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

2008 GMC Sierra 2500HD SLE1

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Vehicle Details

VIN1GTHK23K88F227175
TrimSLE1
Drivetrain4WD
Engine6.0L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot55

SLE1

Unscored
$14,995138,385 mi

Delavan, WI 53115

Is this 2008 GMC Sierra 2500HD SLE1 a good deal?

OAV verdict: Unscored

Why: Listed at $14,995. OAV has not found enough comparable listings for a reliable market range or verdict. Days on lot: 55 days (market average 303 days).

Market price position

OAV has not assigned a reliable market verdict to this listing yet — the available comparable evidence isn't sufficient to score it.

Mint Julep Motors

Delavan, WI

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About This 2008 GMC Sierra 2500HD

Listing updated: Aug 17, 2026

Listed by an independent dealer in Delavan, WI · On lot for 55 days · VIN verifiable at NHTSA

This used 2008 GMC Sierra 2500HD SLE1 is listed at $14,995 by mint julep motors in Delavan, WI 53115. It has 138,385 miles on the odometer (dealer-reported, not independently verified by OAV). It features a 4WD drivetrain with a 6.0L V8 engine and Automatic transmission.

OAV's independent, evidence-backed Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. OAV has not assigned a reliable comparable market range for this vehicle yet — the available comparable evidence isn't sufficient for a reliable verdict.

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 Delavan, WI 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 2008 GMC Sierra 2500HD against similar vehicles currently available in the local and regional market — same make, model, and year range, using trim where trim data supports it. OAV does not adjust comparables for odometer; on very high-mileage vehicles it withholds a verdict rather than overstate a discount the odometer explains. Based on where this listing falls in that comparable set, it is rated:

  • Great Deal — priced below the typical range for comparable vehicles.
  • Fair Price — priced within the expected range for comparable vehicles.
  • Overpriced — priced above the typical range for comparable vehicles.

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 an independent dealer in Delavan, WI, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GTHK23K88F227175 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 processed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2008 GMC Sierra 2500HD Market in WI

WI Market Listings

8

Average Price

Price Range

Avg Days on Lot

303

Based on all 8 2006-2010 GMC Sierra 2500HD listings in the WI market. Because OAV has not assigned a reliable price verdict to this listing, it does not state how it compares to this broader average. Similar vehicles spend an average of 303 days on dealer lots in this market.

Similar GMC Sierra 2500HD Listings in WI

1 similar listing shown (closest matches within ±2 model years) and ±30,000 miles (subject trim: SLE1 — compare trims below)