1996 Cadillac Seville CA Value "fuel pump prime connector 96" Questions

...fuel pump primes and the car starts, and then stalls after about 1 sec of running. If I try to restart it it just spins over. If I turn it to the off position it starts right back up. I had a custom ...

...fuel pump is always a pain on trucks becasue you have to remove the tank to gain access. The pump is bolted in on the top side of the tank. I hope it doesn't have a full tank of gas as it needs to be ...