2018 GMC Sierra 1500 Denali

Listed by an independent dealer in Fort Madison, IA · On lot for 75 days · VIN verifiable at NHTSA

This used 2018 GMC Sierra 1500 Denali Denali is listed at $27,987 by an independent dealer in Fort Madison, IA 52627. It has 122,589 miles on the odometer. The exterior color is Silver. 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 6 similar vehicles in the Fort Madison market, the estimated market range is $32,976 to $32,976. The local market range in IA is $32,976 to $32,976.

This vehicle has been on the lot for 75 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 Fort Madison, IA 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 2018 GMC Sierra 1500 Denali 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:

• 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 Fort Madison, IA, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GTU2PEJ0JG471861 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 1500 Denali Market in IA

Based on 115 comparable 2016-2020 GMC Sierra 1500 Denali listings in IA, the average asking price is $34,859. This listing at $27,987 is $6,872 below average (20% below market). Comparable prices in IA range from $13,995 to $45,157. Similar vehicles spend an average of 61 days on dealer lots in this market.

Similar GMC Sierra 1500 Denali Listings in IA

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