for some reason ever since I've had my car it has the habbit of just shuting off on me not the motor just the battery goes dead some times while the car is on and on top of that every time i take it to ford they tell me they can't find anything I would think it was the alternator but the tell me its fine now my temp gauge need is upside down ever since the last time it shut off.it doesn't do it all the time every couple of months its been awhile about 9 months.But now I m over my miles and now they say oh well since we never found anything we can't help you.I have a 05 by the way.any ideas