Equipment unit · VIN-decoded · NHTSA vPIC

2020 Peterbilt 579

1XPBAK9X6LD677423 · Truck-Tractor · TRUCK
Carriers run under2
14 mo
Inspections9
all-time
OOS inspections1
of 9
First seenJan 29, 2025
CA
Last seenMar 19, 2026
CA
Inspected under 2 different carriers in 14 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
1XPBAK9X6LD677423
Make
Peterbilt
Model
579
Model year
2020
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 19, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
View sourced platform decode
02

Inspection history

Every roadside inspection of this VIN, newest first · Jan 29, 2025 – Mar 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 19, 2026CAI · Full0—CROWN XPRESS TRANSPORT INC 10990859H13859/CA
Jan 26, 2026CAI · Full2—CROWN XPRESS TRANSPORT INC 10990859H13859/CA
Jul 15, 2025CAII · Walk-around0—CROWN XPRESS TRANSPORT INC 10990859H13859/CA
Jul 3, 2025CAIII · Driver-only0—CROWN XPRESS TRANSPORT INC 10990859H13859/CA
Jun 6, 2025CAIII · Driver-only0—GILDA LORENA GUILLEN HERNANDEZ 8377729H13859/CA
Mar 28, 2025CAI · Full0—GILDA LORENA GUILLEN HERNANDEZ 8377729H13859/CA
Mar 26, 2025CAI · Full5OOSGILDA LORENA GUILLEN HERNANDEZ 8377729H13859/CA
Mar 21, 2025CAIII · Driver-only0—GILDA LORENA GUILLEN HERNANDEZ 8377729H13859/CA
Jan 29, 2025CAI · Full1—GILDA LORENA GUILLEN HERNANDEZ 8377729H13859/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CROWN XPRESS TRANSPORT INC1099085Jul 3, 2025Mar 19, 20264CA
GILDA LORENA GUILLEN HERNANDEZ837772Jan 29, 2025Jun 6, 20255BN
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.
9H13859CA—CROWN XPRESS TRANSPORT INCJul 3, 2025 → Mar 19, 20264
9H13859CA—GILDA LORENA GUILLEN HERNANDEZJan 29, 2025 → Jun 6, 20255
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026