As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAINTENANCE OBSERVED DEFORMATION OF FUSELAGE SKIN AT LAP JOINTS AT STATIONS 348.25 & 430.75 UNDER STRINGER 16. REPAIRS MADE INCLUDED REMOVAL OF EXFOLIATED SHIMS AND FAILED BONDING AGENT. PREVIOUS REPAIRS OF THIS TYPE AND ON THIS MODEL HAVE DISCLOSED PRIOR USE OF BARE ALUMINUM SHIMS AT LAP JOINTS.