Equipment unit · VIN-decoded · NHTSA vPIC

2004 Peterbilt 378

1NPFLB0X24D833820 · Truck · INCOMPLETE VEHICLE
Carriers run under1
20 mo
Inspections3
all-time
OOS inspections1
of 3
First seenAug 4, 2023
WA
Last seenApr 17, 2025
WA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1NPFLB0X24D833820
Make
Peterbilt
Model
378
Model year
2004
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 26, 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
1NP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
FLB0X

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
2004 or 2034

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

North American serial sequence
833820

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
PETERBILT

Prefix basis · 54 decoded VINs at 100.0% prefix purity.

Model
378

Prefix basis · 54 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
2004

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
378

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

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 · Aug 4, 2023 – Apr 17, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 17, 2025WAIII · Driver-only2CASTLE & COLEMAN LOGGING CO INC 626084B46502C/WA
Mar 21, 2025WAII · Walk-around0CASTLE & COLEMAN LOGGING CO INC 626084B46502C/WA
Aug 4, 2023WAI · Full6OOSCASTLE & COLEMAN LOGGING CO INC 626084B46502C/WA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CASTLE & COLEMAN LOGGING CO INC626084Aug 4, 2023Apr 17, 20253WA
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.
B46502CWACASTLE & COLEMAN LOGGING CO INCAug 4, 2023Apr 17, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026