As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NOTICED PROP IMBALANCE ON CLIMB OUT SEA 900 BROUGHT CONDITION LEVERS BACK TO 850 AT CRUISE FL 240 NOTICED NR 2 PROP WAS NOT SYNCING FLUCTUATION 830-860 FOLLOWED BY NR 2 PEC MASTER RPM CAUTION LIGHT. NO OTHER SYSTEMS ABNORMALITIES NOTED, RAN PEC NR 2 EMERGENCY CHECKLIST FOLLOWED BY ENGINE SHUTDOWN CHECKLIST LANDED IN GEG WITH NO FURTHER DEFECTS NOTED. REPLACED ENGINE.