As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 2443690) DURING INSPECTION FOUND SEVERAL CORROSION ON INTERCOSTALS LBL 23 BTW STA 500A TO STA 500D FWD CARGO COMPARTMENT C1. INTERCOSTALS LBL 23 BTW STA;500A TO STA; 500D FWD CARGO COMPARTMENT C1 WERE REPLACED PER B737-900ER SRM 51-40-02-0G.