i was just out runnin some erons this morning in my 95 county lwb, and threw in reverse it completely shut off nothing was working. so i turned the car off and it started up fine then i had to reverse again and it did the same thing as i got home i reversed in front of my drive way and it sputterd a little bit but i gave it some gas and it didnt do is this something serious and not be driven till it gets fixed it has never done this before....