Vehicle Details
2020 GMC Sierra 1500
SLT
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
$33,394 · within market range
- Regional range
- $33,391 – $36,599
- vs. market
- $3 above low · $3,205 below high
- Comparable vehicles
- 12
Similar vehicles recently sold in an estimated 14–56 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.
Glynn Smith Gmc
Opelika, AL
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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, 2026Listed 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:
- 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.
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)
2018 GMC Sierra 1500
Base
Birmingham, AL
2020 GMC Sierra 1500
SLE
Jasper, AL
2021 GMC Sierra 1500
AT4
Birmingham, AL
2021 GMC Sierra 1500
AT4
Vestavia Hills, AL
2019 GMC Sierra 1500
AT4
Albertville, AL
2019 GMC Sierra 1500
AT4
Sheffield, AL
2019 GMC Sierra 1500
AT4
Tuscumbia, AL
2021 GMC Sierra 1500
AT4
Cullman, AL