Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 537

2NPMHJ7X2PM859406 · Truck · INCOMPLETE VEHICLE
Carriers run under2
11 mo
Inspections4
all-time
OOS inspections2
of 4
First seenSep 19, 2023
FL
Last seenAug 12, 2024
FL
Inspected under 2 different carriers in 11 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
2NPMHJ7X2PM859406
Make
Peterbilt
Model
537
Model year
2023
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)
Decoded at
Jul 12, 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
2NP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
MHJ7X

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

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
859406

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
PETERBILT

Prefix basis · 153 decoded VINs at 98.7% prefix purity.

Model
537

Prefix basis · 153 decoded VINs at 98.7% 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
2023

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
537

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 7: 26,001 - 33,000 lb (11,794 - 14,969 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 · Sep 19, 2023 – Aug 12, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 12, 2024FLIII · Driver-only0MILLER ENVIRONMENTAL SERVICE LLC 4126989P3374H/FL
Feb 22, 2024FLII · Walk-around3MILLER FACILITY SERVICES LLC 3560205P3374H/FL
Feb 11, 2024FLII · Walk-around4OOSMILLER FACILITY SERVICES LLC 3560205P3374H/FL
Sep 19, 2023FLII · Walk-around10OOSMILLER FACILITY SERVICES LLC 3560205P3374H/FL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MILLER ENVIRONMENTAL SERVICE LLC4126989Aug 12, 2024Aug 12, 20241FL
MILLER FACILITY SERVICES LLC3560205Sep 19, 2023Feb 22, 20243TX
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.
P3374HFLMILLER ENVIRONMENTAL SERVICE LLCAug 12, 2024Aug 12, 20241
P3374HFLMILLER FACILITY SERVICES LLCSep 19, 2023Feb 22, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026