Equipment unit · VIN-decoded · NHTSA vPIC

2002 Mack CH

1M1AA18Y82W147720 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections6
all-time
OOS inspections3
of 6
First seenAug 29, 2023
TX
Last seenMay 19, 2026
TX
Inspected under 2 different carriers in 33 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
1M1AA18Y82W147720
Make
Mack
Model
CH
Model year
2002
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 23, 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
1M1

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AA18Y

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
2002 or 2032

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

North American serial sequence
147720

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
MACK

Prefix basis · 365 decoded VINs at 100.0% prefix purity.

Model
CH

Prefix basis · 365 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
2002

Observed directly for this VIN via NHTSA vPIC.

Observed make
MACK

Observed directly for this VIN via NHTSA vPIC.

Observed model
CH

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

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 29, 2023 – May 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 19, 2026TXII · Walk-around12OOSRICARDO RODRIGUEZ JR 2564291TWZ0252/TX
Feb 21, 2025TXII · Walk-around0RICARDO GUZMAN RODRIGUEZ 3177810TWZ0252/TX
Nov 13, 2024TXII · Walk-around1OOSRICARDO GUZMAN RODRIGUEZ 3177810TWZ0252/TX
Sep 12, 2024TXII · Walk-around8RICARDO GUZMAN RODRIGUEZ 3177810TWZ0252/TX
Oct 27, 2023TXII · Walk-around5OOSRICARDO GUZMAN RODRIGUEZ 3177810SVH5328/TX
Aug 29, 2023TXII · Walk-around5RICARDO GUZMAN RODRIGUEZ 3177810SVH5328/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RICARDO RODRIGUEZ JR2564291May 19, 2026May 19, 20261TX
RICARDO GUZMAN RODRIGUEZ3177810Aug 29, 2023Feb 21, 20255TX
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.
TWZ0252TXRICARDO RODRIGUEZ JRMay 19, 2026May 19, 20261
TWZ0252TXRICARDO GUZMAN RODRIGUEZSep 12, 2024Feb 21, 20253
SVH5328TXRICARDO GUZMAN RODRIGUEZAug 29, 2023Oct 27, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026