As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THERE IS AN INTERMITTENT VIBRATION IN THE CONTROL YOKE. THE VIBRATION IS BOTH TACTILE AND AUDIBLE. IT OCCURS INTERMITTENTLY IN FLIGHT AT ALL ALTITUDES AND AIRSPEEDS. REPLACED IND HINGE ASSY AND ECCENTRIC ON LT OTBD SPOILER. OPS CHECKED SATISFACTORY. ALL WORK IAW MM 27-60-00.