1983 GMC Unknown
Vehicle Details
Cadillac, MI 49601
Is this 1983 GMC Unknown a good deal?
OAV verdict: Unscored
Why: Listed at $13,795. OAV has not found enough comparable listings for a reliable market range or verdict. Days on lot: 203 days (market average 143 days).
Market price position
Limited comparable data — OAV has not assigned a reliable market verdict to this listing yet.
Classic Car Deals
Cadillac, MI
OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.
Request availability and out-the-door price
OAV will route your inquiry to Classic Car Deals for current availability of this 1983 GMC Unknown 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 1983 GMC Unknown
Listing updated: Jul 31, 2026Listed by an independent dealer in Cadillac, MI · On lot for 203 days · VIN verifiable at NHTSA
This used 1983 GMC Unknown is listed at $13,795 by classic car deals in Cadillac, MI 49601. It has 30,000 miles on the odometer (dealer-reported, not independently verified by OAV)..
OAV's AI-powered 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 comparable set is too limited.
This vehicle has been on the lot for 203 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 Cadillac, MI 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 1983 GMC Unknown 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 an independent dealer in Cadillac, MI, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 2GTEC14C4D1525449 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.
1983 GMC Unknown Market in MI
MI Market Listings
3
Average Price
$19,565
Price Range
$13,795–$23,900
Avg Days on Lot
143
Based on all 3 1981-1985 GMC Unknown listings in the MI market, the average asking price is $19,565. Because OAV has not assigned a reliable price verdict to this listing, it does not state how it compares to this broader average. Comparable prices in MI range from $13,795 to $23,900. Similar vehicles spend an average of 143 days on dealer lots in this market.
Similar GMC Unknown Listings in MI
1 similar listing shown (closest matches within ±2 model years) and ±30,000 miles