Mechanics

MY 328I HAS A WHISTLING NOISE WHEN DRIVING. I REPLACED THE BELTS AND POWER STEERING PUMP AND THATS WHEN THE NOISE STARTED.DO YOU KNOW WHAT IT MIGHT BE?

1999 BMW 328 • 130,000 miles

My 1999 bmw 328i has a whistling noise when driving. I replaced the belts and power steering pump and that's when the noise started. Do you know what it might be?
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Rosavaughn
December 13, 2011.



You may not have tightened the belts properly.

Rivermikerat
Dec 13, 2011.
Listen to it closely-could be the belt is still loose or a driven component bearing

Rasmataz
Dec 13, 2011.