DT*: THE CONTACT STATED WHILE DRIVING 55MPH ON ROUGH SLIPPERY ROADS THE VEHICLE SLID OFF THE ROAD. AFTER PULLING BACK ON THE ROAD, THE VEHICLE STARTED FISH TAILING AND WENT OVER A TWENTY FOOT EMBANKMENT. THE VEHICLE UPROOTED A TREE. DURING THIS TIME THE FRONTAL AIRBAGS FAILED TO DEPLOY. MODERATE HEAD INJURIES WERE SUSTAINED BY THE DRIVER. THERE WAS A POLICE REPORT FILED. THE INSURANCE COMPANY DETERMINED THE VEHICLE WAS A TOTAL LOSS, BUT HAS NOT INVESTIGATED THE REASON FOR THE AIRBAG FAILURE.