What was found
MULTIPLE WARNING AND STATUS MESSAGE WITH STAB TRIM RUNAWAY. POST INSPECTION FOUND EMERGENCY ESCAPE HATCH LEAKING. RESEALED ESCAPE HATCH PER AMERICAN EAGLE ENGINEERING TECHNICAL NOTICE CR-52-018 WITH NO LEAKS NOTED. PERFORMED MULTIPLE SYSTEM OPERATIONAL CHECKS IAW CRJ AMM 28-23-02, 31-41-04, 27-50-00, 71-00-00 AND 27-61-05 WITH NO DEFECTS. AIRCRAFT PERFORMED FUNCTIONAL CHECK FLIGHT WITH NO DISCREPANCIES NOTED. AIRCRAFT RETURNED TO SERVICE.