i have had my power steering/ac belt come off a few times and didnt know what was wrong, finally i brought it into a shop and was told that i needed a new idler. Is this what i need?
http://cgi.ebay.com/ebaymotors/ws/eBayISAP...sspagename=WD1V
if not, what do i need to make sure these belts dont keep getting thrown off?