As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENTRY DOOR POTENTIAL SEAL LEAK , LEAKING NOISE MOST OF THE FLIGHT ALL ALTITUDES, SOUND APPEARS TO COME FROM BOTTOM OF DOOR FOUND SEALANT MISSING FROM SEAMS IN SILL PLATE. REPLACED SEALANT. PRESSURIZED A/C AND FOUND NO MORE LEAKAGE/NOISE FROM CREW ENTRY DOOR. REF MM 05-51-24.