ok guys i was out on the bridge a may 80 mph and i slow down to about 60mph cuz i c another ef as i let off the gas car backfires loud as hell and so then i pull over cuz wen i push the gas car has no power and then the car starts back up cuz i had iit in gear .....and when i pull over the car is running very rough and not idlen right if i push the gas it revs a lil and then dies .... i swaped relays same results im thinking fuel pump ?? any info will b helpful ...i have skool tuesday so help me out !!!