Equipment unit · VIN-decoded · NHTSA vPIC

2002 Chevrolet W4

4KBC4B1R52J803561 · Truck · INCOMPLETE VEHICLE
Carriers run under2
35 mo
Inspections3
all-time
OOS inspections2
of 3
First seenJun 27, 2023
CA
Last seenMay 19, 2026
CA
Inspected under 2 different carriers in 35 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
4KBC4B1R52J803561
Make
Chevrolet
Model
W4
Model year
2002
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 4: 14,001 - 16,000 lb (6,350 - 7,258 kg)
Decoded at
Sep 20, 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
4KB

Deterministic · VIN positions 1–3.

Vehicle descriptor section
C4B1R

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
2002 or 2032

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

North American serial sequence
803561

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
CHEVROLET

Prefix basis · 3 decoded VINs at 100.0% prefix purity.

Model
W4

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 · Jun 27, 2023 – May 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 19, 2026CAIII · Driver-only8OOSSCOLARI MARBLE & GRANITE INC 41868947A52229/CA
May 19, 2026CAIII · Driver-only8OOSSCOLARI MARBLE & GRANITE INC 41868947A52229/CA
Jun 27, 2023CAIII · Driver-only0—PERFORMANCE MECHANICAL INC 26538747A52229/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SCOLARI MARBLE & GRANITE INC4186894May 19, 2026May 19, 20262CA
PERFORMANCE MECHANICAL INC2653874Jun 27, 2023Jun 27, 20231CA
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.
7A52229CA1SCOLARI MARBLE & GRANITE INCMay 19, 2026 → May 19, 20262
7A52229CA—PERFORMANCE MECHANICAL INCJun 27, 2023 → Jun 27, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Sep 20, 2026