2004 GMC Savana "truck fuel pump test" Questions

...fuel pump & why? What was the problem with the old pump & what testing was done to warrant a new pump? What has been tested now & how? If the truck started when on the rack and suddenly ...

...fuel pump. Fuel filter is a cheap easy place to start. Then test your fuel pump by performing a fuel pressure test with a fuel pressure gauge. Your fuel pump may be getting weak. How does the air ...

...fuel you have in the truck and stay there. If when you turn the key on and the guage begins to go up but suddenly go's back to the "E" then the line pressuer switch (LPS) is decting a "low pressure" ...

...fuel pump fuse, either under dash or under hood. Check that fuse, use the test light to see if fuse has power. If not, then it might be a fusible link or maxi-fuse that feeds the fuse panel. If fuse ...

...Fuel Pump may be bad & not hold pressure Look up how to test a pressure regulator The misfire on 5 & 7 could be a different issue, smoke test the intake for vacuum leaks Leak down & such ...

...fuel pump fuse? All fuses & relays test good at engine comp. panel - no fuse label indicates one there! -----THE PROBLEM: No start (but did with starter fluid) / determined no fuel / filter ...

...fuel pump conector melting, if you have the old fuel pump see if any of the conectors if black or melted if they are try to wigle the conector at fuel pump to try to start it, sorry for the delay but ...

...truck half way into the day would not start, waited 10 minutes and it would start. The engine cranks, and fuel pump is pumping but no fire. Its fine for rest of the day. The next day it did it again, ...

...fuel pump replacement I got smart and cut a door in the floor of the truck just above the pump, hinged it, letting the non-hinged end slightly overlap the floor so that in wouldn't collapse into ...

fuel pump receives signal to pump from the ECU, but firstly, you need to find out whether the pump is working, does it cycle when you turn the key on with a whiring noise or sound. This is the initial