Equipment unit · VIN-decoded · NHTSA vPIC

2017 Peterbilt 579

1XPBD49X1HD409700 · Truck-Tractor · TRUCK
Carriers run under2
34 mo
Inspections6
all-time
OOS inspections0
of 6
First seenSep 26, 2023
CA
Last seenJul 28, 2026
CA
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
1XPBD49X1HD409700
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 28, 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 · Sep 26, 2023 – Jul 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 28, 2026CAIII · Driver-only2—CENTURION CONSULTING SERVICES LLC 2876722ZP78236/CA
Dec 4, 2024CAI · Full0—TCI ENVIRONMENTAL SERVICES INC 33704969G32124/CA
Oct 30, 2024CAII · Walk-around1—TCI ENVIRONMENTAL SERVICES INC 33704969G32124/CA
Jun 17, 2024CAI · Full4—TCI ENVIRONMENTAL SERVICES INC 33704969G32124/CA
Jan 17, 2024CAI · Full0—TCI ENVIRONMENTAL SERVICES INC 33704969G32124/CA
Sep 26, 2023CAI · Full1—TCI ENVIRONMENTAL SERVICES INC 33704969G32124/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CENTURION CONSULTING SERVICES LLC2876722Jul 28, 2026Jul 28, 20261CA
TCI ENVIRONMENTAL SERVICES INC3370496Sep 26, 2023Dec 4, 20245CA
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.
ZP78236CA1CENTURION CONSULTING SERVICES LLCJul 28, 2026 → Jul 28, 20261
9G32124CA—TCI ENVIRONMENTAL SERVICES INCSep 26, 2023 → Dec 4, 20245
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026