As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LH SLAT TRACK #4 PINION TEETH (2EA) HAS EVIDENCE OF CORROSION WITH NO PREVIOUS REWORK REF 5742-01028-02A. LIAISON ENGINEERING SUPPORT WILL BE REQUIRED BEFORE FURTHER FLIGHT. COMPLIED WITH ERA 625409-14AD AND PRI 625409-14AD MATCHES. (LP# 0884825)