As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED THAT THE L1 DOOR SEAL WAS VIBRATING AND MAKES A LOUD NOISE. AN EMERGENCY WAS NOT DECLARED AND LANDED WITHOUT INCIDENT. MAINTENANCE PERFORMED PRESSURIZATION TEST IAW AMM AND NO DEFECTS WERE NOTED. ACFT IS GOOD FOR SERVICE.