As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE. TRAPPED WATER INDICATION ON ELEVATOR UPPER SKIN PANEL HONEYCOMB CORE CELLS LOCATED AT 47.5 IN. OUTBOARD FROM RIB 5 AND 3.5 IN. FROM TRAILING EDGE ON LT HORIZONTAL STABILIZER. REPAIRED UPPER SKIN PANEL HONEYCOMB CORE PER SRM 55-21-11-300-005.