STARTSUP AND DIES

1998 GMC

Tiny

sab10047

January, 12, 2010 AT 9:10 PM

Engine Mechanical problem
1998 Other GMC Models 6 cyl Two Wheel Drive Automatic

what is wrong? The gas filter was taking off and blow through could it now be the fuel pump?

1 Answer

Tiny

mickey-d

January, 17, 2010 AT 8:02 PM

Just because you can blow through the fuel filter, does not mean it's good. You also need to check the fuel pressure at the fuel rail. You could have a weak pump, bad pres. Regulator, or a bad pump relay.

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