Is the $15,400 price on this 2020 GMC Terrain a good deal?

OAV rates this as Fair Price because the asking price of $15,400 is within the typical market range for this vehicle.

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

Comparable GMC Terrain listings in ME spend an average of 87 days on dealer lots.

Where is this 2020 GMC Terrain located?

This vehicle is listed in Portland, ME 04103. VIN: 3GKALVEV9LL126267. Mileage: 113,467 miles.

2020 GMC Terrain SLT for Sale in Portland, ME

No Photo Available

Vehicle Details

VIN3GKALVEV9LL126267

TrimSLT

Exterior ColorSilver

Drivetrain4WD

Engine1.5L I4

TransmissionAutomatic

Fuel TypeUnleaded

Inventory Typeused

Days on Lot162

SLT

Unscored

$15,400113,467 mi

Portland, ME 04103

Is this 2020 GMC Terrain SLT a good deal?

OAV verdict: Unscored

Why: Listed at $15,400, comparable market range $13,898–$22,495, based on 5 comparable listings. Days on lot: 162 days (market average 87 days).

Market price position

$15,400 · within market range

Regional range: $13,898 – $22,495
vs. market: $1,502 above low · $7,095 below high
Comparable vehicles: 5

Market Retail Price (MRP™)

$18,197

This vehicle $15,400 · $2,797 (15%) 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™)

$15,961

This vehicle $15,400 · $561 (4%) below TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-30) — an estimate, not an appraisal. How TRV works.

Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 14–56 days.

Verify before inquiring

This listing has been on market about 2.9x longer than typical for similar vehicles (cohort sells in 14–56 days; this one is at 162). Long days-on-lot on a fast-turn cohort can signal title concerns, mechanical issues, or pricing the dealer won't actually honor. Recommend a vehicle history report before spending more time.

Market Breakdown

Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges are rebuilt from the market snapshot shown above.

Regional Range$13,898 – $22,495

Riverside Auto Sales & Service

Portland, ME

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

View all vehicles from riverside auto sales & service →

Request availability and out-the-door price

OAV will route your inquiry to Riverside Auto Sales & Service 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 29, 2026

Listed by an independent dealer in Portland, ME · On lot for 162 days · VIN verifiable at NHTSA

This used 2020 GMC Terrain SLT is listed at $15,400 by riverside auto sales & service in Portland, ME 04103. It has 113,467 miles on the odometer (dealer-reported, not independently verified by OAV). The exterior color is Silver. 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 5 comparable listings matched to this vehicle for its price verdict, the estimated market range is $13,898 to $22,495.

This vehicle has been on the lot for 162 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 Portland, ME 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 an independent dealer in Portland, ME, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GKALVEV9LL126267 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 processed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2020 GMC Terrain Market in ME

ME Market Listings

Average Price

$20,956

Price Range

$9,950–$31,980

Avg Days on Lot

Based on all 36 2018-2022 GMC Terrain listings in the ME market, the average asking price is $20,956. This listing at $15,400 is $5,556 below average (27% below market). Comparable prices in ME range from $9,950 to $31,980. Similar vehicles spend an average of 87 days on dealer lots in this market.