As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DEPARTED CARTERSVILLE AIRPORT AND PASSING 2000FT MSL THE MASTER CAUTION AND OIL PRESSURE LIGHTS ILLUMINATED. THE CREW NOTED 0 OIL PRESSURE ON THE LEFT ENGINE AND RETURNED TO THE AIRPORT FOR AN UNEVENTFUL LANDING. GROUND CREW NOTED AN EXTENSIVE OIL LEAK AND COULD HEAR A GRINDING NOISE COMING FROM THE ENGINE WHILE ATTEMPTING TO ROTATE IT BY HAND. THIS ENGINE HAS 78.6 HOURS OPERATING TIME SINCE COMPLETION OF MAJOR PERIODIC INSECTION AND CORE REPAIR. ENGINE REMOVED AND RETURNED TO OVERHAUL FACILITY.