What was found
WHILE IN C-CHECK, THERE IS CORROSION ON THE INTERIOR STRUCTURE OF THE ALC DOOR, AROUND LIGHTENING HOLES, AROUND NUTPLATE HOLES, AND INSIDE ALL OF THE LIGHTENING HOLES AT THE TOP OF THE ALC DOOR, MARKED. THE CORROSION WAS FOUND TO BE OUT OF LIMITS ON VARIOUS STRUCTURES ON DOOR. THE DOOR WAS REPLACED WITH A NEW DOOR