Equipment unit · VIN-decoded · NHTSA vPIC

2022 Carmex

3A9DM4838NG019348 · TRAILER
Carriers run under2
16 mo
Inspections7
all-time
OOS inspections6
of 7
First seenNov 16, 2023
TX
Last seenMar 27, 2025
TX
Inspected under 2 different carriers in 16 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
3A9DM4838NG019348
Make
Carmex
Model
Not decoded
Model year
2022
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 4, 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
3A9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
DM483

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1992 or 2022

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

North American serial sequence
019348

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
2022

Observed directly for this VIN via NHTSA vPIC.

Observed make
CARMEX

Observed directly for this VIN via NHTSA vPIC.

Observed model
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Not established

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 · Nov 16, 2023 – Mar 27, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 27, 2025TXII · Walk-around3OOSPETROLIFICOS DE MONTERREY SA DE CV 391046488UM5B/MX
Dec 20, 2024USI · Full6OOSPETROLIFICOS DE MONTERREY SA DE CV 391046488UM5B/MX
Nov 4, 2024TXI · Full5OOSPETROLIFICOS DE MONTERREY SA DE CV 391046488UM5B/MX
Aug 15, 2024TXII · Walk-around3OOSPETROLIFICOS DE MONTERREY SA DE CV 391046411X534V/TX
Dec 22, 2023TXI · Full4PETROLIFICOS DE MONTERREY SA DE CV 391046488UM5B/MX
Dec 4, 2023TXI · Full5OOSPETROLIFICOS DE MONTERREY SA DE CV 391046488UM5B/MX
Nov 16, 2023TXII · Walk-around6OOSNESTOR GONZALEZ QUINONES 327550788UM5B/MX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PETROLIFICOS DE MONTERREY SA DE CV3910464Dec 4, 2023Mar 27, 20256TA
NESTOR GONZALEZ QUINONES3275507Nov 16, 2023Nov 16, 20231TA
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.
88UM5BMX2PETROLIFICOS DE MONTERREY SA DE CVDec 4, 2023Mar 27, 20255
11X534VTX2PETROLIFICOS DE MONTERREY SA DE CVAug 15, 2024Aug 15, 20241
88UM5BMXNESTOR GONZALEZ QUINONESNov 16, 2023Nov 16, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 4, 2026