Used 2020 GMC Terrain for Sale nearLos Angeles, CA
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:
- Silver
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 47,893
- Stock #:
- P80317
- VIN:
- 3GKALPEVXML396525


Sponsored by STG Auto Group of Bellflower
2021 GMC Terrain
SLT FWD
47,893 mi
$17,907
- 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:
- Brandy/Jet Black
- Transmission:
- Automatic
- Mileage:
- 132,907
- Stock #:
- LL100333
- VIN:
- 3GKALVEV9LL100333

Sponsored Listing
2020 GMC Terrain
SLT AWD
132,907 mi
$11,080
- 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

Sponsored Listing
2021 GMC Terrain
SLT FWD
76,859 mi
$15,120
- 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:
- White
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 37,976
- Stock #:
- 70092612
- VIN:
- 3GKALTEV6ML303962

2021 GMC Terrain
SLE AWD
37,976 mi
$20,147
- 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:
- Medium Ash Gray/Jet Black
- Transmission:
- Automatic
- Mileage:
- 80,480
- Stock #:
- KL313886
- VIN:
- 3GKALMEV7KL313886

2019 GMC Terrain
SLE
80,480 mi
$13,472
- Year:
- 2020
- 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:
- 60,748
- Stock #:
- 27K41055A
- VIN:
- 3GKALMEV1LL184092

2020 GMC Terrain
SLE FWD
60,748 mi
$15,684
- Year:
- 2019
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Exterior color:
- Blue Emerald Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 71,821
- Stock #:
- 298173
- VIN:
- 3GKALMEV3KL298173

2019 GMC Terrain
SLE
71,821 mi
$14,264
- 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:
- Medium Ash Gray/Jet Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 101,017
- Stock #:
- C158096
- VIN:
- 3GKALMEV2KL158096

-$676
2019 GMC Terrain
SLE
101,017 mi
$12,949
$12,273
- 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:
- 9-Speed Automatic
- Mileage:
- 129,965
- VIN:
- 3GKALMEV6ML396116

-$500
2021 GMC Terrain
SLE FWD
129,965 mi
$11,995
$11,495
- Year:
- 2019
- 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:
- Automatic
- Mileage:
- 37,402
- Stock #:
- 207878
- VIN:
- 3GKALMEV8KL297455

2019 GMC Terrain
SLE
37,402 mi
$17,113
- 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
- Combined gas mileage:
- 23 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 86,056
- Stock #:
- 4952C
- VIN:
- 3GKALXEX0KL155135

2019 GMC Terrain
Denali AWD
86,056 mi
$18,190
- 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:
- Brandy/Jet Black
- Transmission:
- Automatic
- Mileage:
- 132,907
- Stock #:
- LL100333
- VIN:
- 3GKALVEV9LL100333

2020 GMC Terrain
SLT AWD
132,907 mi
$11,080
- 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:
- 85,982
- Stock #:
- R8011A
- VIN:
- 3GKALXEX6LL303242

2020 GMC Terrain
Denali AWD
85,982 mi
$19,696
CarGurus Analysis:
2020 GMC Terrain
With 71 currently listed for sale and an average price of $13,204, 22.5% of 2020 GMC Terrain listings on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2020 GMC Terrain 4.43 / 5 stars.
100.0% of 2020 GMC Terrain listings 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:
- Gray
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Mileage:
- 75,066
- Stock #:
- PL60259AA
- VIN:
- 3GKALMEV0LL178752

2020 GMC Terrain
SLE FWD
75,066 mi
$12,719
- 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 Frost Tricoat
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 41,829
- Stock #:
- 359983
- VIN:
- 3GKALPEV9ML359983

2021 GMC Terrain
SLT FWD
41,829 mi
$19,707
- 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
$15,120
- 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:
- Graphite Gray Metallic
- Combined gas mileage:
- 33 MPG
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 92,433
- Stock #:
- 12847
- VIN:
- 3GKALWEU3KL350257

