Equipment unit · VIN-decoded · NHTSA vPIC

4Z45154272P003936

Not yet decoded
Carriers run under2
35 mo
Inspections3
all-time
OOS inspections2
of 3
First seenAug 3, 2023
TX
Last seenJul 23, 2026
TX
Inspected under 2 different carriers in 35 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
4Z4

Deterministic · VIN positions 1–3.

Vehicle descriptor section
51542

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
2002 or 2032

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
003936

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

Not established

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 3, 2023 – Jul 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 23, 2026TXII · Walk-around2D E E R TRUCKING LLC 778564190B900/TX
Aug 16, 2023TXII · Walk-around5OOSBH THOMPSON EXCAVATING LLC 3545695214B826/TX
Aug 3, 2023TXI · Full9OOSBH THOMPSON EXCAVATING LLC 3545695214B826/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
D E E R TRUCKING LLC778564Jul 23, 2026Jul 23, 20261TX
BH THOMPSON EXCAVATING LLC3545695Aug 3, 2023Aug 16, 20232TX
Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.
04

Plate & unit-number history

The same truck under different plate registrations across carriers

PlateState / prov.Unit no.CarrierDate rangeInsp.
190B900TX2D E E R TRUCKING LLCJul 23, 2026Jul 23, 20261
214B826TXBH THOMPSON EXCAVATING LLCAug 3, 2023Aug 16, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC