As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE REMOVED DUE TO HIGH COMPRESSOR VIBRATIONS. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: STEPWEAR BEYOND MAINTENANCE MANUAL SPECS ON SPURGEAR FWD AND AFT SPLINES. INSTALLED NEW SPURGEAR. PART HELD AT EAI FOR WARRANTY APPLICATION. REFERENCE: AFA#24409A.