Equipment unit · VIN-decoded · NHTSA vPIC

2016 Mack CXU (Pinnacle)

1M1AW09Y7GM055544 · Truck-Tractor · TRUCK
Carriers run under1
10 mo
Inspections8
all-time
OOS inspections4
of 8
First seenSep 22, 2025
TX
Last seenJul 16, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1M1AW09Y7GM055544
Make
Mack
Model
CXU (Pinnacle)
Model year
2016
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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
AW09Y

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1986 or 2016

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

North American serial sequence
055544

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 · 836 decoded VINs at 100.0% prefix purity.

Model
CXU (Pinnacle)

Prefix basis · 836 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
2016

Observed directly for this VIN via NHTSA vPIC.

Observed make
MACK

Observed directly for this VIN via NHTSA vPIC.

Observed model
CXU (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
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 · Sep 22, 2025 – Jul 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 16, 2026TXII · Walk-around5JOSE LUIS DE HOYOS 38083871N18459/TX
May 19, 2026TXII · Walk-around5JOSE LUIS DE HOYOS 38083871N18459/TX
May 15, 2026TXII · Walk-around7OOSJOSE LUIS DE HOYOS 38083871N18459/TX
May 7, 2026TXII · Walk-around2JOSE LUIS DE HOYOS 38083871N18459/TX
Apr 15, 2026TXII · Walk-around7OOSJOSE LUIS DE HOYOS 38083871N18459/TX
Mar 23, 2026TXII · Walk-around4OOSJOSE LUIS DE HOYOS 38083871N18459/TX
Dec 12, 2025TXII · Walk-around6OOSJOSE LUIS DE HOYOS 38083871N18459/TX
Sep 22, 2025TXIII · Driver-only5JOSE LUIS DE HOYOS 38083871N18459/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JOSE LUIS DE HOYOS3808387Sep 22, 2025Jul 16, 20268TX
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.
1N18459TX1JOSE LUIS DE HOYOSSep 22, 2025Jul 16, 20268
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026