Equipment unit · VIN-decoded · NHTSA vPIC

2001 Chevrolet C7

1GBJ7H1C21J506050 · Incomplete - Chassis Cab (Number of Cab Unknown) · INCOMPLETE VEHICLE
Carriers run under1
25 mo
Inspections2
all-time
OOS inspections1
of 2
First seenJul 11, 2024
WA
Last seenAug 11, 2026
WA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1GBJ7H1C21J506050
Make
Chevrolet
Model
C7
Model year
2001
Body class
Incomplete - Chassis Cab (Number of Cab Unknown)
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 6: 19,501 - 26,000 lb (8,845 - 11,794 kg)
Decoded at
Aug 21, 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
J7H1C

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
2001 or 2031

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

North American serial sequence
506050

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 · 11 decoded VINs at 100.0% prefix purity.

Model
C7

Prefix basis · 11 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
2001

Observed directly for this VIN via NHTSA vPIC.

Observed make
CHEVROLET

Observed directly for this VIN via NHTSA vPIC.

Observed model
C7

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Incomplete - Chassis Cab (Number of Cab Unknown)

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 6: 19,501 - 26,000 lb (8,845 - 11,794 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 · Jul 11, 2024 – Aug 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 11, 2026WAII · Walk-around2OOSADDISON CONSTRUCTION SUPPLY INC 1234505B43237E/WA
Jul 11, 2024WAIII · Driver-only1ADDISON CONSTRUCTION SUPPLY INC 1234505B43237E/WA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ADDISON CONSTRUCTION SUPPLY INC1234505Jul 11, 2024Aug 11, 20262WA
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.
B43237EWA1ADDISON CONSTRUCTION SUPPLY INCJul 11, 2024Aug 11, 20262
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 21, 2026