Is the $13,900 price on this 2018 GMC Terrain a good deal?

OAV rates this as a Great Deal because the asking price of $13,900 is below the typical market range for this vehicle.

What is the average price for a 2018 GMC Terrain in IL?

Based on 236 comparable listings in IL, the average asking price for a 2016-2020 GMC Terrain is $14,697, with prices ranging from $6,072 to $26,995.

How long does a 2018 GMC Terrain typically stay on dealer lots?

Comparable GMC Terrain listings in IL spend an average of 78 days on dealer lots.

Where is this 2018 GMC Terrain located?

This vehicle is listed in Silvis, IL 61282. VIN: 3GKALPEX6JL144736. Mileage: 102,289 miles.

No Photo Available

Vehicle Details

VIN3GKALPEX6JL144736

TrimSLT

Exterior ColorSilver

DrivetrainFWD

Engine2.0L I4

TransmissionAutomatic

Fuel TypeUnleaded

Inventory Typeused

Days on Lot29

2018 GMC Terrain

SLT

Unscored

$13,900102,289 mi

Silvis, IL 61282

Is this 2018 GMC Terrain SLT a good deal?

OAV verdict: Unscored

Why: Listed at $13,900, comparable market range $14,991–$17,027, based on 5 comparable listings. Days on lot: 29 days (market average 78 days).

Market price position

$13,900 · $1,091 below market low

$14,991comparable$17,027

Regional range: $14,991 – $17,027
vs. market low: — $1,091 (7% below)
Comparable vehicles: 5

Market Retail Price (MRP™)

$16,009

This vehicle $13,900 · $2,109 (13%) 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™)

$14,506

This vehicle $13,900 · $606 (4%) below TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-27) — an estimate, not an appraisal. How TRV works.

Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 13–64 days.

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.

Local Range$14,991 – $14,991

Regional Range$14,991 – $17,027

Weber Auto Group

Silvis, IL

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

View all vehicles from weber auto group →

Request availability and out-the-door price

OAV will route your inquiry to Weber Auto Group for current availability of this 2018 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 2018 GMC Terrain

Listing updated: Jul 27, 2026

Listed by an independent dealer in Silvis, IL · On lot for 29 days · VIN verifiable at NHTSA

This used 2018 GMC Terrain SLT is listed at $13,900 by weber auto group in Silvis, IL 61282. It has 102,289 miles on the odometer. The exterior color is Silver. It features a FWD drivetrain with a 2.0L 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 similar vehicles in the Silvis market, the estimated market range is $14,991 to $17,027. The local market range in IL is $14,991 to $14,991.

This vehicle has been on the lot for 29 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 Silvis, IL 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 2018 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 Silvis, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GKALPEX6JL144736 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.

2018 GMC Terrain Market in IL

Comparable Vehicles

236

Average Price

$14,697

Price Range

$6,072–$26,995

Avg Days on Lot

Based on 236 comparable 2016-2020 GMC Terrain listings in IL, the average asking price is $14,697. This listing at $13,900 is $797 below average (5% below market). Comparable prices in IL range from $6,072 to $26,995. Similar vehicles spend an average of 78 days on dealer lots in this market.