TL* THE CONTACT OWNS A 2005 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING AT APPROXIMATELY 50 MPH, A SPEED BUMP WAS ENCOUNTERED AND THE CONTACT LOST CONTROL OF THE VEHICLE. AS A RESULT, THE VEHICLE STALLED AND CRASHED INTO AN EMBANKMENT AND GUARDRAILS. THE AIR BAGS FAILED TO DEPLOY. THE CONTACT SUSTAINED A BACK INJURY THAT DID NOT REQUIRE MEDICAL ATTENTION. A POLICE REPORT WAS FILED. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE IGNITION SWITCH NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 14V400000(ELECTRICAL SYSTEM). THE FAILURE MILEAGE WAS 60,000.