Equipment unit · VIN-decoded · NHTSA vPIC

2009 Mack CHU (Pinnacle)

1M2AN09Y49N004546 · Truck-Tractor · INCOMPLETE VEHICLE
Carriers run under2
13 mo
Inspections5
all-time
OOS inspections4
of 5
First seenOct 17, 2024
TX
Last seenNov 4, 2025
TX
Inspected under 2 different carriers in 13 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
1M2AN09Y49N004546
Make
Mack
Model
CHU (Pinnacle)
Model year
2009
Body class
Truck-Tractor
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 29, 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
AN09Y

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
2009 or 2039

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

North American serial sequence
004546

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 · 33 decoded VINs at 100.0% prefix purity.

Model
CHU (Pinnacle)

Prefix basis · 33 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
2009

Observed directly for this VIN via NHTSA vPIC.

Observed make
MACK

Observed directly for this VIN via NHTSA vPIC.

Observed model
CHU (Pinnacle)

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 · Oct 17, 2024 – Nov 4, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 4, 2025TXII · Walk-around9OOSKD CONTRACTORS LLC 4059698R747046/TX
Oct 29, 2025LAI · Full8OOSKD CONTRACTORS LLC 4059698R747046/LA
Apr 29, 2025TXII · Walk-around6OOSKD CONTRACTORS LLC 4059698R747046/TX
Nov 13, 2024TXII · Walk-around1OOSJOYCE STEEL ERECTION 443623R747046/TX
Oct 17, 2024TXII · Walk-around3KD CONTRACTORS LLC 40596986201P53/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KD CONTRACTORS LLC4059698Oct 17, 2024Nov 4, 20254TX
JOYCE STEEL ERECTION443623Nov 13, 2024Nov 13, 20241TX
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.
R747046TXKD CONTRACTORS LLCApr 29, 2025Nov 4, 20252
R747046LAKD CONTRACTORS LLCOct 29, 2025Oct 29, 20251
R747046TXJOYCE STEEL ERECTIONNov 13, 2024Nov 13, 20241
6201P53TXKD CONTRACTORS LLCOct 17, 2024Oct 17, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026