U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology
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Vehicle Details

VIN1GT42YEY7JF140103
TrimDenali
Exterior ColorBlack
Drivetrain4WD
Engine6.6L V8
TransmissionAutomatic
Fuel TypeDiesel
Inventory Typeused
Days on Lot55

2018 GMC Sierra 3500 Denali HD

Denali

Unscored
$56,37679,882 mi

Highland, IL 62249

Is this 2018 GMC Sierra 3500 Denali HD Denali a good deal?

OAV verdict: Unscored

Why: Listed at $56,376, comparable market range $56,376–$56,376. Days on lot: 55 days (market average 53 days).

Market price position

56,376
56,376
56,376

$56,376 · only listing at this price

$56,376 — single data point
Regional range
$56,376 (0 listings)
vs. market
Exact match — no spread
Comparable vehicles
0
Demand-Verified· Backed by recent sales data
High Demand

Similar vehicles recently sold in an estimated 434 days.

What does Demand-Verified mean?

Steve Schmitt Ford

Highland, IL

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

View all vehicles from steve schmitt ford

Request availability and out-the-door price

OAV will route your inquiry to Steve Schmitt Ford for current availability of this 2018 GMC Sierra 3500 Denali HD Denali 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 Sierra 3500 Denali HD

Listing updated: Jun 27, 2026

Listed by a franchise dealer in Highland, IL · On lot for 55 days · VIN verifiable at NHTSA

This used 2018 GMC Sierra 3500 Denali HD Denali is listed at $56,376 by steve schmitt ford in Highland, IL 62249. It has 79,882 miles on the odometer. The exterior color is Black. It features a 4WD drivetrain with a 6.6L 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 available similar vehicles in the Highland market, the estimated market range is $56,376 to $56,376.

This vehicle has been on the lot for 55 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 Highland, 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 2018 GMC Sierra 3500 Denali HD 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:

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 Highland, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GT42YEY7JF140103 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.

2018 GMC Sierra 3500 Denali HD Market in IL

Comparable Vehicles

52

Average Price

$47,729

Price Range

$25,250–$83,432

Avg Days on Lot

53

Based on 52 comparable 2016-2020 GMC Sierra 3500 Denali HD listings in IL, the average asking price is $47,729. This listing at $56,376 is $8,647 above average (18% above market). Comparable prices in IL range from $25,250 to $83,432. Similar vehicles spend an average of 53 days on dealer lots in this market.

Similar GMC Sierra 3500 Denali HD Listings in IL

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