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Message: <blockquote data-quote="mike97gt" data-source="post: 590752" data-attributes="member: 9610">take off your valve covers, pull the fuel pump fuse and crank it over a few times. see if anything is out of place. and listen to see if you can pinpoint what side and where this noise is coming from.or you can run it and take a long screwdriver with plastic handle (or if you happen to have a stethoscope handy use that) and put it to your ear and all along the valve covers, front cover and head if you can get that far down. might be able to hear the noise become louder at a certain spot.i'd try everything i could before sending it for troubleshooting at the dealership for $140/hr.there is only so much that can tick. did you check to make sure that all the valve retainers are installed properly. i had a tick from the top end of a caterpillar 777F and was told to leave it. not even a month later it dropped a valve and became a $16000 warranty job. luckily didnt destroy the piston.maybe check a few things out yourself before spending money on something that you could do yourself or with a little help from a service manual.</blockquote>