What was found
ENGINE 2 HIGH LP VIB CLIMBING THROUGH 11,OOO; HIGH VIBRATIONS DID NOT GO AWAY CLIMBING THROUGH FL; 200. QRH PROCEDURE ACOMPLISHED/EMERGENCY DECLARED/ OVERWEIGHT LANDING. -C/A-A FULL WORKSCOPE WAS PERFORMED TO TROUBLESHOOT VIBRATIONS ON RH ENGINE 902446, FAN BLADE RETAINING PINS WERE REPLACE.