2019 GMC Terrain
SLT Diesel AWD
92,433 mi
$16,550
- 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
$17,907
- 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
- Fuel type:
- Gasoline
- Interior color:
- Silver
- Transmission:
- 9-Speed Automatic Overdrive
- Mileage:
- 58,607
- Stock #:
- 373268
- VIN:
- 3GKALPEX2KL373268

2019 GMC Terrain
SLT
58,607 mi
$18,400
- 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:
- 115,400
- Stock #:
- 132309
- VIN:
- 3GKALPEV2LL132309

2020 GMC Terrain
SLT FWD
115,400 mi
$14,449
- Year:
- 2020
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 1.5L I4
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 72,975
- Stock #:
- L22664
- VIN:
- 3GKALPEV5LL135544

2020 GMC Terrain
SLT FWD
72,975 mi
$17,351
- Year:
- 2019
- 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:
- 132,000
- Stock #:
- 165464
- VIN:
- 3GKALMEV7KL165464

2019 GMC Terrain
SLE
132,000 mi
$11,749
- 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:
- Medium Ash Gray/Jet Black
- Transmission:
- Automatic
- Mileage:
- 80,480
- Stock #:
- KL313886
- VIN:
- 3GKALMEV7KL313886

Sponsored Listing
2019 GMC Terrain
SLE
80,480 mi
$13,472
CarGurus Analysis: 2020 GMC Terrain

