U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology
OAV
2026 GMC Sierra 2500HD

Vehicle Details

VIN1GT4UPE77TF295278
TrimAT4
Exterior ColorWhite
Drivetrain4WD
Engine6.6L V8
TransmissionAutomatic
Fuel TypeE85 / Unleaded
Inventory Typenew
MSRP$79,530
Days on Lot4

2026 GMC Sierra 2500HD

AT4

Unscored
$79,229Mileage not verified

Norman, OK 73069

Is this 2026 GMC Sierra 2500HD AT4 a good deal?

OAV verdict: Unscored

Why: Listed at $79,229, comparable market range $79,724–$81,259, based on 5 comparable listings. Days on lot: 4 days (market average 52 days).

Market price position

79,724
81,259
79,229

$79,229 · $495 below market low

$79,724comparable$81,259
Regional range
$79,724 – $81,259
vs. market low
— $495 (1% below)
Comparable vehicles
5
Demand-Verified· Backed by recent sales data
High Demand

Similar vehicles recently sold in an estimated 552 days.

What does Demand-Verified mean?

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$79,724 – $81,259
Regional Range$71,324 – $95,988

Dealer Info

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Norman, OK

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About This 2026 GMC Sierra 2500HD

Listing updated: May 19, 2026

Listed by a franchise dealer in Norman, OK · On lot for 4 days · VIN verifiable at NHTSA

This new 2026 GMC Sierra 2500HD AT4 is listed at $79,229 by a franchise dealer in Norman, OK 73069. The exterior color is White. 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 5 similar vehicles in the Norman market, the estimated market range is $79,724 to $81,259. The local market range in OK is $79,724 to $81,259.

This vehicle has been on the lot for 4 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 Norman, OK 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 2026 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 Norman, OK, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GT4UPE77TF295278 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.

2026 GMC Sierra 2500HD Market in OK

Comparable Vehicles

1,243

Average Price

$78,843

Price Range

$41,990–$124,097

Avg Days on Lot

52

Based on 1,243 comparable 2024-2028 GMC Sierra 2500HD listings in OK, the average asking price is $78,843. This listing at $79,229 is $386 above average (0% above market). Comparable prices in OK range from $41,990 to $124,097. Similar vehicles spend an average of 52 days on dealer lots in this market.

Similar GMC Sierra 2500HD Listings in OK

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