U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology · Patent Pending for Additional Innovations
OAV
2023 GMC Sierra 2500HD

Vehicle Details

VIN1GT49PEY6PF257136
TrimAT4
Exterior ColorBlack
Drivetrain4WD
Engine6.6L V8
TransmissionAutomatic
Fuel TypeDiesel
Inventory Typeused
MSRP$62,850
Days on Lot38
Days on Market68

2023 GMC Sierra 2500HD

AT4

Fair Price
$59,19940,616 miles

Somersworth, NH 03878

Market price position

45,875
60,472
59,199

$59,199 · within market range

$45,875comparable$60,472
Regional range
$45,875 – $60,472
vs. market
$13,324 above low · $1,273 below high
Comparable vehicles
5

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$45,875 – $60,472

Dealer Info

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Somersworth, NH

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About This 2023 GMC Sierra 2500HD

Listing updated: Apr 24, 2026

Listed by a franchise dealer in Somersworth, NH · On lot for 38 days · VIN verifiable at NHTSA

This used 2023 GMC Sierra 2500HD AT4 is listed at $59,199 by a franchise dealer in Somersworth, NH 03878. It has 40,616 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 Fair Price — priced at market value. Based on 5 similar vehicles in the Somersworth market, the estimated market range is $45,875 to $60,472.

This vehicle has been on the lot for 38 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 2023 GMC Sierra 2500HD 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 Somersworth, NH, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network. The VIN 1GT49PEY6PF257136 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.

2023 GMC Sierra 2500HD Market in NH

Comparable Vehicles

170

Average Price

$65,417

Price Range

$36,944–$89,474

Avg Days on Lot

52

Based on 170 comparable 2021-2025 GMC Sierra 2500HD listings in NH, the average asking price is $65,417. This listing at $59,199 is $6,218 below average (10% below market). Comparable prices in NH range from $36,944 to $89,474. Similar vehicles spend an average of 52 days on dealer lots in this market.

Similar GMC Sierra 2500HD Listings in NH

8 comparable vehicles with similar year and mileage