Equipment unit · VIN-decoded · NHTSA vPIC

2021 Carmex

3A9DM4831MG019383 · TRAILER
Carriers run under4
3 mo
Inspections5
all-time
OOS inspections2
of 5
First seenAug 27, 2024
TX
Last seenNov 8, 2024
TX
Inspected under 4 different carriers in 3 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
3A9DM4831MG019383
Make
Carmex
Model
Not decoded
Model year
2021
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 30, 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
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1991 or 2021

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

North American serial sequence
019383

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
2021

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 · Aug 27, 2024 – Nov 8, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 8, 2024TXII · Walk-around0LUIS ALBERTO MELENDEZ MACIEL 374782214UM8T/MX
Oct 14, 2024TXI · Full3JESSICA LIZETH ACOSTA SANCHEZ 374789614UM8T/MX
Sep 11, 2024TXI · Full7OOSEDUARDO JEU SILVA CAPISTRAN 410341014UM8T/MX
Sep 5, 2024TXII · Walk-around2JESSICA LIZETH ACOSTA SANCHEZ 374789614UM8T/MX
Aug 27, 2024TXII · Walk-around1OOSYOLANDA MARES LUCIO 371088114UM8T/MX
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LUIS ALBERTO MELENDEZ MACIEL3747822Nov 8, 2024Nov 8, 20241TA
JESSICA LIZETH ACOSTA SANCHEZ3747896Sep 5, 2024Oct 14, 20242TA
EDUARDO JEU SILVA CAPISTRAN4103410Sep 11, 2024Sep 11, 20241TA
YOLANDA MARES LUCIO3710881Aug 27, 2024Aug 27, 20241TA
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.
14UM8TMXLUIS ALBERTO MELENDEZ MACIELNov 8, 2024Nov 8, 20241
14UM8TMXJESSICA LIZETH ACOSTA SANCHEZSep 5, 2024Oct 14, 20242
14UM8TMXEDUARDO JEU SILVA CAPISTRANSep 11, 2024Sep 11, 20241
14UM8TMXYOLANDA MARES LUCIOAug 27, 2024Aug 27, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 30, 2026