2006 Kenworth T300 TSBs

THIS IS A FIELD CAMPAIGN TO MODIFY THE TURBOCHARGER OIL DRAIN PLUMBING. MODEL T300, MY 12/13/06-07/09/08. CSC LETTER REC'D. *PE

UPGRADE ENGINE CONTROL SOFTWARE FOR PACCAR PX 8 AND CUMMINS ISL ENGINES TO ENHANCE PERFORMANCE AND RELIABILITY. *PE

ANY MODEL KENWORTH EQUIPPED WITH THE 2007 EMISSIONS COMPLIANT ISX ENGINE AND OPTIONAL DAVCO 382 FUEL FILTER, BUILT PRIOR TO 8/11/08, *PE

PX-8 AND ISC ENGINES-ENGINE WARNING LIGHT ON. *PE

*KB

appropriate tests for battery warranty are performed in order to prevent battery warranty claims filed with incorrect or incomplete information.

to water intrusion and corrosion in some vehicles.

The customer communication requested return of unsold inventory to inspect alignment pins and knobs. The alignment pins may be weak which cause them to break and knob material may be weak which could cause them to break. Breaking of the alignment pins or knob could prevent adjustment of the climate control system.

2 chassis added to the chassis list. Peterbilt: Dealers should check the chassis list and SIR weekly for VIN changes. 10 chassis added to the chassis list."

*RM

Washer pumps may fail to spray due to a clogged filter.

A/C compressor.

INFORMATION ON THE FRONT DRIVE AXLE SPEED WARNING DISPLAY. *RM

201 T300S ORDERED WITH SALES CODE 1081300 AND BUILT BETWEEN 01/02/06-12/03/07. *PE