As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCI - MADE UNSCHEDULED LANDING ON ACCOUNT THAT THE LEFT ENGINE SHUT DOWN DUE TO POWER LOSS. FOUND METAL IN TAIL PIPE. REPLACED ENGINE S/N 3214. INVESTIGATION INTO LEFT ENGINE SHUT DOWN DUE TO LOSS OF POWER REVEALED NR 3 BEARING MFG P/N 739483 FAILED, DISENGAGING ACCESSORY GEARBOX DRIVE. ENGINE S/N 3214 WAS REPAIRED AND RETURNED TO SERVICE. ENGINE TOTAL TIME 32,672. ENGINE TOTAL TIME 17,193. (W)