As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTOPILOT A INOP. GROUNDED - YES. FCC-A LOGGED 75 FAULTS AT FL360. MOST PERTAINING TO LEFT ADIRU. LEFT ADIRU LOGGED 34-21023, AOA SIGNAL FAIL FOR THREE LEGS.REMOVED & REPLACED LEFT AOA VANE. REF B737-9 AMM 34-21-05-000-801 & 34-21-05-400-801.