What was found
AIR DIVERSION DUE TO: DURING CRUISE FO HEARD A LOUD POP THEN VERY LOUD HUMMING NOISE FROM WINDSHIELD POST. CABIN CLIMBED SLIGHTLY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIR DIVERSION DUE TO: DURING CRUISE FO HEARD A LOUD POP THEN VERY LOUD HUMMING NOISE FROM WINDSHIELD POST. CABIN CLIMBED SLIGHTLY.