98 z makin screazin noise

hey whats up guyz girl owns a 98 z24 an its makin thise screamnin noise under the hood sounds like a pulley its not the belt wanna know if anyone has had this problem an knows what it is let me know asap thanx

probably your idler pully... then have a tendency to do that when they fail. Had to help a buddy replace his on his 01 2.2.. what fun they are...

So There A Pain In The Azz?how Much Do They Cost An Where Should I Get One?