Vehicle Details
2020 GMC Sierra 1500
SLE
Plainfield, NJ 07063
Is this 2020 GMC Sierra 1500 SLE a good deal?
OAV verdict: Unscored
Why: Listed at $17,490, comparable market range $17,490–$17,490. Days on lot: 112 days (market average 48 days).
Market price position
$17,490 · only listing at this price
- Regional range
- $17,490 (0 listings)
- vs. market
- Exact match — no spread
- Comparable vehicles
- 0
Similar vehicles recently sold in an estimated 16–71 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.
Dealer Info
Plainfield, NJ
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About This 2020 GMC Sierra 1500
Listing updated: May 23, 2026Listed by an independent dealer in Plainfield, NJ · On lot for 112 days · VIN verifiable at NHTSA
This used 2020 GMC Sierra 1500 SLE is listed at $17,490 by an independent dealer in Plainfield, NJ 07063. It has 148,103 miles on the odometer. 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 Unscored due to insufficient comparable data. Based on available similar vehicles in the Plainfield market, the estimated market range is $17,490 to $17,490. The local market range in NJ is $26,365 to $26,365.
This vehicle has been on the lot for 112 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 Plainfield, NJ trucks 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 2020 GMC Sierra 1500 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 an independent dealer in Plainfield, NJ, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GTU9BED1LG180278 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 refreshed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.
2020 GMC Sierra 1500 Market in NJ
Comparable Vehicles
247
Average Price
$33,847
Price Range
$15,995–$63,576
Avg Days on Lot
48
Based on 247 comparable 2018-2022 GMC Sierra 1500 listings in NJ, the average asking price is $33,847. This listing at $17,490 is $16,357 below average (48% below market). Comparable prices in NJ range from $15,995 to $63,576. Similar vehicles spend an average of 48 days on dealer lots in this market.
Similar GMC Sierra 1500 Listings in NJ
8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: SLE — compare trims below)
2018 GMC Sierra 1500
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2018 GMC Sierra 1500
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2018 GMC Sierra 1500
Base
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2019 GMC Sierra 1500
Elevation
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Denali
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2022 GMC Sierra 1500
AT4
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2022 GMC Sierra 1500
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