Equipment unit · VIN-decoded · NHTSA vPIC

2011 Chevrolet Express

1GB3G3BGXB1163342 · Incomplete - Cutaway · INCOMPLETE VEHICLE
Carriers run under2
37 mo
Inspections4
all-time
OOS inspections0
of 4
First seenJun 30, 2023
CA
Last seenJul 31, 2026
CA
Inspected under 2 different carriers in 37 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
1GB3G3BGXB1163342
Make
Chevrolet
Model
Express
Model year
2011
Body class
Incomplete - Cutaway
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 3: 10,001 - 14,000 lb (4,536 - 6,350 kg)
Decoded at
Jul 19, 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
1GB

Deterministic · VIN positions 1–3.

Vehicle descriptor section
3G3BG

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1981 or 2011

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

North American serial sequence
163342

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 · 639 decoded VINs at 100.0% prefix purity.

Model
Express

Prefix basis · 639 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
2011

Observed directly for this VIN via NHTSA vPIC.

Observed make
CHEVROLET

Observed directly for this VIN via NHTSA vPIC.

Observed model
Express

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Incomplete - Cutaway

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 3: 10,001 - 14,000 lb (4,536 - 6,350 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 · Jun 30, 2023 – Jul 31, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 31, 2026CAV · Vehicle-only0ZUM SERVICES INC 3373523./CA
May 19, 2025CAV · Vehicle-only0CHINO VALLEY UNIFIED SCHOOL DISTRICT 28095791374039/CA
Jun 13, 2024CAV · Vehicle-only0CHINO VALLEY UNIFIED SCHOOL DISTRICT 28095791374039/CA
Jun 30, 2023CAV · Vehicle-only0CHINO VALLEY UNIFIED SCHOOL DISTRICT 28095791374039/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ZUM SERVICES INC3373523Jul 31, 2026Jul 31, 20261CA
CHINO VALLEY UNIFIED SCHOOL DISTRICT2809579Jun 30, 2023May 19, 20253CA
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.
.CA1ZUM SERVICES INCJul 31, 2026Jul 31, 20261
1374039CACHINO VALLEY UNIFIED SCHOOL DISTRICTJun 30, 2023May 19, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026