This guide shows you how to slacken off the belt, its a 5min job... http://www.vr6oc.com/e107_plugins/forum/forum_viewtopic.php?155363 obviously you dont need to take the whole tensioner pulley off, just use the bolt shown to losen it off and spin it while its in place, if its not the tensioner pulley then lean down and spin the water pump one...