Equipment unit · VIN-decoded · NHTSA vPIC

2022 Peterbilt 337

2NP2HM6X8NM792446 · Truck · INCOMPLETE VEHICLE
Carriers run under2
26 mo
Inspections5
all-time
OOS inspections2
of 5
First seenNov 15, 2023
OR
Last seenJan 22, 2026
WA
Inspected under 2 different carriers in 26 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
2NP2HM6X8NM792446
Make
Peterbilt
Model
337
Model year
2022
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 6: 19,501 - 26,000 lb (8,845 - 11,794 kg)
Decoded at
Jun 30, 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 · Nov 15, 2023 – Jan 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 22, 2026WAIII · Driver-only0—GRAYMAR ENVIRONMENTAL SERVICES LLC 3168200C66806X/WA
Dec 31, 2025WAI · Full1OOSGRAYMAR ENVIRONMENTAL SERVICES LLC 3168200C66806X/WA
Dec 20, 2025IDII · Walk-around2—GRAYMAR ENVIRONMENTAL SERVICES LLC 3168200C66806X/WA
Oct 29, 2025WAIII · Driver-only0—GRAYMAR ENVIRONMENTAL SERVICES LLC 3168200C66806X/WA
Nov 15, 2023ORII · Walk-around2OOSOAK HARBOR FREIGHT LINES INC 8314C66806X/WA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GRAYMAR ENVIRONMENTAL SERVICES LLC3168200Oct 29, 2025Jan 22, 20264WA
OAK HARBOR FREIGHT LINES INC8314Nov 15, 2023Nov 15, 20231WA
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.
C66806XWA1GRAYMAR ENVIRONMENTAL SERVICES LLCOct 29, 2025 → Jan 22, 20264
C66806XWA—OAK HARBOR FREIGHT LINES INCNov 15, 2023 → Nov 15, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 30, 2026