As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LCQ - MAJOR REPAIR - DURING C-12 CHECK A .875 INCH CRACK WAS FOUND IN FUSELAGE SKIN BELOW THE LT HORIZONTAL STABILIZER AFT OF ATTACH POINT AT BS 1138, STR 7 LT. MAINTENANCE REMOVED CRACKED SECTION OF SKIN BELOW THE LT HORIZONTAL STABILIZER AT BS 1138, STR 7 LT; FABRICATED A NEW REPLACEMENT SECTION OF SKIN PER DWG 65-48240; INSTALLED REPAIR PART IAW B737-300 SRM 51-40-02 PG 1.