The only car we've had that had electrical problems was a Toyota - where the instruments would keep cutting out. Turns out this was caused by the sunroof... Ed

The only car we've had that had electrical problems was a Toyota - where the instruments would keep cutting out. Turns out this was caused by the sunroof... Edit: Sunroof leaked, water collected at lowest point inside car where Toyota had decided to locate electrical connectors that fed the instruments.