TL* THE CONTACT OWNS A 2002 CHEVROLET IMPALA . THE CONTACT STATED WHILE STOPPED AT A STOP SIGN, THE PASSENGER'S SIDE AND DRIVER'S SIDE AIR BAGS DEPLOYED INDEPENDENTLY WITHOUT WARNING, WHICH CAUSED THE WINDSHIELD TO SHATTER. THE CONTACT SUSTAINED A BRUISED ARM AND HEAD INJURY BUT DID NOT SEEK MEDICAL ATTENTION. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING. THE MECHANIC STATED THAT THE SDM SENSOR WAS COVERED IN WATER AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 180,000.