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1998 BMW 740iL 4.4L Vent System?
Posted to European HVAC on 12/2/2003 8 Replies

This noise is not apparent when the car is not moving

It sounds like wind noise in the HVAC system. Starts to "whistle/buzz" at around 20 MPH and gets worse the faster you drive. It almost sounds like a warning buzzer?

Again the noise is only there when the ...

8 Replies Received (View Replies)

  Related Documents & Media  1998 BMW 740iL

 
Message Closed w/FIX

car Vehicle Data

1998 BMW 740iL

VIN WBAGT8327W
Engine4.4 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
AffectedVent System?
ConditionsWind Noise
Message Closed w/FIX

car Vehicle Data

1998 BMW 740iL

VIN WBAGT8327W
Engine4.4 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
AffectedVent System?
ConditionsWind Noise