As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) LOUD BANG AND YAW FELT AT CLIMB THRUST 7000 FT , RETURNED. ADDED MAINTENANCE INFO, LT ENG SURGE DET. MSG91827. LANDING SMOOTH. 91827.(SIC) ACTION: DFDR CHANGED. REPLACED EVBC IAW MM-75-31-01. ENG. BOROSCOPE CARRIED OUT. NO FAULTS. ENG. TEST 8, 9 AND 10 CARRIED OUT NO FAULTS. CONS. SERVICEABLE.