As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN DOOR WAS MAKING A LOUD NOISES ON APPROACH INTO MORRISTOWN. PASSENGERS AND FLIGHT ATTENDANT NOTICE IT. NO NOISE ON TAKEOFF. REMOVED MAIN CABIN ENTRY DOOR SEAL & INSTALLED NEW MAIN CABIN ENTRY DOOR SEAL IAW CL350 52-11-28. ALL OPS AND LEAK CHECKS GOOD.