U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology
OAV
2020 Buick Encore GX

Vehicle Details

VINKL4MMFSL5LB100839
TrimEssence
Exterior ColorWhite
DrivetrainFWD
TransmissionCVT
Fuel TypeUnleaded
Inventory Typeused
Days on Lot51
Days on Market488

2020 Buick Encore GX

Essence

Unscored
$15,05094,160 miles

Des Plaines, IL 60018

Market price position

11,999
20,556
15,050

$15,050 · within market range

$11,999comparable$20,556
Regional range
$11,999 – $20,556
vs. market
$3,051 above low · $5,506 below high
Comparable vehicles
9
Demand-Verified· Backed by recent sales data
Faster-than-average sell-through

Similar vehicles recently sold in an estimated 1250 days.

What does Demand-Verified mean?

Market Breakdown

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

Local Range$11,999 – $18,798
Regional Range$11,999 – $20,556

Dealer Info

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Des Plaines, IL

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About This 2020 Buick Encore GX

Listing updated: May 12, 2026

Listed by a franchise dealer in Des Plaines, IL · On lot for 51 days · VIN verifiable at NHTSA

This used 2020 Buick Encore GX Essence is listed at $15,050 by a franchise dealer in Des Plaines, IL 60018. It has 94,160 miles on the odometer. The exterior color is White. It features a FWD drivetrain and CVT transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. Based on 9 similar vehicles in the Des Plaines market, the estimated market range is $11,999 to $20,556. The local market range in IL is $11,999 to $18,798.

This vehicle has been on the lot for 51 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 Des Plaines, 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 2020 Buick Encore GX 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:

This rating refreshes daily as inventory enters and leaves the market. The dealer on this listing has not yet activated on OAV, so the business name and contact details are anonymized here. Activated (paying) dealers appear with their verified business name and a Verified badge.

How this listing is verified

This vehicle listing was aggregated from a franchise dealer in Des Plaines, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN KL4MMFSL5LB100839 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 Buick Encore GX Market in IL

Comparable Vehicles

221

Average Price

$18,318

Price Range

$10,995–$24,900

Avg Days on Lot

54

Based on 221 comparable 2018-2022 Buick Encore GX listings in IL, the average asking price is $18,318. This listing at $15,050 is $3,268 below average (18% below market). Comparable prices in IL range from $10,995 to $24,900. Similar vehicles spend an average of 54 days on dealer lots in this market.

Similar Buick Encore GX Listings in IL

8 comparable vehicles with similar year and mileage