What was found
SAL - C19 - MAJOR REPAIR - CORROSION ON UPPER, LOWER, & MIDDLE CLEVIS JOINT OF LEFT HORIZONTAL STABILIZER AT ELEVATOR HINGE LINE 113.25. REPAIRED UPPER, LOWER, & MIDDLE CLEVIS JOINT OF LEFT HORIZONTAL STABILIZER AT ELEVATOR HINGE LINE 113.25 IAW B737 55-10-10.