Used 2020 GMC Terrain for Sale near California
Shop with transparent pricing.
Only show listings that include dealer fees- 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:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 32,791
- Stock #:
- ML320764
- VIN:
- 3GKALPEV0ML320764
Sponsored by AutoNation Ford Tustin
2021 GMC Terrain
SLT FWD
32,791 mi
$20,565
- 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
- Transmission:
- 6-Speed Automatic
- Mileage:
- 81,757
- Stock #:
- DT37868
- VIN:
- 3GKALWEU8KL137868
Sponsored Listing
2019 GMC Terrain
SLT Diesel AWD
81,757 mi
$17,062
- 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:
- Silver
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 47,893
- Stock #:
- P80317
- VIN:
- 3GKALPEVXML396525
Sponsored Listing
2021 GMC Terrain
SLT FWD
47,893 mi
$19,423
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Emerald Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Medium Ash Gray/Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 65,998
- Stock #:
- C826876A
- VIN:
- 3GKALMEV7LL207794
2020 GMC Terrain
SLE FWD
65,998 mi
$14,894
- Year:
- 2020
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 78,646
- Stock #:
- X18061
- VIN:
- 3GKALPEX9LL160187
2020 GMC Terrain
SLT FWD
78,646 mi
$16,423
- 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:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 66,415
- Stock #:
- 26450A
- VIN:
- 3GKALTEVXLL147164
2020 GMC Terrain
SLE AWD
66,415 mi
$18,357
- Year:
- 2020
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 28,024
- Stock #:
- 70121189
- VIN:
- 3GKALSEX5LL307611
2020 GMC Terrain
Denali FWD
28,024 mi
$27,797
- Year:
- 2019
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 252 hp 2L I4
- Exterior color:
- Red
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- 9-Speed Automatic Overdrive
- Mileage:
- 69,572
- Stock #:
- 1527
- VIN:
- 3GKALXEX8KL278035
2019 GMC Terrain
Denali AWD
69,572 mi
$20,277
- 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
- Transmission:
- 6-Speed Automatic
- Mileage:
- 81,757
- Stock #:
- DT37868
- VIN:
- 3GKALWEU8KL137868
2019 GMC Terrain
SLT Diesel AWD
81,757 mi
$17,062
- 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:
- 60,556
- Stock #:
- TC269054A
- VIN:
- 3GKALPEV8KL348308
-$800
2019 GMC Terrain
SLT
60,556 mi
$15,999
$15,199
- 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:
- 72,346
- Stock #:
- TC225588A
- VIN:
- 3GKALMEV1KL258237
2019 GMC Terrain
SLE
72,346 mi
$12,799
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- White Frost Tricoat
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 125,923
- Stock #:
- 23185
- VIN:
- 3GKALPEV5LL250905
2020 GMC Terrain
SLT FWD
125,923 mi
$12,123
- 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:
- White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 76,859
- Stock #:
- P80073
- VIN:
- 3GKALPEV5ML342713
2021 GMC Terrain
SLT FWD
76,859 mi
$16,935
CarGurus Analysis:
2020 GMC Terrain
With 2,357 currently listed for sale and an average price of $18,001.00, 31.6% 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.
68.3% 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:
- 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:
- 81,922
- Stock #:
- M3478
- VIN:
- 3GKALPEX5LL136422
2020 GMC Terrain
SLT FWD
81,922 mi
$15,394
- 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:
- Silver
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 47,893
- Stock #:
- P80317
- VIN:
- 3GKALPEVXML396525
2021 GMC Terrain
SLT FWD
47,893 mi
$19,423
- Year:
- 2019
- 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:
- Brown (Beige)
- Transmission:
- 9-Speed Automatic
- Mileage:
- 70,069
- Stock #:
- 334382
- VIN:
- 3GKALPEV5KL334382
2019 GMC Terrain
SLT
70,069 mi
$17,060
- 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:
- Automatic
- Mileage:
- 85,966
- Stock #:
- 256029
- VIN:
- 3GKALMEV4LL256029
2020 GMC Terrain
SLE FWD
85,966 mi
$15,126
- Year:
- 2019
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- White
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic Overdrive
- Mileage:
- 103,919
- Stock #:
- 112502
- VIN:
- 3GKALMEVXKL112502
2019 GMC Terrain
SLE
103,919 mi
$14,349
- 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 Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 65,606
- Stock #:
- PLL120138
- VIN:
- 3GKALPEX5LL120138
2020 GMC Terrain
SLT FWD
65,606 mi
$17,629
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 51,785
- Stock #:
- LL298184P
- VIN:
- 3GKALMEV6LL298184
2020 GMC Terrain
SLE FWD
51,785 mi
$18,995
- 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:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 32,791
- Stock #:
- ML320764
- VIN:
- 3GKALPEV0ML320764
2021 GMC Terrain
SLT FWD
32,791 mi
$20,565
- 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:
- Summit White
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 67,473
- Stock #:
- 25692
- VIN:
- 3GKALVEV7ML327392
2021 GMC Terrain
SLT AWD
67,473 mi
$18,065
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 51,785
- Stock #:
- LL298184P
- VIN:
- 3GKALMEV6LL298184
Sponsored Listing
2020 GMC Terrain
SLE FWD
51,785 mi
$18,995
CarGurus Analysis: 2020 GMC Terrain
Summary
With 2,357 currently listed for sale and an average price of $18,001.00, 31.6% 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.
68.3% of 2020 Terrain models on CarGurus are accident free.
Why it stands out
The 2020 GMC Terrain is a strong contender in the compact SUV segment, offering a blend of comfort, safety, and spaciousness that appeals to many buyers. Owners appreciate its luxurious feel, especially in the Denali trim, and the intuitive entertainment system that enhances the driving experience. While the Terrain is designed to tackle off-road adventures with its AT4 variant, it also caters to those seeking a more upscale ride with the Denali model. However, some users have noted that the ride quality may not match larger SUVs like the Traverse, and there are concerns regarding rear passenger comfort. Despite these limitations, the Terrain's overall reliability and safety ratings make it a compelling choice for families and individuals alike.
Other model years to consider
- Average price: $24,781.00
- Good/great deal percentage: 32.8%
- User rating: 5 / 5
- Total listings: 5,575
- Average price: $24,937.00
- Good/great deal percentage: 33.2%
- User rating: 5 / 5
- Total listings: 4,858
- Average price: $22,663.00
- Good/great deal percentage: 31.9%
- User rating: 4.83 / 5
- Total listings: 3,469
This analysis is based on CarGurus' proprietary market data from July 31, 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 |
|---|---|
| Denali FWD | $38,300 |
| Denali AWD | $39,900 |
| SLE AWD | $30,000 |
| SLT FWD | $31,200 |
| SLT AWD | $32,800 |
| SLE FWD | $28,400 |
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 in California?
How many 2020 GMC Terrain vehicles in California have no reported accidents or damage?
What is the fuel economy of the 2020 GMC Terrain?
What fuel types are available?
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