Vehicle Details
2020 GMC Sierra 1500
AT4
Sunnyside, WA 98944
Is this 2020 GMC Sierra 1500 AT4 a good deal?
OAV verdict: Unscored
Why: Listed at $32,573, comparable market range $32,455–$32,455, based on 4 comparable listings. Days on lot: 79 days (market average 70 days).
Market price position
$32,573 · $118 above the market benchmark
- Regional range
- $32,455 (4 listings)
- vs. market high
- + $118 (0% above)
- Comparable vehicles
- 4
Similar vehicles recently sold in an estimated 17–60 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.
Speck Chrysler Jeep Dodge Ram
Sunnyside, WA
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Request availability and out-the-door price
OAV will route your inquiry to Speck Chrysler Jeep Dodge Ram for current availability of this 2020 GMC Sierra 1500 AT4 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 2020 GMC Sierra 1500
Listing updated: Jul 6, 2026Listed by a franchise dealer in Sunnyside, WA · On lot for 79 days · VIN verifiable at NHTSA
This used 2020 GMC Sierra 1500 AT4 is listed at $32,573 by speck chrysler jeep dodge ram in Sunnyside, WA 98944. It has 120,313 miles on the odometer. The exterior color is Gray. 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 4 similar vehicles in the Sunnyside market, the estimated market range is $32,455 to $32,455. The local market range in WA is $32,455 to $32,455.
This vehicle has been on the lot for 79 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 Sunnyside, WA 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 a franchise dealer in Sunnyside, WA, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GTP9EED8LZ227787 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 WA
Comparable Vehicles
651
Average Price
$36,996
Price Range
$13,000–$63,039
Avg Days on Lot
70
Based on 651 comparable 2018-2022 GMC Sierra 1500 listings in WA, the average asking price is $36,996. This listing at $32,573 is $4,423 below average (12% below market). Comparable prices in WA range from $13,000 to $63,039. Similar vehicles spend an average of 70 days on dealer lots in this market.
Similar GMC Sierra 1500 Listings in WA
8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: AT4 — compare trims below)
2021 GMC Sierra 1500
AT4
Burien, WA
2019 GMC Sierra 1500
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Airway Heights, WA
2019 GMC Sierra 1500
AT4
Omak, WA
2021 GMC Sierra 1500
AT4
Pasco, WA
2021 GMC Sierra 1500
AT4
Walla Walla, WA
2020 GMC Sierra 1500
AT4
Liberty Lake, WA
2021 GMC Sierra 1500
AT4
Lynnwood, WA
2021 GMC Sierra 1500
AT4
Ellensburg, WA