As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 2744 THE CREW REPORTED SMOKE EMINATING FROM THE TOP AFT EDGE OF THE LEFT ENGINE, UP UNTIL AT LEAST 15 MINUTES AFTER SHUTDOWN. THE CREW NOTED IT SEEMED LIKE OIL OR HYDRAULIC FLUID SMOKE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE LEFT ENGINE IAW WC 71-000-00. THE OPERATIONAL AND LEAK CHECK WERE GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.