Customer states that they always hear a whistle (air noise) coming from the rear B pillar vent(s) when the...
BMW technical service bulletin B640722 for 2019-2022 BMW X5 and 2019-2022 BMW X7.
- Bulletin number
- B640722
- 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.
Owners of these vehicles have filed 19 complaints in the body category.
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