As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT PIT DOOR SURROUND, FWD SHELD ATTACH ANGLE HAS CORROSION. GROUNDED - YES. EVAULATED THE SHEILD ATTACH ANGLE CORROSION NO ALLOWABLE DAMG LIMITS GIVEN IN B737-900ER SRM REMOVED AND REPLACED NEW PART IAW B737-900ER SRM 51-40-02 AND BOEING DWG #146A8123.