Equipment unit · VIN-decoded · NHTSA vPIC

2017 Peterbilt 579

1XPBD49X3HD364503 · Truck-Tractor · TRUCK
Carriers run under2
36 mo
Inspections8
all-time
OOS inspections3
of 8
First seenJun 23, 2023
CA
Last seenJun 17, 2026
OR
Inspected under 2 different carriers in 36 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
1XPBD49X3HD364503
Make
Peterbilt
Model
579
Model year
2017
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
1XP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
BD49X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

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
364503

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 · 26,166 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 26,166 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
579

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 · Jun 23, 2023 – Jun 17, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 17, 2026ORIII · Driver-only1CC ARAUJO ENTERPRISES INC 43137209H07977/CA
Apr 1, 2026ORIII · Driver-only3OOSCC ARAUJO ENTERPRISES INC 43137209H07977/CA
Aug 6, 2025ORII · Walk-around4OOSCC ARAUJO ENTERPRISES INC 43137209H07977/CA
Jun 15, 2025ORIII · Driver-only1OOSCC ARAUJO ENTERPRISES INC 43137209H07977/CA
May 15, 2025CAII · Walk-around6CC ARAUJO ENTERPRISES INC 43137209H07977/CA
Dec 11, 2024ORII · Walk-around2CC ARAUJO ENTERPRISES INC 43137209H07977CA/CA
May 1, 2024CAI · Full1VALENCIAS TRUCKING INC 3529981YP67448/CA
Jun 23, 2023CAI · Full0VALENCIAS TRUCKING INC 3529981YP67448/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CC ARAUJO ENTERPRISES INC4313720Dec 11, 2024Jun 17, 20266CA
VALENCIAS TRUCKING INC3529981Jun 23, 2023May 1, 20242CA
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.
9H07977CA1CC ARAUJO ENTERPRISES INCMay 15, 2025Jun 17, 20265
9H07977CACACC ARAUJO ENTERPRISES INCDec 11, 2024Dec 11, 20241
YP67448CAVALENCIAS TRUCKING INCJun 23, 2023May 1, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026