As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-15 CHECK, AN AREA OF DISBOND WAS FOUND ON LT WING NR 3 SLAT INBOARD TRAILING EDGE TIP BETWEEN SLAT STA 12.25 AND 15.25 LT. MAINTENANCE REMOVED DISBONED NR 3 SLAT SKIN; FABRICATED A FILLER AND DOUBLER; INSTALLED REPAIR PARTS IAW B737-300 SRM 51-70-10, FIG. 30.