Cummins 6.7 engine squeal/squeak on startup
I'm starting to get a constant high pitch squeak after just starting the engine. It seems to go away after driving for some time, as I don't hear it after stopping from driving to our destination. ...
Forum Discussion
Knock the glaze off the belt and pulleys with fine sand paper/scotch bright and the noise will go away. Liquid spray works temporarily but it will return.