Summary
With 71 currently listed for sale and an average price of $13,204, 22.5% of 2020 GMC Terrain listings on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2020 GMC Terrain 4.43 / 5 stars.
100.0% of 2020 GMC Terrain listings on CarGurus are accident free.
Why it stands out
The 2020 GMC Terrain stands out as a compact SUV that blends comfort, safety, and a more premium feel than many rivals. It was part of the second generation, and for 2020 the lineup was updated with standard safety technology including automatic emergency braking, forward collision alert, lane-centering, lane-departure warning, and front pedestrian braking. The Terrain also offered Apple CarPlay and Android Auto, and many models featured an eight-inch touchscreen, giving it a modern and easy-to-use cabin setup.
For buyers, the Terrain’s appeal is its roomy interior, comfortable ride, and strong value relative to some better-known competitors. The 2020 model came with a 1.5-liter turbocharged engine, and the Denali version paired the more powerful 252-horsepower engine with an upgraded suspension package. That said, the Terrain is not the best choice if cargo space is a top priority, and its highway acceleration with the 1.5-liter engine is not especially strong. Even so, for shoppers who want a well-equipped small SUV with a polished interior and a good list of standard safety features, the 2020 GMC Terrain makes a compelling case.
Other model years to consider
- 2023 GMC Terrain
- Average price: $22,273
- Good/great deal percentage: 48.1%
- User rating: 5 / 5
- Total listings: 154
- 2024 GMC Terrain
- Average price: $20,191
- Good/great deal percentage: 49.6%
- User rating: 5 / 5
- Total listings: 123
- 2022 GMC Terrain
- Average price: $20,335
- Good/great deal percentage: 43.6%
- User rating: 4.83 / 5
- Total listings: 94
Similar models to consider
- 2020 Chevrolet Equinox
- Average price: $14,186
- Good/great deal percentage: 20.3%
- User rating: 4.24 / 5
- Total listings: 202
- 2020 Honda CR-V
- Average price: $21,863
- Good/great deal percentage: 45.0%
- User rating: 4.6 / 5
- Total listings: 202
- 2020 Ford Escape
- Average price: $13,115
- Good/great deal percentage: 25.2%
- User rating: 4.42 / 5
- Total listings: 143
This analysis is based on CarGurus' proprietary market data from October 12, 2026, CarGurus experts' opinions, and generative AI.
*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.
4.5 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
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.
Compare 2020 GMC Terrain Trims in Los Angeles, CA
The 2020 GMC Terrain offers a range of trims from budget-friendly options to more luxurious models, catering to various needs and preferences.
- Starting at $13,112
- Best MPG/MPGe: 26 city / 30 hwy
- Most Popular: SLE FWD
Trim Overview
Prices updated weekly from CarGurus listings.
| SLE FWD (Most Popular) | SLE AWD | SLT FWD | SLT AWD | Denali AWD | |
|---|---|---|---|---|---|
| Starting MSRP | $28,400 | $30,000 | $31,200 | $32,800 | $39,900 |
| Avg. Market Price | $13,112 | $13,347 | $13,347 | $13,660 | $13,347 |
| Positioning | Best value | AWD for less | Standard | Sport + AWD | Trail-ready |
| Standout Features | Bluetooth, Backup Camera, Android Auto | Bluetooth, Backup Camera, Android Auto | Bluetooth, Heated Seats, Leather Seats | Bluetooth, Heated Seats, Leather Seats | Bluetooth, Blind Spot Monitoring, Backup Camera |
| Drivetrain | FWD | 4X4 | FWD | 4X4 | 4X4 |
| Listings Available | 63 | 30 | 25 | 60 | 37 |
Quick Compare Table
Listing prices sourced from CarGurus — updated weekly. OEM specs from manufacturer data.
| SLE FWD | SLE AWD | SLT FWD | SLT AWD | Denali AWD | |
|---|---|---|---|---|---|
| AI Summary | Best value with great features | Affordable AWD option | Standard luxury features | Sporty AWD performance | Premium features for off-road |
| Avg. Market Price | $13,112 | $13,347 | $13,347 | $13,660 | $13,347 |
| MSRP | $28,400 | $30,000 | $31,200 | $32,800 | $39,900 |
| Engine | 1.5L 170 hp I4 | 1.5L 170 hp I4 | 1.5L 170 hp I4 | 1.5L 170 hp I4 | 2.0L 252 hp I4 |
| Drivetrain | FWD | 4X4 | FWD | 4X4 | 4X4 |
| MPG/MPGe (City/Hwy) | 26/30 | 25/28 | 26/30 | 25/28 | 21/26 |
| Bluetooth | ✓ | ✓ | ✓ | ✓ | ✓ |
| Backup Camera | ✓ | ✓ | ✓ | ✓ | ✓ |
| Android Auto | ✓ | ✓ | ✓ | ✓ | ✓ |
| CarPlay | ✓ | ✓ | ✓ | ✓ | ✓ |
| Remote Start | ✓ | ✓ | ✓ | ✓ | ✓ |
| Parking Sensors | ✓ | ✓ | ✓ | ✓ | ✓ |
| Navigation System | ✓ | ✓ | ✓ | ✓ | ✓ |
| Heated Seats | ✓ | ✓ | ✓ | ✓ | ✓ |
| Blind Spot Monitoring | ✓ | ✓ | ✓ | ✓ | ✓ |
| Leather Seats | — | — | ✓ | ✓ | ✓ |
| Active Listings | 63 | 30 | 25 | 60 | 37 |
Missing data displayed as "—".
Trim Deep Dives
SLE FWD — "Who It's For"
The SLE FWD is the pick for shoppers who want a well-equipped SUV without breaking the bank. It's the most popular trim, offering great value.
- Avg. market price: $13,112 (updated weekly)
- MPG/MPGe: 26 city / 30 hwy
- Inventory: 63 listings
- View SLE FWD listings
SLE AWD — "Who It's For"
The SLE AWD is the choice for those seeking all-wheel drive without a hefty price tag. It balances features and capability well.
- Avg. market price: $13,347 (updated weekly)
- MPG/MPGe: 25 city / 28 hwy
- Inventory: 30 listings
- View SLE AWD listings
SLT FWD — "Who It's For"
The SLT FWD is ideal for buyers wanting a touch of luxury without the premium price. It offers enhanced features for a comfortable ride.
- Avg. market price: $13,347 (updated weekly)
- MPG/MPGe: 26 city / 30 hwy
- Inventory: 25 listings
- View SLT FWD listings
SLT AWD — "Who It's For"
The SLT AWD is perfect for those who want sporty performance combined with luxury features. It’s a versatile choice for various driving conditions.
- Avg. market price: $13,660 (updated weekly)
- MPG/MPGe: 25 city / 28 hwy
- Inventory: 60 listings
- View SLT AWD listings
Denali AWD — "Who It's For"
The Denali AWD is for shoppers seeking a premium SUV experience with advanced features and off-road capability. It stands out in the lineup.
- Avg. market price: $13,347 (updated weekly)
- MPG/MPGe: 21 city / 26 hwy
- Inventory: 37 listings
- View Denali AWD listings
Trim Recommendations
Most Popular — SLE FWD
With 63 active listings, the SLE FWD is the clear volume leader in the lineup.
Best Budget Option — SLE FWD
At $13,112 avg market price — below the lineup median of $13,347 — it's the most accessible entry point.
Best for Fuel Economy — SLE FWD
The SLE FWD offers the best fuel efficiency in the lineup with 26/30 MPG.
These recommendations are based on CarGurus' proprietary market data from October 8, 2026, CarGurus experts' opinions, and generative AI.
*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.
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 trends2020 GMC Terrain Pricing Analysis: Los Angeles, CA Market Report
Pricing in Nearby Cities
Market Area: Los Angeles, CA
Key Insights
- Highest-Price Market: Santa Barbara, CA leads with an average price of $18,295, indicating a premium market for the Terrain.
- Best Value: Lancaster, CA offers the lowest average price at $12,448, presenting a significant opportunity for budget-conscious shoppers.
- Inventory Drives Stability: Pomona, CA has the most listings at 66, suggesting a robust supply that may stabilize prices in the region.
City-Level Pricing
| City | Total Listings | Avg Price |
|---|---|---|
| Pomona, CA | 66 | $13,475 |
| Irvine, CA | 66 | $14,177 |
| Malibu, CA | 62 | $14,034 |
| Santa Clarita, CA | 59 | $13,739 |
| Lancaster, CA | 59 | $12,448 |
| Victorville, CA | 58 | $16,984 |
| Ventura, CA | 57 | $16,098 |
| San Bernardino, CA | 56 | $13,731 |
| Santa Barbara, CA | 56 | $18,295 |
| Temecula, CA | 55 | $15,352 |
Pricing by Trim Packages
Key Insights
- Volume Leader: The SLE FWD trim has the highest inventory with 62 listings, indicating strong demand for this configuration.
- Premium Spread: The Denali AWD trim, priced at $39,900, shows a significant premium over the SLT AWD at $32,800, highlighting the value of luxury features.
- Drivetrain Effect: All trims feature the 1.5L 170 hp I4 engine, but the Denali trims offer a more powerful 2.0L 252 hp I4, justifying their higher price points.
Trim-Level Details
| Trim | Listings | MSRP | Drivetrain | Engine |
|---|---|---|---|---|
| SLT AWD | 59 | $32,800 | 4X4 | 1.5L 170 hp I4 |
| SLE AWD | 36 | $30,000 | 4X4 | 1.5L 170 hp I4 |
| SLE FWD | 62 | $28,400 | FWD | 1.5L 170 hp I4 |
| Denali AWD | 36 | $39,900 | 4X4 | 2.0L 252 hp I4 |
| SLT FWD | 33 | $31,200 | FWD | 1.5L 170 hp I4 |
| Denali FWD | 1 | $38,300 | FWD | 2.0L 252 hp I4 |
Pricing Analysis by Model Year
Key Insights
- New-Car Premium: The 2026 model year is priced at an average of $31,309, reflecting a 3.7% premium over its starting MSRP, indicating strong demand for newer models.
- Depreciation Curve: The 2016 model year shows the steepest depreciation at -54.9%, suggesting significant value loss for older models.
- Best Value Sweet Spot: The 2025 model year offers the best value with an average price of $26,801, which is -10.7% below its starting MSRP, making it an attractive option for buyers.
Model Year Pricing
| Model Year | Starting MSRP | Avg Price | Avg Price vs Starting MSRP |
|---|---|---|---|
| 2026 | $30,200 | $31,309 | +3.7% |
| 2025 | $30,000 | $26,801 | -10.7% |
| 2024 | $28,700 | $20,462 | -28.7% |
| 2023 | $29,900 | $22,694 | -24.1% |
| 2022 | $28,150 | $20,786 | -26.2% |
| 2021 | $25,000 | $15,058 | -39.8% |
| 2020 | $25,000 | $13,475 | -46.1% |
