As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT CRUISE ALTITUDE FL410 A PULSATING THUMP COULD BE FELT IN BOTH CONTROL COLUMNS. INSPECTED, ALL PANELS, FLT CONTROLS DOORS ETC. NO DEFECTS NOTED. REMOVED AND REPLACED RT AOA COMPUTER IAW MM 34-14-01 C/W FT OF AOA SYSTEM PER SAME OPS CHECK GOOD.