wont start on 1998 Chevrolet 2500 Pickup

im thinking its the fuel pump replaced the fuel filter still no dice im stuck without a fuel pressure gauge so i stuck a screwdriver tip into the scrader valve with switch on some gas came out but shouldnt it fly out even if briefly?

by in Kings Mountain, NC on April 13, 2011
1 answer 1 comment
ANSWER by , April 13, 2011
Have you checked for spark? Need both to start engine. When you checked at valve was key on in the run position?
COMMENT by , April 13, 2011
Should have said that yes switch was on changed fuel filter and pump still making racket like always. Even thumped the tank.