Equipment unit · VIN-decoded · NHTSA vPIC

1HTMMAAN36H203497

Not yet decoded
Carriers run under2
21 mo
Inspections2
all-time
OOS inspections0
of 2
First seenAug 28, 2023
MI
Last seenMay 28, 2025
MI
Inspected under 2 different carriers in 21 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
1HT

Deterministic · VIN positions 1–3.

Vehicle descriptor section
MMAAN

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
2006 or 2036

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

North American serial sequence
203497

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 28, 2023 – May 28, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
May 28, 2025MIII · Walk-around3BLARNEY CASTLE OIL CO 403979BD72914/MI
Aug 28, 2023MIII · Walk-around2DERRER & SON OIL COMPANY INC 402995BD14954/MI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BLARNEY CASTLE OIL CO403979May 28, 2025May 28, 20251MI
DERRER & SON OIL COMPANY INC402995Aug 28, 2023Aug 28, 20231MI
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.
BD72914MIBLARNEY CASTLE OIL COMay 28, 2025May 28, 20251
BD14954MIDERRER & SON OIL COMPANY INCAug 28, 2023Aug 28, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC