
Vehicle Details
2021 GMC Terrain
SLE
Belle Vernon, PA 15012
Market price position
$17,900 · $286 below market low
- Regional range
- $18,186 – $20,210
- vs. market low
- — $286 (2% below)
- Comparable vehicles
- 9
Market Breakdown
Dealer Info
Belle Vernon, PA
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About This 2021 GMC Terrain
Listing updated: Apr 20, 2026This used 2021 GMC Terrain SLE is listed at $17,900 by a dealer in Belle Vernon, PA 15012. It has 65,345 miles on the odometer. The exterior color is Purple. It features a 4WD drivetrain with a 1.5L I4 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 9 similar vehicles in the Belle Vernon market, the estimated market range is $18,186 to $20,210.
This vehicle has been on the lot for 102 days.
Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477).
2021 GMC Terrain Market in PA
Comparable Vehicles
1,499
Average Price
$23,140
Median Price
$23,250
Avg Days on Lot
36
Based on 1,499 comparable 2019-2023 GMC Terrain listings in PA, the average asking price is $23,140 and the median is $23,250. This listing at $17,900 is $5,240 below average (23% below market). Comparable prices in PA range from $6,500 to $34,999. Similar vehicles spend an average of 36 days on dealer lots in this market.
Similar GMC Terrain Listings in PA
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2019 GMC Terrain
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Lancaster, PA

2021 GMC Terrain
Colmar, PA