1978 Kenworth W900A TSBs
2 Technical Service Bulletins across 1 categories
Engine
2 bulletins10040181
PACCAR: ENGINEERING STANDARDS HAVE CHANGED AND THERE ARE NOW ENGINES WITH HEAT TREATED BOLTS.
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*RM
10040180
PACCAR: A SOFTWARE UPDATE IS CAUSING THE CHECK ENGINE LIGHT TO COME ON.
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*RM