U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology
OAV
2019 GMC Sierra 1500

Vehicle Details

VIN1GTU9DEL9KZ173547
TrimSLT
Exterior ColorGray
Drivetrain4WD
Engine6.2L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot23

2019 GMC Sierra 1500

SLT

Unscored
$29,750128,924 mi

Mattoon, IL 61938

Is this 2019 GMC Sierra 1500 SLT a good deal?

OAV verdict: Unscored

Why: Listed at $29,750, comparable market range $29,316–$29,316, based on 4 comparable listings. Days on lot: 23 days (market average 59 days).

Market price position

29,316
29,316
29,750

$29,750 · $434 above the market benchmark

$29,316 — single data point
Regional range
$29,316 (4 listings)
vs. market high
+ $434 (1% above)
Comparable vehicles
4
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1569 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$29,316 – $29,316

Dealer Info

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Mattoon, IL

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About This 2019 GMC Sierra 1500

Listing updated: May 18, 2026

Listed by a franchise dealer in Mattoon, IL · On lot for 23 days · VIN verifiable at NHTSA

This used 2019 GMC Sierra 1500 SLT is listed at $29,750 by a franchise dealer in Mattoon, IL 61938. It has 128,924 miles on the odometer. The exterior color is Gray. It features a 4WD drivetrain with a 6.2L V8 engine and Automatic transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. Based on 4 similar vehicles in the Mattoon market, the estimated market range is $29,316 to $29,316.

This vehicle has been on the lot for 23 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 Mattoon, IL trucks 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 2019 GMC Sierra 1500 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 Mattoon, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GTU9DEL9KZ173547 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.

2019 GMC Sierra 1500 Market in IL

Comparable Vehicles

718

Average Price

$32,144

Price Range

$13,377–$46,155

Avg Days on Lot

59

Based on 718 comparable 2017-2021 GMC Sierra 1500 listings in IL, the average asking price is $32,144. This listing at $29,750 is $2,394 below average (7% below market). Comparable prices in IL range from $13,377 to $46,155. Similar vehicles spend an average of 59 days on dealer lots in this market.

Similar GMC Sierra 1500 Listings in IL

8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: SLT — compare trims below)