As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED A LOUD BUZZING COMING FROM THE RT SIDE OF THE ACFT, POSSIBLY FROM THE R1 DOOR. CREW STATEED IT STARTED AT ABOUT 5 PSI AND STOPPED AROUND 4.5 PSI. AN EMERGENCY WAS NOT DECLARED AND CREW LANDED WITHOUT INCIDENT. MX INSPECTED AND TRIMMED DOOR DEFLECTOR IAW AMM AND PLACED ON CDL. ACFT IS GOOD FOR SERVICE.