2025 GMC Sierra 2500HD AT4

Listed by a franchise dealer in Libertyville, IL · On lot for 44 days · VIN verifiable at NHTSA

This used 2025 GMC Sierra 2500HD AT4 is listed at $68,780 by napleton auto group in Libertyville, IL 60048. It has 4,130 miles on the odometer (dealer-reported, not independently verified by OAV). The exterior color is Red. 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 Fair Price — priced at market value. Based on 52 comparable listings matched to this vehicle, the estimated market range is $68,161 to $75,219. These comparisons match year, make, and model and may currently span trims and configurations (trim-level matching is rolling out).

This vehicle has been on the lot for 44 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 Libertyville, 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.

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How this deal is rated

OAV compares this 2025 GMC Sierra 2500HD against similar vehicles currently available in the local and regional market — same make, model, and year range (currently across available trims and configurations; trim-level matching is rolling out), filtered for comparable mileage. 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 a franchise dealer in Libertyville, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GT4UPE79SF311902 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.

2025 GMC Sierra 2500HD Market in IL

Based on all 1,160 2023-2027 GMC Sierra 2500HD listings in the IL market, the average asking price is $78,606. This listing at $68,780 is $9,826 below the broader IL average (13% below the IL average). This is a wider, all-trim comparison across IL; OAV's price verdict above uses the closer comparable set. Comparable prices in IL range from $30,200 to $110,438. Similar vehicles spend an average of 72 days on dealer lots in this market.

Similar GMC Sierra 2500HD Listings in IL

8 similar listings shown (closest matches within ±2 model years) and ±30,000 miles (subject trim: AT4 — compare trims below)