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

VIN1GTP8DEDXLZ258679
TrimSLT
Exterior ColorSilver
DrivetrainRWD
Engine5.3L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot2

2020 GMC Sierra 1500

SLT

Fair Price
$33,39479,624 mi

Opelika, AL 36801

Is this 2020 GMC Sierra 1500 SLT a good deal?

OAV verdict: Fair Price

Why: Listed at $33,394, comparable market range $33,391–$36,599, based on 12 comparable listings. Days on lot: 2 days (market average 74 days).

Market price position

33,391
36,599
33,394

$33,394 · within market range

$33,391comparable$36,599
Regional range
$33,391 – $36,599
vs. market
$3 above low · $3,205 below high
Comparable vehicles
12
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1456 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.

Regional Range$33,391 – $36,599

Glynn Smith Gmc

Opelika, AL

OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.

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Request availability and out-the-door price

OAV will route your inquiry to Glynn Smith Gmc for current availability of this 2020 GMC Sierra 1500 SLT 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: Jun 21, 2026

Listed by a used car dealer in Opelika, AL · On lot for 2 days · VIN verifiable at NHTSA

This used 2020 GMC Sierra 1500 SLT is listed at $33,394 by glynn smith gmc in Opelika, AL 36801. It has 79,624 miles on the odometer. The exterior color is Silver. It features a RWD drivetrain with a 5.3L 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 12 similar vehicles in the Opelika market, the estimated market range is $33,391 to $36,599.

This vehicle has been on the lot for 2 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 Opelika, AL 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 a licensed dealer in Opelika, AL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GTP8DEDXLZ258679 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 AL

Comparable Vehicles

693

Average Price

$35,696

Price Range

$8,500–$60,939

Avg Days on Lot

74

Based on 693 comparable 2018-2022 GMC Sierra 1500 listings in AL, the average asking price is $35,696. This listing at $33,394 is $2,302 below average (6% below market). Comparable prices in AL range from $8,500 to $60,939. Similar vehicles spend an average of 74 days on dealer lots in this market.

Similar GMC Sierra 1500 Listings in AL

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