TL*THE CONTACT OWNS A 2005 FORD F-150. WHEN THE CONTACT STARTED THE IGNITION, THE AIR BAG SUDDENLY DEPLOYED FROM THE STEERING WHEEL. THE DRIVER SUSTAINED MINOR BURNS AND CUTS TO THE LEFT ARM AND RIGHT SIDE OF THE FACE. THERE WERE NO WARNINGS PRIOR TO THE FAILURE. THE AUTHORIZED DEALER WAS NOTIFIED OF THE MALFUNCTION. THE VEHICLE HAS NOT BEEN REPAIRED. THE FAILURE AND CURRENT MILEAGES WERE 51,100.