As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GRR - FLIGHT NR 3378 - CREW REPORTED THAT AFTER TAKEOFF THEY HAD NO OIL PRESSURE IN THE LEFT ENGINE. MAINTENANCE INSPECTED AIRCRAFT AND REMOVED AND REPLACED THE LEFT ENGINE PROP ACTUATOR IAW HAMILTON STANDARD MM 61-13-04. OPERATIONAL AND LEAK CHECKS WERE GOOD IAW EMB120 MM 61-00-00. AIRCRAFT RELEASED FOR SERVICE. (M)