As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TRIP NR 1161270 CREW REPORTED SEVERE AIRFRAME VIBRATION COMING FROM THE RT SIDE. DECISION WAS MADE TO DIVERT. MAINTENANCE DISCOVERED THE RT STARTER GENERATOR AS CAUSE OF THE VIBRATION; POSSIBLE BEARING FAILURE OR WARPED STATOR ASSEMBLY. THE GENERATOR WAS REPLACED.