What was found
F/A REPORTS AFT PAX DOOR LOUD NOISE. CLIMBING OUT OF 8000 FT MSL STILL DESCENDING TO 10000 FT MSL, NO PRESSURIZATION ISSUES. RETURNED TO FIELD. LANDING UNEVENTFUL. R & R AFT PAX DOOR SEAL IAW AMM TASK 52-12-21-000-802/400-802 AND 52-00-00-850-801. PRESSURIZED THE ACFT IAW AMM TASK 21-00-00-863-801. NO LOUD NOISE NOTED FROM THE AFT PAX DOOR. DE-PRESSURIZED THE ACFT IAW AMM TASK 21-00-00-863-802. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.