Quote:
Originally Posted by ILUVMILS
It's probably the secondary air injection pump. Some people say it sounds like a vacuum cleaner. Is it a really high-pitched whine?
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yes, sorta sounds like a high pitched whine. is that bad?
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Current cars:
2001 MB E55 AMG
2003 Honda S2000
2000 Honda CRV
Gone but not forgotten:
2004 BMW 325i 5sp sport
1999 BMW 540i sport
1997 MB E420
1995 BMW M3 coupe
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