2000 Pontiac Grand Am GT "3 fuel pressure" Questions

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Question about Pontiac Grand Am

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3 4 Fuel pump was bad replaced fuel pump car started and ran fine car sit for three hours wouldn't start turns over fine has fuel pressure,spark etc. spray carb cleaner in throttle body car will start

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...3-5 times and then start the car. If it starts right up than i'm pretty confident you are loosing fuel pressure. Two things commonly cause this. The fuel pump or the fuel pressure regulator. ...

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fuel injector 3 control circuit malfunction P0204 fuel injector 4 control circuit malfunction P0300 multiple engine misfire detected P0301 cylinder 1 misfire detected P0302 cylinder 2 misfire detected

...need to install a fuel pressure gage in the system and it should be about 35lbs pressure, if its not within about 3 to 5lbs if not then the pump will need to be replaced, change the fuel filter

fuel rai. replaced ignition 3 times in the pass 9 years and also the bcm......this is total ********.... can you help....thanks Well then if no pressure at fuel rail then go to pump and in line filter

...3 more gallons of gas in and I can still hear the pump run but the car is not firing....should I change the filter WHEN YOU RUN OUT OF GAS IT WILL CAUSE FUEL PUMP DAMAGE CAUSING IT TO OVERHEAT.CHECK ...

...fuel rail and to the injectors. Listen for the pump to turn on.) If you have gas up to the engine, and the starting fluid caused nothing, check for spark. Buy a spark tester from a parts store and ...

Question about Pontiac Grand Am

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...fuel pressure at the injectors before you first crank the engine. It should have at least 25-30 psi of pressure after sitting overnight. And the pump relay should power the pump for 3 or 4 seconds ...

Question about Pontiac Grand Am

1 Answer

...fuel systems 0 to about 10 psi. Get or make a o2 adapter and hook gauge to check exhaust back pressure. Should be maximum 3 psi or less. Willing to bet you'll peg the gauge. To make an adapter bust ...

Question about Pontiac Grand Am

1 Answer

3 injector will constantly spray fuel. Need help dont Know why all the injectors are supposed to constantly spray fuel when the car is runing, but on the hard to start it might be a worn out fuel pump

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