WHEN THE DRIVER PUT THE KEY IN THE IGNITION, THE AIR BAG DEPLOYED. THE DRIVER SUSTAINED MINOR FACIAL BURNS AND BRUISES AND WAS TAKEN TO THE HOSPITAL EMERGENCY ROOM. A BUICK ENGINEER DETERMINED THERE WAS A DEFECT IN THE AIR BAG, BUT COULD NOT DETERMINE WHAT CAUSED AIR BAG DEPLOYMENT. *AK *CB *JB