Equipment unit · VIN-decoded · NHTSA vPIC

4V4K99EJ1CN555507

Not yet decoded
Carriers run under1
28 mo
Inspections2
all-time
OOS inspections0
of 2
First seenDec 15, 2023
IA
Last seenApr 8, 2026
IA
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
K99EJ

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1982 or 2012

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

North American serial sequence
555507

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 · 3 decoded VINs at 100.0% prefix purity.

Model
VHD

Prefix basis · 3 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 · Dec 15, 2023 – Apr 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 8, 2026IAIII · Driver-only6PATTISON COMPANY LLC 2817235VF6606/IA
Dec 15, 2023IAII · Walk-around2PATTISON COMPANY LLC 2817235VC8003/IA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PATTISON COMPANY LLC2817235Dec 15, 2023Apr 8, 20262IA
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.
VF6606IA1PATTISON COMPANY LLCApr 8, 2026Apr 8, 20261
VC8003IA1PATTISON COMPANY LLCDec 15, 2023Dec 15, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC