1998 KENWORTH KENWORTH TSBs (4)

Bulletin:
980415981314
Component:
061000 engine and engine cooling:engine
Summary:
Condition with purge valves that intermittently stick open. *yc
Bulletin:
4231
Component:
062000 engine and engine cooling:cooling system
Summary:
Condition with incorrect high water temperature warning switch installed on '98 cat 3406e engines. *yc
Bulletin:
98KWI
Component:
061100 engine and engine cooling:engine:gasoline
Summary:
The routing of kenworth engine wiring and caterpillar fuel lines near ecu on caterpillar 3406e engines may result in a rubbing condition which can in turn cause a fire without warning.
Bulletin:
TIB-44-17
Component:
061200 engine and engine cooling:engine:diesel
Summary:
Kenworth trucks: reduced engine power from fuel starvation. any model kenworth equipped with the 2007 emissions compliant isx engine and optional davco 382 fuel filter, built prior to 8/11/08, *pe

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