As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING CLIMB OPERATION, THE CREW REPORTED OIL ODOR IN THE CABIN. THE ENGINE CONTINUED WITHOUT REPORTED OPS ISSUE TO AIRPORT AND LANDED UNEVENTFULLY. VISUAL INSPECTION REVEALED OIL ON LP IMPELLER AND THE PROPELLER DIFFICULT TO ROTATE AFTER SEVERAL HOURS OF ENGINE BEING SHUTDOWN.