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

VIN1GT4UME75TF321584
TrimSLE
Exterior ColorWhite
Drivetrain4WD
Engine6.6L V8
TransmissionAutomatic
Fuel TypeE85 / Unleaded
Inventory Typenew
MSRP$67,290
Days on Lot10

2026 GMC Sierra 2500HD

SLE

Unscored
$66,668Mileage not verified

Marion, IL 62959

Is this 2026 GMC Sierra 2500HD SLE a good deal?

OAV verdict: Unscored

Why: Listed at $66,668, comparable market range $66,423–$73,407, based on 4 comparable listings. Days on lot: 10 days (market average 65 days).

Market price position

66,423
73,407
66,668

$66,668 · within market range

$66,423comparable$73,407
Regional range
$66,423 – $73,407
vs. market
$245 above low · $6,739 below high
Comparable vehicles
4
Demand-Verified· Backed by recent sales data
High Demand

Similar vehicles recently sold in an estimated 736 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$69,053 – $70,053
Regional Range$66,423 – $73,407

Marion Chevrolet Buick Gmc Cadillac

Marion, IL

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

View all vehicles from marion chevrolet buick gmc cadillac

Request availability and out-the-door price

OAV will route your inquiry to Marion Chevrolet Buick Gmc Cadillac for current availability of this 2026 GMC Sierra 2500HD SLE 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 2500HD

Listing updated: Jun 24, 2026

Listed by a franchise dealer in Marion, IL · On lot for 10 days · VIN verifiable at NHTSA

This new 2026 GMC Sierra 2500HD SLE is listed at $66,668 by marion chevrolet buick gmc cadillac in Marion, IL 62959. The exterior color is White. 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 4 similar vehicles in the Marion market, the estimated market range is $66,423 to $73,407. The local market range in IL is $69,053 to $70,053.

This vehicle has been on the lot for 10 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 Marion, 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 2500HD 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 Marion, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GT4UME75TF321584 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.

2026 GMC Sierra 2500HD Market in IL

Comparable Vehicles

2,119

Average Price

$79,471

Price Range

$38,971–$108,801

Avg Days on Lot

65

Based on 2,119 comparable 2024-2028 GMC Sierra 2500HD listings in IL, the average asking price is $79,471. This listing at $66,668 is $12,803 below average (16% below market). Comparable prices in IL range from $38,971 to $108,801. Similar vehicles spend an average of 65 days on dealer lots in this market.

Similar GMC Sierra 2500HD Listings in IL

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