Jul 23, 2008 #1 M Miranda Member Joined May 14, 2008 Messages 245 Reaction score 0 Points 16 while at red lights or stop signs etc.....
Jul 23, 2008 #2 B BobH Member Joined May 14, 2008 Messages 88 Reaction score 0 Points 6 If the PCV is carboned up, it won't close at idle. It'll act like a vacuum leak.
Jul 23, 2008 #3 R RobertM Member Joined May 14, 2008 Messages 267 Reaction score 0 Points 16 You probably have a clogged PCV valve or a clogged idle air control valve. Both can be cleaned with a can of Gum-out. Good Luck!!!
You probably have a clogged PCV valve or a clogged idle air control valve. Both can be cleaned with a can of Gum-out. Good Luck!!!