WenmarOpen by Wenmar Pro

Service bulletin TIB-E012

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10035844
Published by NHTSA2011-03-05
Manufacturer's numberTIB-E012
Manufacturer's date2010-10-28
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL

NHTSA's summary

KENWORTH TRUCK: PACCAR MX ENGINE BOOST PRESSURE SENSOR WIRE CHAFING. CHASSIS WERE BUILT WITH WIRES FOR THE BOOST PRESSURE SENSOR THAT DO NOT MEET QUALITY STANDARDS WITH REGARD TO CHAFING, RUBBING OR RESISTANCE TO WEAR. RUBBING AND CHAFING COULD LEAD TO EXPOSED WIRES WHICH COULD RESULT IN FALSE SIGNALS TO THE ENGINE CONTROL MODULE WHICH COULD AFFECT ENGINE PERFORMANCE. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine

Vehicles listed
KENWORTH T6602010
KENWORTH T7002010
KENWORTH T8002010
KENWORTH W9002010
KENWORTH W900S2010

Listing a model year does not mean every vehicle of it is concerned: the document says which.