Vehicle Details
2021 GMC Sierra 1500
SLT
Broussard, LA 70518
Is this 2021 GMC Sierra 1500 SLT a good deal?
OAV verdict: Unscored
Why: Listed at $35,990, comparable market range $35,990–$39,990, based on 4 comparable listings. Days on lot: 27 days (market average 53 days).
Market price position
$35,990 · within market range
- Regional range
- $35,990 – $39,990
- vs. market
- $0 above low · $4,000 below high
- Comparable vehicles
- 4
Similar vehicles recently sold in an estimated 18–72 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
Broussard, LA
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About This 2021 GMC Sierra 1500
Listing updated: May 19, 2026Listed by a franchise dealer in Broussard, LA · On lot for 27 days · VIN verifiable at NHTSA
This used 2021 GMC Sierra 1500 SLT is listed at $35,990 by a franchise dealer in Broussard, LA 70518. It has 94,909 miles on the odometer. The exterior color is White. 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 Broussard market, the estimated market range is $35,990 to $39,990. The local market range in LA is $35,990 to $39,990.
This vehicle has been on the lot for 27 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 Broussard, 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 2021 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 Broussard, LA, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GTU9DEDXMG144120 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.
2021 GMC Sierra 1500 Market in LA
Comparable Vehicles
732
Average Price
$37,920
Price Range
$16,990–$64,598
Avg Days on Lot
53
Based on 732 comparable 2019-2023 GMC Sierra 1500 listings in LA, the average asking price is $37,920. This listing at $35,990 is $1,930 below average (5% below market). Comparable prices in LA range from $16,990 to $64,598. Similar vehicles spend an average of 53 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)
2020 GMC Sierra 1500
SLT
Broussard, LA
2020 GMC Sierra 1500
SLT
Opelousas, LA
2019 GMC Sierra 1500
SLT
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2021 GMC Sierra 1500
SLT
Covington, LA
2020 GMC Sierra 1500
SLT
Minden, LA
2021 GMC Sierra 1500
SLT
Gonzales, LA
2020 GMC Sierra 1500
SLE
Baton Rouge, LA
2020 GMC Sierra 1500
Elevation
Many, LA