89 grand prix 2.8l.when i turn the key it wont turn over and i noticed gas on the ground. come to find out its coming out of the throttle body. seems like all the injectors are pumping fuel at once.

20

Asked by falanga420 Jan 21, 2014 at 08:24 PM about the 1989 Pontiac Grand Prix LE

Question type: Maintenance & Repair

3 Answers

39,775

a vacuum controlled fuel pressure regulator has a vacuum hose and a diaphragm is inside to regulate. if diaphragm splits it sends fuel down the hose to intake. excessive fuel will block piston, you cannot compress a liquid

1 people found this helpful.
20

the amount of gas that came out was unbelievable. i opened the throttle body and it poored out

1 people found this helpful.

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