I have a 98 grand Cherokee 4.0 automatic.. it ran and drove fine until the fuel pump went out I put a brand new fuel pump in it the battery died charged it and now it will start run for a second shut off.. I lost the original keys long time ago so I've been using a screwdriver to start which...
Did you ever figure out what it was? I just bought a 98 grand Cherokee 4.0 and it's doing the same thing. New fuel pump good fuel pressure can't figure it out.