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

VIN1GTUUGED8TZ195890
TrimDenali
Exterior ColorBlack
Drivetrain4WD
Engine5.3L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot70

2026 GMC Sierra 1500

Denali

Unscored
$59,5001,281 mi

Naperville, IL 60540

Is this 2026 GMC Sierra 1500 Denali a good deal?

OAV verdict: Unscored

Why: Listed at $59,500, comparable market range $59,500–$65,813, based on 4 comparable listings. Days on lot: 70 days (market average 69 days).

Market price position

$59,500 · within market range

$59,500comparable$65,813
Regional range
$59,500 – $65,813
vs. market
$0 above low · $6,313 below high
Comparable vehicles
4

Market Retail Price (MRP™)

$62,657

This vehicle $59,500 · $3,157 (5%) 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™)

$68,258

This vehicle $59,500 · $8,758 (13%) below TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-19) — an estimate, not an appraisal. How TRV works.

Demand-Verified· Backed by recent sales data
Faster-than-average sell-through

Similar vehicles recently sold in an estimated 1055 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 update continuously.

Local Range$59,500 – $65,813
Regional Range$59,350 – $70,906

Woody Buick-Gmc, Inc.

Naperville, IL

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

View all vehicles from woody buick-gmc, inc.

Request availability and out-the-door price

OAV will route your inquiry to Woody Buick-Gmc, Inc. for current availability of this 2026 GMC Sierra 1500 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 2026 GMC Sierra 1500

Listing updated: Jul 19, 2026

Listed by a franchise dealer in Naperville, IL · On lot for 70 days · VIN verifiable at NHTSA

This used 2026 GMC Sierra 1500 Denali is listed at $59,500 by woody buick-gmc, inc. in Naperville, IL 60540. It has 1,281 miles on the odometer. The exterior color is Black. It features a 4WD drivetrain with a 5.3L 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 Naperville market, the estimated market range is $59,500 to $65,813. The local market range in IL is $59,500 to $65,813.

This vehicle has been on the lot for 70 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 Naperville, 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 2026 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:

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 Naperville, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GTUUGED8TZ195890 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 updated continuously; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2026 GMC Sierra 1500 Market in IL

Comparable Vehicles

4,998

Average Price

$60,821

Price Range

$32,922–$110,588

Avg Days on Lot

69

Based on 4,998 comparable 2024-2028 GMC Sierra 1500 listings in IL, the average asking price is $60,821. This listing at $59,500 is $1,321 below average (2% below market). Comparable prices in IL range from $32,922 to $110,588. Similar vehicles spend an average of 69 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: Denali — compare trims below)