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BMW TSB #B640722

2020 BMW X7

TSB Document:

MC-10228438-9999.pdf

Affected Component: STRUCTURE

Summary: Customer states that they always hear a whistle (air noise) coming from the rear B pillar vent(s) when the vent is in the closed position. When the vent(s) are fully open, or the air output is set to the footwell position then the noise goes away.

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Date Published: NOV 01, 2022
NHTSA TSB #: 10228438

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