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International Automotive Technicians Network
Re: 3306 CAT
Posted to HD/Fleet Forum on 10/4/2018

Hi Jeff,

Have you eliminated all suction lines and run your fuel supply to a bucket of clean fuel?

It's an easy thing to do to verify if you have a suction leak, or not.

Of course a sight glass in the suction is also a valuable tool to look for leaks as ... Login to read more.