What was found
AIRFRAME VIBRATION AND HUMMING SOUND. INSP GROUND PWR SERVICE DOOR. NO DEFECTS NOTED. RESECURED DOOR CLOSED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRFRAME VIBRATION AND HUMMING SOUND. INSP GROUND PWR SERVICE DOOR. NO DEFECTS NOTED. RESECURED DOOR CLOSED.