Originally Posted by superdutyscaler
but this morning she called and had bad news, shes when of them i start my car and sit in it for twenty minutes and text my friends before i go to work kind of girls but anyways while she was doing this she said the dash goes out then comes back on about two or three times??? What the heck could be wrong, short? And she said while it was idling for twenty minutes the MPG gauge went from 25.7mpg down to 3mpg and then back up to 26mpg and then back to 7mpg??
If your figuring all of this based on the mpg estimator that is your problem. How many miles per gallon do you get when your sitting still? (ZERO!!) and that is what the computer figures in...