
Vehicle Details
2020 GMC Sierra 1500
SLT
Harvey, LA 70058
Is this 2020 GMC Sierra 1500 SLT a good deal?
OAV verdict: Fair Price
Why: Listed at $30,995, comparable market range $26,083–$35,990, based on 14 comparable listings. Days on lot: 263 days (market average 60 days).
Market price position
$30,995 · within market range
- Regional range
- $26,083 – $35,990
- vs. market
- $4,912 above low · $4,995 below high
- Comparable vehicles
- 14
Similar vehicles recently sold in an estimated 18–77 days.
- This listing has been on market about 3.4x longer than typical for similar vehicles (cohort sells in 18–77 days; this one is at 263). Long days-on-lot on a fast-turn cohort can signal title concerns, mechanical issues, or pricing the dealer won't actually honor. Recommend a vehicle history report before spending more time.
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
Harvey, LA
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About This 2020 GMC Sierra 1500
Listing updated: May 19, 2026Listed by a franchise dealer in Harvey, LA · On lot for 263 days · VIN verifiable at NHTSA
This used 2020 GMC Sierra 1500 SLT is listed at $30,995 by a franchise dealer in Harvey, LA 70058. It has 107,785 miles on the odometer. The exterior color is White. It features a 4WD drivetrain with a 3.0L I6 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 Harvey market, the estimated market range is $26,083 to $35,990. The local market range in LA is $32,800 to $32,800.
This vehicle has been on the lot for 263 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 Harvey, LA 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.
This rating refreshes daily as inventory enters and leaves the market. The dealer on this listing has not yet activated on OAV, so the business name and contact details are anonymized here. Activated (paying) dealers appear with their verified business name and a Verified badge.
How this listing is verified
This vehicle listing was aggregated from a franchise dealer in Harvey, LA, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GTU9DET2LG201920 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 LA
Comparable Vehicles
564
Average Price
$33,293
Price Range
$15,576–$59,995
Avg Days on Lot
60
Based on 564 comparable 2018-2022 GMC Sierra 1500 listings in LA, the average asking price is $33,293. This listing at $30,995 is $2,298 below average (7% below market). Comparable prices in LA range from $15,576 to $59,995. Similar vehicles spend an average of 60 days on dealer lots in this market.
Similar GMC Sierra 1500 Listings in LA
8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: SLT — compare trims below)

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2021 GMC Sierra 1500
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2018 GMC Sierra 1500
Base
Alexandria, LA

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