Equipment unit · VIN-decoded · NHTSA vPIC

2018 Peterbilt 579

1XPBDP9X3JD466861 · Truck-Tractor · TRUCK
Carriers run under2
34 mo
Inspections4
all-time
OOS inspections1
of 4
First seenAug 7, 2023
WA
Last seenJun 18, 2026
IN
Inspected under 2 different carriers in 34 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
1XPBDP9X3JD466861
Make
Peterbilt
Model
579
Model year
2018
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 12, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 7, 2023 – Jun 18, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 18, 2026INIII · Driver-only5OOSMELODY TRANS CO 3728585P1338915/IL
Mar 4, 2026INIII · Driver-only1—MELODY TRANS CO 3728585P1338915/IL
Sep 6, 2023UTIII · Driver-only1—INTERSTATE FREIGHTS LLC 2429623P1210758/IL
Aug 7, 2023WAIII · Driver-only2—INTERSTATE FREIGHTS LLC 2429623TEMP/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MELODY TRANS CO3728585Mar 4, 2026Jun 18, 20262IL
INTERSTATE FREIGHTS LLC2429623Aug 7, 2023Sep 6, 20232IL
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.
P1338915IL1MELODY TRANS COMar 4, 2026 → Jun 18, 20262
P1210758IL—INTERSTATE FREIGHTS LLCSep 6, 2023 → Sep 6, 20231
TEMPIL—INTERSTATE FREIGHTS LLCAug 7, 2023 → Aug 7, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026