As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLIGHT CREW REPORTED THAT WHEN LANDING THE DOOR SEAL STARTED LEAKING, DIFFERENTIAL PRESSURE WOULDN'T HOLD MORE THAN 7.0 PSI. BELOW 6.0 PSI SOUND OF LEAK SUBSIDED. THE MAINTENANCE VENDOR REMOVED THE INFLATABLE MAIN CABIN DOOR SEAL AND INSTALLED NEW INFLATABLE DOOR SEAL. OPS CHECK SATISFACTORY. THE AIRCRAFT WAS RETURNED TO SERVICE.