Equipment unit · VIN-decoded · NHTSA vPIC

2023 Great Lakes Trailers

1G9CA4227PS139966 · Trailer · TRAILER
Carriers run under2
18 mo
Inspections2
all-time
OOS inspections0
of 2
First seenSep 9, 2024
CA
Last seenMar 18, 2026
CA
Inspected under 2 different carriers in 18 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
1G9CA4227PS139966
Make
Great Lakes Trailers
Model
Great Lakes Trailers
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 16, 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
1G9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
CA422

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1993 or 2023

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

North American serial sequence
139966

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

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
2023

Observed directly for this VIN via NHTSA vPIC.

Observed make
GREAT LAKES TRAILERS

Observed directly for this VIN via NHTSA vPIC.

Observed model
Great Lakes Trailers

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

Not established

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 9, 2024 – Mar 18, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 18, 2026CAI · Full0MILLER TIMBER SERVICES INC 769373HV67859/OR
Sep 9, 2024CAI · Full2WHY III TRUCKING LLC 4082991HYV67859/OR
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MILLER TIMBER SERVICES INC769373Mar 18, 2026Mar 18, 20261OR
WHY III TRUCKING LLC4082991Sep 9, 2024Sep 9, 20241CA
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.
HV67859ORMILLER TIMBER SERVICES INCMar 18, 2026Mar 18, 20261
HYV67859ORWHY III TRUCKING LLCSep 9, 2024Sep 9, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 16, 2026