Equipment unit · VIN-decoded · NHTSA vPIC

2018 Chevrolet Silverado

1GB3CYCY7JF246129 · Incomplete - Chassis Cab (Single Cab) · INCOMPLETE VEHICLE
Carriers run under1
15 mo
Inspections3
all-time
OOS inspections0
of 3
First seenAug 17, 2023
HI
Last seenNov 1, 2024
HI
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1GB3CYCY7JF246129
Make
Chevrolet
Model
Silverado
Model year
2018
Body class
Incomplete - Chassis Cab (Single Cab)
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
3CYCY

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1988 or 2018

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

North American serial sequence
246129

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 · 39 decoded VINs at 100.0% prefix purity.

Model
Silverado

Prefix basis · 39 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
2018

Observed directly for this VIN via NHTSA vPIC.

Observed make
CHEVROLET

Observed directly for this VIN via NHTSA vPIC.

Observed model
Silverado

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Incomplete - Chassis Cab (Single Cab)

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 · Aug 17, 2023 – Nov 1, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 1, 2024HII · Full4HENSEL PHELPS CONSTRUCTION CO 538617610TWR/HI
Nov 13, 2023HII · Full2HENSEL PHELPS CONSTRUCTION CO 538617610TWR/HI
Aug 17, 2023HIII · Walk-around4HENSEL PHELPS CONSTRUCTION CO 538617610TWR/HI
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HENSEL PHELPS CONSTRUCTION CO538617Aug 17, 2023Nov 1, 20243CO
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.
610TWRHIHENSEL PHELPS CONSTRUCTION COAug 17, 2023Nov 1, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026