Originally Posted by hook2233
have no idea-what is that? probably is -ac does not act on own as you say--you may have solved the noise--
Actually, the 'Active Air' would come into play while driving. The more likely sources, are the fuel pump and the cam phaser(it controls the Variable Valve Timing). These are the things that you hear at startup.
Crimson Red G6 GTP Coupe / 6 MT
"Power And Performance Beyond OEM Restrictions"
'Sold**8/14/2008, but not forgotten'
Last edited by Kman; 05-28-2006 at 09:39 AM.