2021 GMC Sierra 1500 SLT

Listed by a franchise dealer in Indianola, IA · On lot for 50 days · VIN verifiable at NHTSA

This used 2021 GMC Sierra 1500 SLT is listed at $34,152 by southtown chrysler dodge jeep ram in Indianola, IA 50125. It has 91,711 miles on the odometer (dealer-reported, not independently verified by OAV). The exterior color is Brown. 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 a Great Deal — priced below market value. Based on 14 comparable listings matched to this vehicle, the estimated market range is $34,699 to $44,134. 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 50 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 Indianola, 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 2021 GMC Sierra 1500 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 Indianola, IA, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GTU9DED5MG205129 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.

2021 GMC Sierra 1500 Market in IA

Based on all 196 2019-2023 GMC Sierra 1500 listings in the IA market, the average asking price is $37,501. This listing at $34,152 is $3,349 below the broader IA average (9% below the IA average). This is a wider, all-trim comparison across IA; OAV's price verdict above uses the closer comparable set. Comparable prices in IA range from $19,900 to $63,499. Similar vehicles spend an average of 70 days on dealer lots in this market.

Similar GMC Sierra 1500 Listings in IA

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