As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: PILOT REPORT OF POSSIBLE TAILPIPE FIRE LEFT ENGINE RECEIVED FROM ANOTHER AIRCRAFT. NO ABNORMAL INDICATIONS IN COCKPIT. MAINTENANCE ACCOMPLISHED JOB CARD 78-95-24, REMOVED AND REINSTALLATION OF LT ENGINE PRIMARY NOZZLE. FOUND NO DAMAGE TO FLAME ARRESTOR OR ANY LEAKS AROUND THE OIL COVER. ACCOMPLISHED JOB CARD 4917, CHIP DETECTORS, NO DISCREPANCIES NOTED. REPLACED LT ENGINE LUBE UNIT IAW AMM 79-21-01. ACCOMPLISHED ENGINE RUN IAW AMM 71-00-00. NO LEAKS NOTED.