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

2026 GMC Sierra 3500HD SLE

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Vehicle Details

VIN1GT3UTEY0TF280540
TrimSLE
Exterior ColorBlack
Drivetrain4WD
Engine6.6L V8
TransmissionAutomatic
Fuel TypeDiesel
Inventory Typenew
MSRP$75,270
Days on Lot90

SLE

Unscored
$69,0697 mi

Dealer-reported mileage — not independently verified by OAV.

Cullman, AL 35055

Is this 2026 GMC Sierra 3500HD SLE a good deal?

OAV verdict: Unscored

Why: Listed at $69,069, comparable market range $59,947–$74,275, based on 3 comparable listings. Days on lot: 90 days (market average 73 days).

Manufacturer MSRPPrimary

$75,270

This vehicle $69,069 · $6,201 (8%) below MSRP

MSRP is the manufacturer's suggested retail price. Discount from MSRP is OAV's primary deal metric for new vehicles; OAV's market comparables (MRP) and sold-price value (TRV) below are secondary validation. The advertised price is set by the dealer and may require financing, rebates, trade-in, or other qualifications, and excludes taxes, fees, and dealer add-ons — confirm the out-the-door price with the dealer. How OAV rates new-car deals.

Market price position

$69,069 · within market range

Regional range
$59,947 – $74,275
vs. market
$9,122 above low · $5,206 below high
Comparable vehicles
3

Market Retail Price (MRP™)

$67,111

This vehicle $69,069 · $1,958 (3%) above MRP

MRP™ is the midpoint of the comparable market range — the representative price the market is asking for similar vehicles. How MRP works.

True Retail Value (TRV™)

$71,520

This vehicle $69,069 · $2,451 (3%) below TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-30) — an estimate, not an appraisal. How TRV works.

Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1366 days.

Market Breakdown

Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges are rebuilt from the market snapshot shown above.

Regional Range$59,947 – $74,275

Bill Smith Buick Gmc

Cullman, AL

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

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

About This 2026 GMC Sierra 3500HD

Listing updated: Jul 29, 2026

Listed by a franchise dealer in Cullman, AL · On lot for 90 days · VIN verifiable at NHTSA

This new 2026 GMC Sierra 3500HD SLE is listed at $69,069 by bill smith buick gmc in Cullman, AL 35055. It has 7 miles on the odometer (dealer-reported, not independently verified by OAV). 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 3 similar vehicles in the Cullman market, the estimated market range is $59,947 to $74,275.

This vehicle has been on the lot for 90 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 Cullman, 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 2026 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:

  • 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 franchise dealer in Cullman, AL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GT3UTEY0TF280540 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 processed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2026 GMC Sierra 3500HD Market in AL

Comparable Vehicles

54

Average Price

$79,716

Price Range

$51,885–$107,184

Avg Days on Lot

73

Based on 54 comparable 2024-2028 GMC Sierra 3500HD listings in AL, the average asking price is $79,716. This listing at $69,069 is $10,647 below average (13% below market). Comparable prices in AL range from $51,885 to $107,184. Similar vehicles spend an average of 73 days on dealer lots in this market.

Similar GMC Sierra 3500HD Listings in AL

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