Thread: Super loud chirping noise when driving and idle
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Old 08-22-2018, 10:38 PM   #30
Diegov
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Join Date: Sep 2017
Drives: 12 328i f30 FBO, 135i n54 FBO, PI,
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Quote:
Originally Posted by highway7 View Post
Doesn't sound like HPFP.


Can be TOB, does noise change with clutch in/out?


You can try removing belt and turning each accessory or idler by hand and listening for a squeak
Im going to tell her to do that as well.
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