Thread: Things to check
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Old 07-08-2019, 11:08 AM   #15
ndfrigi
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Join Date: Jul 2017
Location: SoCal
Posts: 118
check this thread to on some way to check engine noise or humming sound.

http://986forum.com/forums/boxster-general-discussions/75317-diagnosing-weird-sound-engine-bay.html
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