Originally Posted by VPUPPY
what do you mean a big spark? try cleaning and tightening your battery terminals. if your car runs fine after jumping it, then your battery is bad. if your car does not run for but a few seconds after jumping it, its your alternator.
My car runs fine WHEN i can get it started by jumping it.
In the past month it hasn't started once. When I jump it, I turn the key over, I have power, and then I turn it to position three and all It does is spark and lose power with the cables still attached. It sparks at the cables.