Equipment unit · VIN-decoded · NHTSA vPIC

2017 Peterbilt 389

1NPXL49X9HD410029 · Truck · INCOMPLETE VEHICLE
Carriers run under2
27 mo
Inspections6
all-time
OOS inspections3
of 6
First seenFeb 22, 2024
CA
Last seenMay 5, 2026
CA
Inspected under 2 different carriers in 27 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
1NPXL49X9HD410029
Make
Peterbilt
Model
389
Model year
2017
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
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
1NP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
XL49X

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1987 or 2017

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

North American serial sequence
410029

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
PETERBILT

Prefix basis · 1,328 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 1,328 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
2017

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
389

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

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 · Feb 22, 2024 – May 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 5, 2026CAII · Walk-around2OOSHERONS HEAVY HAUL INC 4198525ZP14829/CA
Jul 9, 2025CAII · Walk-around0HERONS HEAVY HAUL INC 4198525ZP14829/CA
May 12, 2025CAII · Walk-around4OOSHERONS HEAVY HAUL INC 4198525ZP14829/CA
Sep 25, 2024NMIII · Driver-only0HERONS HEAVY HAUL INC 4198525ZP14829/CA
Jun 29, 2024CAIII · Driver-only2HERONS HEAVY HAUL INC 4198525ZP14829/CA
Feb 22, 2024CAII · Walk-around1OOSFEDERICO CARRILLO 1150253YP35692/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HERONS HEAVY HAUL INC4198525Jun 29, 2024May 5, 20265CA
FEDERICO CARRILLO1150253Feb 22, 2024Feb 22, 20241CA
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.
ZP14829CAHERONS HEAVY HAUL INCJun 29, 2024May 5, 20265
YP35692CAFEDERICO CARRILLOFeb 22, 2024Feb 22, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026