Crank No Start no Fuel pressure

1996 GMC SUBURBAN
140,000 MILES
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FORDTECH
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Already replaced Fuel pump and Fuel filter,,,
Jun 3, 2012 at 10:29 PM
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FORDTECH
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is there some sort of bleeding proceedure i didm't know about?? Or why when i check for fuel pressure i have fuel present but no pressure??
Jun 3, 2012 at 10:43 PM
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JACOBANDNICKOLAS
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No bleeding required. Have you checked to make sure the pump is good? Is it running? Is the relay good? Is it getting 12 volts?
Jun 3, 2012 at 11:18 PM
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FORDTECH
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I feel the relay clicking and replaced it with a known good relay with no change... can i check for voltage at harness side of connector with connector unpluged?? and at should only read for the 3 sec. that the relay is turned on... right?
Jun 3, 2012 at 11:26 PM
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FORDTECH
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and when i replaced the pump i pluged it in and it ran/ pushed fuel out not sure how much psi....
Jun 3, 2012 at 11:29 PM
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FORDTECH
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and what pins should i read 12 volts???
Jun 3, 2012 at 11:31 PM