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

VIN1GT49VEY3MF235708
TrimAT4
Exterior ColorBlack
Drivetrain4WD
Engine6.6L V8
TransmissionAutomatic
Fuel TypeDiesel
Inventory Typeused
Days on Lot1

2021 GMC Sierra 3500HD

AT4

Unscored
$32,835180,343 mi

Marshall, MN 56258

Is this 2021 GMC Sierra 3500HD AT4 a good deal?

OAV verdict: Unscored

Why: Listed at $32,835, comparable market range $32,835–$32,835. Days on lot: 1 days (market average 41 days).

Market price position

32,835
32,835
32,835

$32,835 · only listing at this price

$32,835 — single data point
Regional range
$32,835 (0 listings)
vs. market
Exact match — no spread
Comparable vehicles
0
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1458 days.

Lockwood Motors Cdjr

Marshall, MN

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 Lockwood Motors Cdjr for current availability of this 2021 GMC Sierra 3500HD AT4 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 2021 GMC Sierra 3500HD

Listing updated: Jun 28, 2026

Listed by a franchise dealer in Marshall, MN · On lot for 1 days · VIN verifiable at NHTSA

This used 2021 GMC Sierra 3500HD AT4 is listed at $32,835 by lockwood motors cdjr in Marshall, MN 56258. It has 180,343 miles on the odometer. The exterior color is Black. It features a 4WD drivetrain with a 6.6L 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 available similar vehicles in the Marshall market, the estimated market range is $32,835 to $32,835.

This vehicle has been on the lot for 1 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 Marshall, MN 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 3500HD 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 Marshall, MN, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GT49VEY3MF235708 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 3500HD Market in MN

Comparable Vehicles

59

Average Price

$49,423

Price Range

$32,835–$65,127

Avg Days on Lot

41

Based on 59 comparable 2019-2023 GMC Sierra 3500HD listings in MN, the average asking price is $49,423. This listing at $32,835 is $16,588 below average (34% below market). Comparable prices in MN range from $32,835 to $65,127. Similar vehicles spend an average of 41 days on dealer lots in this market.

Similar GMC Sierra 3500HD Listings in MN

3 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: AT4 — compare trims below)