thanks. I have had this noise for about three weeks(less than 15 mi/wk), just got a cel, p1518, working on that, shouldent the knock sensor have come on then?

99' SVT #811 of 2760 Born on january, 12, 1999. "This may have been his only shot at number one, but he just sucks on so many levels that I couldnā??t even let him win a contest of suckiness."