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VIN 1GT4UPEY2TF234459 · 2026 GMC Sierra 2500 HD

Every dealer listing of this VIN tracked by AutosXchange since 2026-11-07: where it was listed, for how much, and when it left the market. Listed for sale now.

2026 GMC Sierra 2500 HD photo
Photo of this car
At the car? Scan the barcode on the driver's door jamb or windshield sticker.
1dealer listing1state0price changesFor salestatus

What this means for you: For sale now at Wallingford GMC for $80,879. Its car page compares that price with similar cars.

Still for sale at Wallingford GMC · $80,879View active listing
VIN decoded

2026 GMC Sierra HD AT4 2500

Factory details for VIN 1GT4UPEY2TF234459 from NHTSA's vehicle database (the manufacturer's own data). The VIN check digit is valid.

Year2026
MakeGMC
ModelSierra HD
TrimAT4 2500
BodyPickup
Drive4WD/4-Wheel Drive/4x4
Engine6.6L 8-cylinder
FuelDiesel
Built inFlint, Michigan, United States (USA)

Recall lookup unavailable right now. Check this VIN at NHTSA →

Decoded data is what the manufacturer reported for this VIN pattern; options and condition of the actual car can differ. Accident and title history are not part of a VIN decode.

Timeline

Dealer listings of this VIN

DealerAddedRemovedFirst listed priceLast listed pricePrice changesOutcome
Wallingford GMCWallingford, CTNov 7Still listed$80,879$80,879current asking0For saleView listing

2026 GMC Sierra 2500 HD: market value

Market value of this car
$82,425
based on 25 comparable cars · same 2026 Sierra 2500 AT4 · new · within 100 miles of Wallingford, Connecticut
Fair price · $1,546 below market

2026 GMC Sierra 2500 HD AT4: market value

30-day market value
$79,877
based on 1,712 cars for sale now and 24 recently sold
Recently sold (last listed, 30d): $79,525 · based on 24 recently soldFor sale now (asking): $79,891 · based on 1,712 cars for sale now
based on 6 days of tracking since Nov 5, 2026

Market value, last listed and asking prices per day

  • Market value $79,877
  • Recently sold (last listed) $79,525
  • For sale now (asking) $79,891
2026 GMC Sierra 2500 HD AT4: market value, last listed median and current asking median per day (30-day window)Nov 10: market value $79,934, last listed $78,861, asking $79,939; Nov 11: market value $79,877, last listed $79,525, asking $79,891$76k$78k$80k$82kNov 10Nov 11Nov 10: market value $79,934, last listed median $78,861, current asking median $79,939Nov 11: market value $79,877, last listed median $79,525, current asking median $79,891

Last listed price is the final advertised price of a listing before it was removed from sale, like a stock's last traded price. Market value is the median of last listed prices (listings removed in the window) together with current asking prices.

This trim for sale now, by area

AreaCarsMedian asking priceTypical range
Within 25 mi of Wallingford, Connecticut1Not enough comparable listings yet (1 found)—
Within 50 mi of Wallingford, Connecticut2Not enough comparable listings yet (2 found)—
Within 100 mi of Wallingford, Connecticut25$82,425$76,174 – $86,405
Connecticut1Not enough comparable listings yet (1 found)—
Nationwide1,601$80,203$74,294 – $86,862
AutosXchange Intel

Market for this car: 2026 GMC Sierra 2500 HD AT4

Quick numbers for every 2026 GMC Sierra 2500 HD AT4 we track. Pick an area and a period; open the full comparison for more.

Showing Connecticut. Tracking began Nov 5, 2026, so 30- and 90-day views cover the days since then.

0price cuts
6price increasesmedian $3,458
1removed (often sold)
0newly listed

Connecticut, 2026-11-05 to 2026-11-11. Asking prices, not sale prices; a removed listing is often, but not always, a sale.

See every 2026 GMC Sierra 2500 HD AT4 for sale

Open the full comparison →

Method

About this history

Asking prices advertised by dealers, as tracked by AutosXchange; not final sale prices. "Listing removed" means the listing ended and the VIN has not been advertised by any dealer on AutosXchange since; "Moved" means it appeared at another dealer within 45 days. History begins 2026-11-05.

FAQ

Questions

Where was VIN 1GT4UPEY2TF234459 listed for sale?

Wallingford GMC in Wallingford, CT from 2026-11-07 (still listed) at $80,879.

Source: AutosXchange Intel Hub, autos-xchange.com/market, 2026-11-11. AutosXchange Intel Hub · Methodology