As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING REVENUE FLIGHT, ENGINE WAS MAKING AN UNUSUAL NOISE ON APPROACH. THE NOISE FOLLOWED POWER LEVER MOVEMENTS AND PARAMETERS SHIFTED NOTICEABLY UPWARD. ENGINE WAS SHUTDOWN AND AN UNEVENTFUL SINGLE-ENGINE LANDING WAS ACCOMPLISHED. POST-FLIGHT INSP REVEALED OIL LEAKING FROM THE INLET AND THE GAS GENERATOR WILL NOT TURN.