Equipment unit · VIN-decoded · NHTSA vPIC

2022 Ic Bus PB105

4DRBUC8N0NB271842 · Bus - School Bus · BUS
Carriers run under2
14 mo
Inspections3
all-time
OOS inspections0
of 3
First seenApr 15, 2025
PA
Last seenJun 29, 2026
PA
Inspected under 2 different carriers in 14 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

VIN
4DRBUC8N0NB271842
Make
Ic Bus
Model
PB105
Model year
2022
Body class
Bus - School Bus
Vehicle type
BUS
GVWR
Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)
Decoded at
Aug 9, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

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

World manufacturer identifier
4DR

Deterministic · VIN positions 1–3.

Vehicle descriptor section
BUC8N

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

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
271842

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
IC BUS

Prefix basis · 824 decoded VINs at 100.0% prefix purity.

Model
PB105

Prefix basis · 824 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.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2022

Observed directly for this VIN via NHTSA vPIC.

Observed make
IC BUS

Observed directly for this VIN via NHTSA vPIC.

Observed model
PB105

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Bus - School Bus

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
BUS

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)

Observed directly for this VIN via NHTSA vPIC.

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 · Apr 15, 2025 – Jun 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 29, 2026PAI · Full0MCILWAIN CHARTERS INC 251223SC87898/PA
Feb 17, 2026PAII · Walk-around0MCILWAIN SCHOOL BUS LINES INC 1247930SC87898/PA
Apr 15, 2025PAII · Walk-around0MCILWAIN SCHOOL BUS LINES INC 1247930SC87898/PA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MCILWAIN CHARTERS INC251223Jun 29, 2026Jun 29, 20261PA
MCILWAIN SCHOOL BUS LINES INC1247930Apr 15, 2025Feb 17, 20262PA
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.
SC87898PA1MCILWAIN CHARTERS INCJun 29, 2026Jun 29, 20261
SC87898PAMCILWAIN SCHOOL BUS LINES INCApr 15, 2025Feb 17, 20262
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 9, 2026