Equipment unit · VIN-decoded · NHTSA vPIC

1993 Mack CH

1M2AA13Y4PW020022 · Truck-Tractor · INCOMPLETE VEHICLE
Carriers run under2
24 mo
Inspections4
all-time
OOS inspections4
of 4
First seenJun 7, 2024
SC
Last seenJun 11, 2026
SC
Inspected under 2 different carriers in 24 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
1M2AA13Y4PW020022
Make
Mack
Model
CH
Model year
1993
Body class
Truck-Tractor
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 5, 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
1M2

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AA13Y

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

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
020022

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 · 170 decoded VINs at 100.0% prefix purity.

Model
CH

Prefix basis · 170 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
1993

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
INCOMPLETE VEHICLE

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 · Jun 7, 2024 – Jun 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 11, 2026SCII · Walk-around4OOSLIL RELL TRUCKING LLC 3649123PS90047/SC
Jul 16, 2025SCII · Walk-around20OOSK LINE CONTRACTING LLC 3900657PS90047/SC
Jun 2, 2025SCII · Walk-around17OOSK LINE CONTRACTING LLC 3900657PS90047/SC
Jun 7, 2024SCII · Walk-around10OOSK LINE CONTRACTING LLC 3900657PS90047/SC
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LIL RELL TRUCKING LLC3649123Jun 11, 2026Jun 11, 20261SC
K LINE CONTRACTING LLC3900657Jun 7, 2024Jul 16, 20253SC
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.
PS90047SCLIL RELL TRUCKING LLCJun 11, 2026Jun 11, 20261
PS90047SCK LINE CONTRACTING LLCJun 7, 2024Jul 16, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026