Thread: N52 knocking sound
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      03-20-2025, 11:25 PM   #2
E90N52Xenon
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Drives: 2011 BMW 328I
Join Date: Mar 2025
Location: Tampa

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is it a knocking sound or more like a tick? On my N52 my vanos bolt failed and caused a tick (which is sometimes covered under an extend warranty)
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