U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology
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Vehicle Details

VIN1GTP9EEL4LZ223081
TrimAT4
Drivetrain4WD
Engine6.2L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot67

2020 GMC Sierra 1500

AT4

Fair Price
$35,995143,530 mi

San Antonio, TX 78211

Is this 2020 GMC Sierra 1500 AT4 a good deal?

OAV verdict: Fair Price

Why: Listed at $35,995, comparable market range $33,991–$46,216, based on 14 comparable listings. Days on lot: 67 days (market average 48 days).

Market price position

33,991
46,216
35,995

$35,995 · within market range

$33,991comparable$46,216
Regional range
$33,991 – $46,216
vs. market
$2,004 above low · $10,221 below high
Comparable vehicles
14
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1665 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.

Local Range$43,500 – $43,500
Regional Range$33,991 – $46,216

Dealer Info

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San Antonio, TX

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About This 2020 GMC Sierra 1500

Listing updated: May 27, 2026

Listed by an independent dealer in San Antonio, TX · On lot for 67 days · VIN verifiable at NHTSA

This used 2020 GMC Sierra 1500 AT4 is listed at $35,995 by an independent dealer in San Antonio, TX 78211. It has 143,530 miles on the odometer. It features a 4WD drivetrain with a 6.2L V8 engine and Automatic transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Fair Price — priced at market value. Based on 14 similar vehicles in the San Antonio market, the estimated market range is $33,991 to $46,216. The local market range in TX is $43,500 to $43,500.

This vehicle has been on the lot for 67 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 San Antonio, TX 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:

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 San Antonio, TX, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GTP9EEL4LZ223081 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 TX

Comparable Vehicles

3,299

Average Price

$35,295

Price Range

$8,998–$90,000

Avg Days on Lot

48

Based on 3,299 comparable 2018-2022 GMC Sierra 1500 listings in TX, the average asking price is $35,295. This listing at $35,995 is $700 above average (2% above market). Comparable prices in TX range from $8,998 to $90,000. Similar vehicles spend an average of 48 days on dealer lots in this market.

Similar GMC Sierra 1500 Listings in TX

8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: AT4 — compare trims below)