1997 Subaru Impreza "loud sound helicopter" Questions

...loud ticking noise from the engine like a helicopter sounds and the car was shaking all over i had to drive slowly home as i thought the car was going to stall.please can u help,thanks. Sounds like ...

...loud helicopter sound at start up I have a 2009 Outback that just started making loud helicopter sound that seems like it's coming from front passenger side. Goes away after driving for 5 ...

...loud,obnixous motorcycle or helicopter noise and the engine shakes. I tried to drive it to Auto Zone to check the engine but it dies. I dont believe its a battery issue because lights,phone charger ...

helicopter, or a tire out of round. the tires are good sounds like a wheel bearing to me.  That would make a really loud noise if you jack the car up, and turn that wheel it should make the noise

...sound...not really a felt vibration, but sounds more like a loud muffler. After a alternator replacement ,the first place I would be looking at is the drive belt for the alternator . The noise ...

...loud,as though there is a motorbike right up close behind me or a helicopter over me,but if i go round a left hand bend it stops for that short length of time hi take a look above the exsust it my be ...

...loud noise and vibrates especially when getting ready to stop it the noise gets louder and bigger or harder....... it feels like the noise and the bangging noise is coming from the trans ... at lower ...

...loud noise when I turn on my a/c or defrost. It sounds kinda like when you used to put baseball cards on a bike tire as a kid...or nearly like a helicopter lifting off. Its mmmaaannyy decibels higher ...

...loud thunder like noise in my '06 CE.. sounded like a helicopter when turning, which stresses that bearing. and was lesser while going straight, but very annoying, as it increased with speed from 10 ...

...loud growling sound This could be one of two things. We will first start with a wheel bearing. When you are driving, does the growling noise get louder as you go faster. Some times is will sound like ...