DURING FRONTAL COLLISION INTO REAR OF LEADING CAR AT 35MPH, MY BMW FAILED TO DEPLOY AIRBAGS AND DRIVER SEATBELT DID NOT LOCK, CAUSING DRIVER TO COME VIOLENTLY FORWARD TO WITHIN 1 INCH OF STEERING WHEEL, THEN THROWN HARD BACK INTO SEAT CAUSING NECK AND BACK INJURIES AND A SEVERE CONCUSSION TO THE REAR OF BRAIN, CAUSED BY IMPACT OF REAR OF SKULL INTO HEAD REST