1999 BMW 328 Series "vacuum makes noise" Questions

makes a high ptiched whislting noise that gets louder as i accelerate down the street,can anybody help me wit this problem sounds like a vacuum leak Robert the air intake tube that runs to air cleaner

...makes noise. Could either be a bad vacuum line or the TSB for the IWE solenoid. If you have the truck running in park ( parking brake, chock wheels, necessary safety precautions ) check the vacuum on ...

makes a vacuum noise when i put on the brakes and the brakes go to the floor and then my abs, trac off and service vehicle soon light comes on. Does that mean the master cylinder is bad yes the master

...noise but vehicle is not going into 4 wheel drive. Sounds like your front axle is trying to engage but does not engage fully.check your vacuum going to the t-case switch and then if that is ok check ...

makes a high pitched whinning noise while the engine is running. However when I give it gas it quiets down until I let off. I am not sure if it is the Serpentine belt or a pulley..... that sure sounds

...makes weird funny noises at idle when engine vacuum is the greatest. But you won't hear it when yo begin to accelerate. Common problem with these vacuum hoses. Verify that the hose is the problem and ...

...vacuum in the engine is so good that the engine makes noise until I loosen the oil filler cap Make sure your PCV is not restricted causing pressure to build up in your crank case. thts what this ...

...noise can be a Vacuum leak. Sometimes when installing an Air filter, the ductwork is not reconnected perfectly. A PCV valve can sometimes make a noise. The spring tension inside the PCV valve should ...

...cold noise goes away when warm noise comes from front of engine Engine vacuum leak . Videos on youtube showing how to find a vacuum leak . The intake manifold gaskets would be a likely possibility

makes that noise again and shuts off Do you know what the problem is check for vacuum leak should be pretty obvious, check under hood, and listen for vacuum noise while having someone start it for you