1997 GMC Jimmy "tell bad fuel pump" Questions

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Question about GMC Jimmy

1 Answer

...tell you almost for certain your fuel level sending unit is bad, I have been able to fix them though. It requires removing the gas tank and then the fuel pump. You can if your inclined, bend the ...

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...bad, and needs to be replaced.One thing you could try, is have someone crank the engine, and you bang on the bottom of the fuel tank, with either a hammer, or your fist. Sometimes this rattles the ...

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fuel pump is bad. or there is no power going to the fuel pump. if it is a vortec motor, sometimes the spider rail inside the intake gets clogged if oil change isn't done on time over the years. really

Question about GMC Jimmy

2 Answers

...tell me if there is a second power source to the relay(4 pins) and were it comes from...thanks Shawn... Fuel Pump Electrical Circuit OPERATION When the key is turned ON with out the engine running, ...

Question about GMC Jimmy

2 Answers

...bad, but i have not tried to crank the engine in two weeks i just tried to crank the engine and i could hear the fuel pump kick on like normal and the engine tried to crank but it did not crank, i ...

bad because the system it backed up through the oil pressure sending unit. That is what actualy sends the voltage to the fuel pump however the sending unit has a switch inside of it that needs the oil

tell us where the spider sequential fuel injection assembly is located? Sounds like a bad fuel pump. If you turn the key on and don't hear it run, it is the most likely cause. You may be able to smack

Question about GMC Jimmy

5 Answers

...tell the truth, it maybe getting those signals because the circuit in question is so far below level that those two look too much. If I'm not mistaken there is a pressure regulator between the fuel ...

Question about GMC Jimmy

1 Answer

fuel filter, I can hear the pump click on, seems ok??? you might want to check that you gapped the plugs properly dont just go bye the parts store telling you that the plugs are pregapped cause thats

...fuel pump activates when I turn the ignition and there are no engine lights coming on that would indicate what the issue is. Has anyone experienced similar issues and could offer some advice as to ...

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