2004 Chevrolet Impala "testing fuel pump chevy" Questions

... If the engine dies after a wreck the fuel pump shuts off because the PCM doesn't see a crankshaft position sensor signal . The engine has to be running or cranking . GM Fuel Pump Relay Testing ...

fuel pump but i tested the wire harnest to the fuel pump and i dont think that im getting enough power to the fuel pump Had the same problem awhile back i changed the whole sending unit and also i was

...fuel pump doesnt have full voltage I would start with checking the fuse and relay for that circuit. If that is fine then you will want to check the oil sending unit. If the sending unit breaks, the ...

fuel pump. cranks ok, but will not start well he low voltage (non told) is from cranking the battery flat/low. so charge the battery ;. P0303 codes right? and no others? power to the fuel pump happens

...fuel pump it works i tested the ign ition control module it was good im out of ideas can you help you should have volts with key on at the pump but it only will show 12 volts for a few seconds as the ...

...fuel pump fuse and fuse looks good but no power at fuel pump. is there a fuel pump relay switch or what could it be? First make a set of jumper wires and jump the pump from the battery and see if it ...

...testing the fuel pressure on the fuel rail. You need to refer to your owner manual for the correct measurement of pressure. Another easy test is using starter fluid. If it starts when you spray the ...

...fuel pump was replaced got back home got started run in driveway for 20 minutes then it cut out again when cranking over I hear fuel pump turn on when trying Fuel filter??? It could be Your computer ...

...to find out if they are related and how it can be fixed without taking it to a dealership. THE PROBLEM LIES IN THE WIRING HARNESS GOING TO THE FUEL PUMP MOST LIKELY THE PUMP AND HARNESS NEEDS ...

...fuel pump starting to fail..in most cases a bad pump the car should not start right away after shutting down but will start after setting for a short period..until eventually stops all together..you ...