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2021 GMC Sierra 1500

Vehicle Details

VIN3GTU9DED1MG440031
TrimSLT
Exterior ColorBlack
Drivetrain4WD
Engine5.3L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
MSRP$41,943
Days on Lot119
Days on Market218

2021 GMC Sierra 1500

SLT

Overpriced
$41,94371,620 miles

Greenville, AL 36037

Market price position

28,455
41,900
41,943

$41,943 · $43 above market high

$28,455comparable$41,900
Regional range
$28,455 – $41,900
vs. market high
+ $43 (0% above)
Comparable vehicles
4

Market Breakdown

Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges refresh daily.

Regional Range$28,455 – $41,900

Dealer Info

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Greenville, AL

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About This 2021 GMC Sierra 1500

Listing updated: Apr 26, 2026

Listed by a franchise dealer in Greenville, AL · On lot for 119 days · VIN verifiable at NHTSA

This used 2021 GMC Sierra 1500 SLT is listed at $41,943 by a franchise dealer in Greenville, AL 36037. It has 71,620 miles on the odometer. The exterior color is Black. 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 Overpriced — priced above market value. Based on 4 similar vehicles in the Greenville market, the estimated market range is $28,455 to $41,900.

This vehicle has been on the lot for 119 days.

Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477).

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:

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 Greenville, AL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network. The VIN 3GTU9DED1MG440031 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 AL

Comparable Vehicles

894

Average Price

$39,915

Price Range

$14,000–$66,920

Avg Days on Lot

67

Based on 894 comparable 2019-2023 GMC Sierra 1500 listings in AL, the average asking price is $39,915. This listing at $41,943 is $2,028 above average (5% above market). Comparable prices in AL range from $14,000 to $66,920. Similar vehicles spend an average of 67 days on dealer lots in this market.

Similar GMC Sierra 1500 Listings in AL

8 comparable vehicles with similar year and mileage