Thread: Boxster Whine
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Old 09-01-2016, 06:47 PM   #3
Gelbster
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Join Date: May 2014
Location: S.California
Posts: 2,029
or idler bearings
Remove the serp belt and run it briefly to listen.If no noise check each idler+tensioner bearing and alternator .
Pelican has a good diy on this
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