Loss of all electical power to vehicle as though battery failure. Dashboard goes out at times and I am unable to see how fast I am going or if the car is even in drive. Service Stabilitrack light comes on, but goes away. While driving my car door locks. They would lock, unlock. DVD/Nav and Radio shuts off.Air bag light comes on. Driver seat was not working , took it to a mechanic and it read bad motor for seat. About a week ago, the seat started to work again, which worried me. Our mechanic was also worried because he believes itâs an electrical problems which may be very dangerous on the road. The smell of a plastic like fume lingers sometimes.