when i frist start the van it runs fine after about 3/4 miles it wont take gas and backfires when i try to give it gas and the longer it runs the worst it get until it just stops let it set for awhile and its fine for a little bit and then goes back to the same thing could it be the cat. is bad ?
wont take fuel on 1990 Dodge Ram Van B250
Really need to check fuel pressure. How old is your fuel filter? Any check engine lights? How old are the wires and how old is the coil? These are some of the issues that I would inspect.