As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT GT 9991 - ENGINE NR 2 VIBRATION OCCURRED DURING CLIMB-OUT AND INTERMITTENTLY DURING FLIGHT. AFTER 4 HOURS FLIGHT TIME THE LEVEL OCCASIONALLY EXCEEDED 5.0, NR 3 EGT AVERAGED ABOUT 18 DEG HIGHER THAN THE OTHER THREE. REMOVED AND REPLACED NR 3 ENGINE IAW ATLAS AIR MAINTENANCE CARD A717107 GTI REF MM 72-00-00. REF LOG PAGE 546127. (M)