2021 GMC Sierra 2500HD Base
View this vehicle at martin's auto sales →Vehicle Details
Base
New Holland, PA 17557
Is this 2021 GMC Sierra 2500HD Base a good deal?
OAV verdict: Unscored
Why: Listed at $33,900. OAV publishes a price verdict only when it has enough closely comparable listings to stand behind one. This listing did not clear that bar, so OAV withholds a verdict rather than guessing. Listed 5 days.
Market price position
OAV publishes a price verdict only when it has enough closely comparable listings to stand behind one. This listing did not clear that bar, so OAV withholds a verdict rather than guessing.
Martin's Auto Sales
New Holland, PA
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OAV will route your inquiry to Martin's Auto Sales for current availability of this 2021 GMC Sierra 2500HD Base 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 2021 GMC Sierra 2500HD
Listing updated: Sep 17, 2026Listed by an independent dealer in New Holland, PA · On lot for 5 days · VIN verifiable at NHTSA
This used 2021 GMC Sierra 2500HD Base is listed at $33,900 by martin's auto sales in New Holland, PA 17557. It has 95,000 miles on the odometer (dealer-reported, not independently verified by OAV). The exterior color is White. It features a 4WD drivetrain with a 6.6L V8 engine and Automatic transmission.
OAV's independent, evidence-backed Price-to-Market analysis rates this vehicle as Unscored. OAV publishes a price verdict only when it has enough closely comparable listings to stand behind one. This listing did not clear that bar, so OAV withholds a verdict rather than guessing.
This vehicle has been on the lot for 5 days.
Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477). Verdict methodology ptm-verdict-v1 · snapshot Sep 17, 2026. The patented comparable band is the input; ptm-verdict-v1 is the versioned OAV rule set that turns it into this verdict.
Market context
This listing is part of OAV's broader New Holland, PA trucks market analysis. OAV compares vehicles by local and regional price-to-market ranges and comparable count; days-on-lot and demand signals are shown separately, not as verdict inputs.
How this deal is rated
OAV compares this 2021 GMC Sierra 2500HD against similar vehicles currently available for sale — same make, model, and year range, using trim where the data supports it. OAV does not adjust comparable prices for mileage; on used vehicles it withholds a verdict when mileage would distort the comparison — very high or unreliable mileage, or a lower price better explained by higher-than-typical mileage than by a genuine market discount — rather than overstate a deal. Based on where this listing falls in that comparable set, it is rated:
- Great Deal — priced below the comparable-range floor by a meaningful margin (OAV's minimum-gap rule); a listing below the floor by less than that margin is Fair Price.
- 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 can surface additional verification signals, but commercial participation never changes a listing's Price-to-Market verdict, eligibility, ranking, or confidence.
How this listing is verified
This vehicle listing was aggregated from an independent dealer in New Holland, PA, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GT49LE72MF239406 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.
2021 GMC Sierra 2500HD Market in PA
PA Market Listings
44
Average Price
—
Price Range
—
Avg Days on Lot
68
Based on all 44 2019-2023 GMC Sierra 2500HD listings in the PA 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 68 days on dealer lots in this market.
Similar GMC Sierra 2500HD Listings in PA
8 similar listings shown (closest matches within ±2 model years) and ±30,000 miles (subject trim: Base — compare trims below)
This is a broad, statewide same-model set (any trim, mileage, or title) — not the qualified comparable cohort behind the verdict above; lower prices here typically reflect a different trim, higher mileage, or a branded title.
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