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Old 06-18-2017, 06:40 PM   #11
DJ S
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Join Date: Aug 2014
Location: Southwick, MA
Posts: 590
Default Re: Knock, knock, knock sound

Quote:
Originally Posted by ford-m View Post
Hi Jeff,
Just tried grounding each plug with NO difference in sound. Knock was still there. Might be time to drop the pan ?
Regards,
Michael
Yup, drop the pan. It's most likely the center main bearing as they're usually the first to go.
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