While driving on 3 separate occasions my vehicle just stopped. first incident while drive on highway, my vehicle shut off, i was unable to steer or control the vehicle. while stopped, i restarted the vehicle. the second occasion , i was traveling 30 mph and the vehicle just stopped. i restarted it. on the most recent occasion, january 13, 2015, i was at a red light, the car stopped running. when i restarted the car i experienced an electric shock through my car key. i am having a mechanic check out what is happening. this is extremely dangerous and frightening. *tr