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by 60'srfun
19 Jul 2007, 08:17
Forum: S60, V70, V70-XC 2001-07
Topic: 2003 S60 a high pitched hum/buzz, under hood
Replies: 2
Views: 1617

You are experiencing what I called the incredible singing Volvo syndrome. First go start your car when the whine begins remove the oil fill cap, the noise will go away. Go to Volvo and get a new PCV valve and the problem is fixed. :lol: