20,298
- Year:
- 2019
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior color:
- Blue Steel Metallic
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 66,538
- Stock #:
- PB10138B
- VIN:
- 3GKALVEV7KL303123
2019 GMC Terrain
SLT AWD
66,538 mi
$15,943
- Year:
- 2019
- 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:
- 32,817
- Stock #:
- A314276
- VIN:
- 3GKALMEV7KL314276
2019 GMC Terrain
SLE
32,817 mi
$19,150
CarGurus Analysis: 2020 GMC Terrain
Summary
With 2,313 currently listed for sale and an average price of $18,182.00, 33.7% of 2020 GMC Terrains for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2020 GMC Terrain 4.5 / 5 stars.
69.2% of 2020 Terrain models on CarGurus are accident free.
Why it stands out
The 2020 GMC Terrain offers a blend of comfort, safety, and practicality, making it a strong contender in the compact SUV market. It's praised for its spacious interior and user-friendly infotainment system, particularly in the luxurious Denali trim. The Terrain also benefits from a robust safety rating, appealing to families and safety-conscious buyers. Owners appreciate its economical performance compared to other SUVs, even as some have pointed out that the ride quality may lag behind larger models, like the Traverse. Overall, the Terrain's balance of features makes it a well-rounded choice for those in the market for a compact SUV.
Other model years to consider
- Average price: $24,923.00
- Good/great deal percentage: 35.0%
- User rating: 5 / 5
- Total listings: 5,658
- Average price: $25,057.00
- Good/great deal percentage: 35.3%
- User rating: 5 / 5
- Total listings: 4,970
- Average price: $22,917.00
- Good/great deal percentage: 33.7%
- User rating: 4.83 / 5
- Total listings: 3,503
This analysis is based on CarGurus' proprietary market data from June 29, 2026, CarGurus experts' opinions, and generative AI.
4.5 Overall rating
Filter by rating
Anonymous
Reviewed a 2020 GMC Terrain on Sep 22, 2020
It’s extremely comfortable, and I love the safety features! Spacious, sharp, and drives great!
Anonymous
Reviewed a 2020 GMC Terrain on Feb 6, 2023
This Denali has everything, full loaded and I love it. The entertainment system is great and is very intuitive. Feels like a luxury car inside and the ride is smooth an comfortable. Perfect crossover for someone who really likes the perks.
T. D. R
Reviewed a 2020 GMC Terrain on Oct 27, 2021
This SUV is a great vehicle. I love the appearance and safety features. The vehicle is also affordable.
D'Srae K
Reviewed a 2020 GMC Terrain on Jan 30, 2022
The vehicle is very spacious and it drives real smooth. It is a great vehicle for on the road traveling and everyday round abouts. I would recommend this SUV to anyone.
2020 GMC Terrain Trims
| Trim type | MSRP |
|---|---|
| SL FWD | $25,000 |
| Denali FWD | $38,300 |
| Denali AWD | $39,900 |
| SLE AWD | $30,000 |
| SLT FWD | $31,200 |
| SLE FWD | $28,400 |
| SLT AWD | $32,800 |
2020 GMC Terrain Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2020 GMC Terrain prices has changed over time.
See more price trendsFAQs
How much does the 2020 GMC Terrain cost?
How many 2020 GMC Terrain vehicles have no reported accidents or damage?
What is the fuel economy of the 2020 GMC Terrain?
What fuel types are available?
Relevant articles
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.
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.
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.
