Equipment unit · VIN-decoded · NHTSA vPIC

4V4WB9DH2NN319097

Not yet decoded
Carriers run under2
19 mo
Inspections3
all-time
OOS inspections1
of 3
First seenJan 18, 2024
CA
Last seenAug 31, 2025
CA
Inspected under 2 different carriers in 19 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
4V4

Deterministic · VIN positions 1–3.

Vehicle descriptor section
WB9DH

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1992 or 2022

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

North American serial sequence
319097

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.

Make
VOLVO TRUCK

Prefix basis · 261 decoded VINs at 100.0% prefix purity.

Model
VNR

Prefix basis · 261 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jan 18, 2024 – Aug 31, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 31, 2025CAII · Walk-around4OOSACE TANK LINES 337101608PGL7/MO
Jan 18, 2024CAV · Vehicle-only0FUEL SOUTH EXPRESS LLC 3627023249002/IN
Jan 18, 2024CAV · Vehicle-only0FUEL SOUTH EXPRESS LLC 3627023249002/IN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ACE TANK LINES3371016Aug 31, 2025Aug 31, 20251CA
FUEL SOUTH EXPRESS LLC362702Jan 18, 2024Jan 18, 20242TX
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.
08PGL7MOACE TANK LINESAug 31, 2025Aug 31, 20251
3249002INFUEL SOUTH EXPRESS LLCJan 18, 2024Jan 18, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC