Is the $13,979 price on this 2020 GMC Terrain a good deal?

OAV rates this as a Great Deal because the asking price of $13,979 is below the typical market range for this vehicle.

What is the average price for a 2020 GMC Terrain in TX?

Based on 1,141 comparable listings in TX, the average asking price for a 2018-2022 GMC Terrain is $19,073, with prices ranging from $7,000 to $42,585.

How long does a 2020 GMC Terrain typically stay on dealer lots?

Comparable GMC Terrain listings in TX spend an average of 64 days on dealer lots.

Where is this 2020 GMC Terrain located?

This vehicle is listed in Sherman, TX 75090. VIN: 3GKALVEV8LL236095. Mileage: 108,159 miles.

What is the fair market price range for this 2020 GMC Terrain?

OAV's Price-to-Market analysis estimates the fair market range is $18,949 to $19,248, based on 3 comparable vehicles.

No Photo Available

Vehicle Details

VIN3GKALVEV8LL236095

TrimSLT

Exterior ColorWhite

Drivetrain4WD

Engine1.5L I4

TransmissionAutomatic

Fuel TypeUnleaded

Inventory Typeused

Days on Lot5

2020 GMC Terrain

SLT

Unscored

$13,979108,159 mi

Sherman, TX 75090

Is this 2020 GMC Terrain SLT a good deal?

OAV verdict: Unscored

Why: Listed at $13,979, comparable market range $18,949–$19,248, based on 3 comparable listings. Days on lot: 5 days (market average 64 days).

Market price position

$13,979 · $4,970 below market low

$18,949 – $19,248 comparable

Regional range: $18,949 – $19,248
vs. market low: — $4,970 (26% below)
Comparable vehicles: 3

Market Retail Price (MRP™)

$19,099

This vehicle $13,979 · $5,120 (27%) below MRP

MRP™ is the midpoint of the comparable market range — the representative price the market is asking for similar vehicles. How MRP works.

True Retail Value (TRV™)

$16,223

This vehicle $13,979 · $2,244 (14%) below TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-15) — an estimate, not an appraisal. How TRV works.

Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 26–74 days.

Market Breakdown

Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges refresh daily.

Regional Range$18,949 – $19,248

Vanguard Gmc Of Sherman

Sherman, TX

OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.

View all vehicles from vanguard gmc of sherman →

Request availability and out-the-door price

OAV will route your inquiry to Vanguard Gmc Of Sherman for current availability of this 2020 GMC Terrain SLT and an out-the-door price quote (taxes, fees, addons included).

OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.

About This 2020 GMC Terrain

Listing updated: Jul 15, 2026

Listed by a franchise dealer in Sherman, TX · On lot for 5 days · VIN verifiable at NHTSA

This used 2020 GMC Terrain SLT is listed at $13,979 by vanguard gmc of sherman in Sherman, TX 75090. It has 108,159 miles on the odometer. The exterior color is White. It features a 4WD drivetrain with a 1.5L I4 engine and Automatic transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. Based on 3 similar vehicles in the Sherman market, the estimated market range is $18,949 to $19,248.

This vehicle has been on the lot for 5 days.

Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477).

Market context

This listing is part of OAV's broader Sherman, TX suvs market analysis. OAV compares vehicles using local and regional price-to-market ranges, days-on-lot, comparable count, and demand signals where available.

How this deal is rated

OAV compares this 2020 GMC Terrain against similar vehicles currently available in the local and regional market — same make, model, and year range, filtered for comparable mileage. Based on where this listing falls in that comparable set, it is rated:

Great Deal — priced below the typical range for comparable vehicles.
Fair Price — priced within the expected range for comparable vehicles.
Overpriced — priced above the typical range for comparable vehicles.

Listings show OAV's PTM-derived deal quality and live market context. OAV-claimed dealers manage their listing profile and route buyer inquiries directly. Paid OAV partners surface additional verification signals.

How this listing is verified

This vehicle listing was aggregated from a franchise dealer in Sherman, TX, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GKALVEV8LL236095 can be independently verified via the U.S. Department of Transportation's NHTSA VIN decoder, and safety recalls at NHTSA's recall database.

Vehicle attributes (year, make, model, trim, mileage, location) are standardized using OAV's patented methodology (U.S. Patent No. 12,236,477), which normalizes naming conventions and deduplicates cross-listed inventory across the dealership network. Listing data is refreshed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2020 GMC Terrain Market in TX

Comparable Vehicles

1,141

Average Price

$19,073

Price Range

$7,000–$42,585

Avg Days on Lot

Based on 1,141 comparable 2018-2022 GMC Terrain listings in TX, the average asking price is $19,073. This listing at $13,979 is $5,094 below average (27% below market). Comparable prices in TX range from $7,000 to $42,585. Similar vehicles spend an average of 64 days on dealer lots in this market.