THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THAT SOME VEHICLE MAY HAVE A WATER LEAK INTO THE CABIN. WATER STAINING MAY BE SEEN IN THE HEADLINER OR WATER MAY BE ON THE FLOOR. TECHNICIAN WILL INSPECT THESE AREAS FOR WATER INTRUSION ROOF DITCH, REAR GLASS, CENTER HIGH MOUNTED STOP LIGHT, WINDSHIELD, COWL SEAM, HEATER-VENT-AIR CONDITIONING DRAIN TUBE, PILLAR AREA, AND THE PRESSURE RELIEF VALVE.