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-15 CHECK INTERGRANULAR CORROSION WAS FOUND ON EXISTING REPAIR ON EXTERNAL FUSELAGE SKIN BS 908, STR 27 LT TO STR 28 LT. MAINTENANCE REMOVED EXISTING DOUBLERS AT BS 908, STR 27 LT TO STR 28 LT; PERFORMED A HFEC INSPECTION AND FOUND CRACK AT FASTENER HOLE; CUT OUT CRACK AREA OF SKIN; FABRICATED A DOUBLER, FILLER, AND TRIPLER; INSTALLED REPAIR PARTS IAW B737-200 SRM 53-30-03 FIG 48.