Originally Posted by TEDFITZ
I have a harminic vibration at about 2200 RPM or when going over a "jiggly" road surface. It manisfests itself in the roadster top behind the drivers headrest. Seems to not be noticeable when the top is down. I can't find anything in the top operating mechanism that seems to vibrate. Anyone have any expereince in tracking this irritation down?
Is your seat directly against the bulkhead, if it is move it up slightly also the passenger seat.