As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ANNUAL INSPECTION, FOUND BOTH AILERONS TO HAVE CONTROL LOOSENESS INTERNALLY. REMOVED AILERON ASSYS AND FOUND BOTH TO HAVE LOOSE RIVETS AT TORQUE TUBE TO AILERON ATTACHMENT. SUSPECT AIRCRAFT EXPERIENCED HIGH WINDS FROM REAR WHILE PARKED. GUST LOCKS ON AILERONS PROPER, WOULD PREVENT THIS.