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

VIN3GTU9DELXLG272301
TrimSLT
Exterior ColorWhite
Drivetrain4WD
Engine6.2L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot44

2020 GMC Sierra 1500

SLT

Fair Price
$34,99992,549 mi

Mandan, ND 58554

Is this 2020 GMC Sierra 1500 SLT a good deal?

OAV verdict: Fair Price

Why: Listed at $34,999, comparable market range $26,000–$35,999, based on 10 comparable listings. Days on lot: 44 days (market average 73 days).

Market price position

26,000
35,999
34,999

$34,999 · within market range

$26,000comparable$35,999
Regional range
$26,000 – $35,999
vs. market
$8,999 above low · $1,000 below high
Comparable vehicles
10
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1669 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.

Local Range$26,000 – $35,999
Regional Range$26,000 – $35,999

Schwan Cadillac

Mandan, ND

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

View all vehicles from schwan cadillac

About This 2020 GMC Sierra 1500

Listing updated: May 31, 2026

Listed by a franchise dealer in Mandan, ND · On lot for 44 days · VIN verifiable at NHTSA

This used 2020 GMC Sierra 1500 SLT is listed at $34,999 by schwan cadillac in Mandan, ND 58554. It has 92,549 miles on the odometer. The exterior color is White. It features a 4WD drivetrain with a 6.2L 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 10 similar vehicles in the Mandan market, the estimated market range is $26,000 to $35,999. The local market range in ND is $26,000 to $35,999.

This vehicle has been on the lot for 44 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 Mandan, ND 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 franchise dealer in Mandan, ND, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GTU9DELXLG272301 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 ND

Comparable Vehicles

264

Average Price

$34,149

Price Range

$15,495–$57,995

Avg Days on Lot

73

Based on 264 comparable 2018-2022 GMC Sierra 1500 listings in ND, the average asking price is $34,149. This listing at $34,999 is $850 above average (2% above market). Comparable prices in ND range from $15,495 to $57,995. Similar vehicles spend an average of 73 days on dealer lots in this market.

Similar GMC Sierra 1500 Listings in ND

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