Vehicle Details
2021 GMC Terrain
SLE
Tinley Park, IL 60477
Is this 2021 GMC Terrain SLE a good deal?
OAV verdict: Fair Price
Why: Listed at $19,750, comparable market range $10,995–$21,408, based on 28 comparable listings. Days on lot: 6 days (market average 62 days).
Market price position
$19,750 · within market range
- Regional range
- $10,995 – $21,408
- vs. market
- $8,755 above low · $1,658 below high
- Comparable vehicles
- 28
Market Retail Price (MRP™)
$16,202This vehicle $19,750 · $3,548 (22%) above MRP
MRP™ is the midpoint of the comparable market range — the representative price the market is asking for similar vehicles. How MRP works.
True Retail Value (TRV™)
$19,855This vehicle $19,750 · $105 (1%) below TRV
TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-21) — an estimate, not an appraisal. How TRV works.
Similar vehicles recently sold in an estimated 12–51 days.
Market Breakdown
Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges refresh daily.
International Autos Orland Park
Tinley Park, IL
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 International Autos Orland Park for current availability of this 2021 GMC Terrain SLE 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 Terrain
Listing updated: Jul 21, 2026Listed by a franchise dealer in Tinley Park, IL · On lot for 6 days · VIN verifiable at NHTSA
This used 2021 GMC Terrain SLE is listed at $19,750 by international autos orland park in Tinley Park, IL 60477. It has 46,649 miles on the odometer. The exterior color is Gray. It features a FWD drivetrain with a 1.5L I4 engine and Automatic transmission.
OAV's AI-powered Price-to-Market analysis rates this vehicle as Fair Price — priced at market value. Based on 28 similar vehicles in the Tinley Park market, the estimated market range is $10,995 to $21,408.
This vehicle has been on the lot for 6 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 Tinley Park, IL suvs 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 2021 GMC Terrain 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 a franchise dealer in Tinley Park, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GKALMEV5ML305059 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 updated daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.
2021 GMC Terrain Market in IL
Comparable Vehicles
842
Average Price
$21,734
Price Range
$8,999–$39,185
Avg Days on Lot
62
Based on 842 comparable 2019-2023 GMC Terrain listings in IL, the average asking price is $21,734. This listing at $19,750 is $1,984 below average (9% below market). Comparable prices in IL range from $8,999 to $39,185. Similar vehicles spend an average of 62 days on dealer lots in this market.
Similar GMC Terrain Listings in IL
8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: SLE — compare trims below)
2023 GMC Terrain
SLE
Glendale Heights, IL
2023 GMC Terrain
SLE
Downers Grove, IL
2023 GMC Terrain
SLE
North Riverside, IL
2023 GMC Terrain
SLE
Hillside, IL
2023 GMC Terrain
SLE
Clinton, IL
2023 GMC Terrain
SLE
Lincolnwood, IL
2023 GMC Terrain
SLE
Bourbonnais, IL
2023 GMC Terrain
SLE
Frankfort, IL