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Old 02-04-2013, 08:01 AM
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jonathan2263 jonathan2263 is offline
Cogito Ergo Zoom
Location: Far Hills , NJ
 
Join Date: Dec 2008
Posts: 3,503
Mein Auto: 325iT
Quote:
Originally Posted by Jsmk23 View Post
I had the car about a month. And it's been making that noise about 3 weeks now. It's starts on a cold startup and gets loud as I accelerate and goes away 5 mins.
The SAP doesn't get louder as you accelerate. It actually gets drowned out by other sounds. So the possible good news is, investigate for a vacuum leak. If its just a torn or loose boot, it's a lot cheaper than replacing the pump.
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