TL* THE CONTACT OWNS A 2008 DODGE CARAVAN. THE CONTACT STATED THAT WHILE STOPPED AT A LIGHT, ANOTHER VEHICLE CRASHED INTO THE REAR OF HER VEHICLE AND HER VEHICLE CRASHED INTO THE REAR OF PRECEDING VEHICLE. THE AIR BAG FAILED TO DEPLOY. A POLICE REPORT WAS FILED. THE CONTACT AND MIDDLE REAR SECOND ROW PASSENGER SUSTAINED BACK INJURIES WHICH REQUIRED MEDICAL ATTENTION. IN ADDITION, THE CONTACT STATED THAT THE VEHICLE WOULD TRY TO CRANK WITHOUT A KEY IN THE IGNITION AND HAD TO DISCONNECT THE BATTERY TO SHUT OFF THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER WHO STATED THAT THE PART FOR NHTSA CAMPAIGN ID NUMBER: 11V139000 (ELECTRICAL SYSTEM) WAS UNAVAILABLE. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 102,000.