As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3015 CLIMBING THROUGH FLIGHT LEVEL 200 ON AP2 SLUTTER VIBRATION BEGAN. MILD FLUTTER CONTINUED THROUGH FL 260. NO INDICATIONS ON FLIGHT CONTROL PAGE. CLIMBING SPEED WAS 320KTS REDUCED TO 300 AND STILL FELT FLUTTER. CORRRECTIVE ACTION: R/R RT OB ELEVATOR SERVO CONTROL ACUATOR PER A321 AMM 27-34. OPS AND LEAK CHECK GOOD. (5523968)