As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN AVIONICS DOOR FWD PROXY SENSOR CHANNEL HAS SURFACE CORROSION. (FILED CLOSED) FABRICATED NEW MAIN AVIONICS DOOR FWD PROXY SENSOR CHANNEL (P/N 601R31049-43) IN REF TO BOMBARDIER DWG 601R31049. / REFERENCE CP 22580704 FOR REMOVAL AND INSTALLATION ALONG WITH FS364.00 FRAME SECTOR. COMPLIED WITH 51-900-1003-SKY AND COMPLETED M-337.