| 2019 | $25,000 | $14,264 | -42.9% |
| 2018 | $24,995 | $14,059 | -43.8% |
| 2017 | $24,070 | $11,581 | -51.9% |
| 2016 | $23,975 | $10,803 | -54.9% |
These recommendations are based on CarGurus' proprietary market data from October 7, 2026, CarGurus experts' opinions, and generative AI.
*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.
How much does the 2020 GMC Terrain cost?
| Metric | Value |
|---|---|
| Current Average Price | $17,284 |
| Year-Round Low | $17,284 |
| Year-Round High | $19,323 |
| Average Price a Year Ago | $19,325 |
| Change vs. Last Year | −10.56% |
Prices have softened 10.56% compared to this time last year, making it a favorable time to shop this model year.
There are 2,143 listings available, which suggests you have a solid amount of inventory to compare.
Is the 2020 GMC Terrain a good car?
Generally — the 2020 GMC Terrain earns a 4.43/5 user rating, which points to strong owner satisfaction. Owners most often praise its comfort, safety features, spacious interior, and economical performance, and many also like the intuitive entertainment system and the more luxurious feel in Denali models. For you, that makes it a good fit if you want a compact SUV with a polished cabin, a comfortable ride, and a strong value proposition rather than maximum cargo space or the quickest highway passing power. With 33.7% of listings marked as good or great deals, there are still worthwhile opportunities in the market.
Is the 2020 GMC Terrain reliable?
Owners rate it 4.43/5, a solid signal of long-term satisfaction.
The owner feedback points to a vehicle that many drivers find dependable and trouble-free in everyday use, especially when it comes to comfort, safety, and economical performance. That kind of long-term approval matters if you want a used SUV you can count on for routine commuting and family duty. For used buyers, the main ownership risk is less about the model’s appeal and more about finding one with clean history and consistent maintenance.
What should I look for when buying a used 2020 GMC Terrain?
At 68.3% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
You should run a vehicle history report before you commit, since accident history can affect both condition and long-term value. Put inspection priority on bodywork, alignment, and signs of uneven wear, then make sure the cabin, electronics, and safety systems all work as expected. Because this model is often chosen for comfort and features, you’ll want to focus on overall condition rather than just mileage alone.
Is now a good time to buy a used 2020 GMC Terrain?
This looks like a moderate, selective buyer’s market, so you can shop carefully and still find value.
- Deal availability: 33.7% of listings are priced as good or great deals.
- Inventory: There are 2,143 listings available.
- Price trend: Prices have softened 10.56% compared with last year.
- Clean inventory: 68.3% of listings are accident-free.
If you find a listing below $17,284, that's toward the low end of the year-round range and worth acting on quickly.
What is the 2020 GMC Terrain's resale value?
The current average of $17,284 sits slightly below last year's $19,325.
That price movement suggests the Terrain has become more affordable for buyers, which can help you if you’re shopping now but may also mean resale values have softened in the near term. If you plan to sell later, the model’s value will likely depend on how well you preserve condition, keep service records, and avoid accident history. Vehicles with solid owner satisfaction ratings, like this model year's 4.43/5, tend to retain buyer demand, which supports resale value over time.
Should I buy a 2020 GMC Terrain or consider a different year?
If you're weighing the 2020 against nearby model years, here's how to think about it:
Choose the 2020 if:
- 33.7% of listings are priced as good or great deals.
- At 68.3% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
- Price trend: Prices have softened 10.56% compared with last year.
- Owners rate it 4.43/5 — a solid satisfaction signal.
The bottom line:
The 2020 Terrain is the better pick if you want a well-equipped compact SUV with strong owner satisfaction, a comfortable ride, and a market that currently offers decent deal availability. If you’re especially price-sensitive, a nearby model year may be worth comparing, but the 2020 stands out as a balanced choice when you want comfort and features without paying top-of-market pricing.
These recommendations are based on CarGurus' proprietary market data from October 13, 2026, CarGurus experts' opinions, and generative AI.
*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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