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  1. 0

    Replaced fuel pump

    I replaced the fuel pump with a VPHIX on an 88 Sierra, original pump was putting out 6psi. Now new pump won’t kick on, while applying power with a power probe to the new pump it kicks on, volt meter shows I have 12 v on the harness side while primed but only for a short time 5 sec maybe. After...
  2. 0

    Dropping fuel tank

    I don’t think gravity cares if the filler hose is connected?
  3. 0

    Dropping fuel tank

    Yes
  4. 0

    Dropping fuel tank

    I would think the ass end would at least sag a bit. I have tried prying it down and it won’t budge?
  5. 0

    Cuts out when accelerating

    Fuel pressure is at 6psi
  6. 0

    Cuts out when accelerating

    It’s obd1 how do I get live data?
  7. 0

    Dropping fuel tank

    Did the early ones not have the bracket bolted to the frame?
  8. 0

    Dropping fuel tank

    Hello everyone, I have an 88 Sierra. I am trying to replace the fuel pump and have loosened the straps and all YouTube videos show a bracket that needs to be removed, mine doesn’t have one. The straps are loose and the tank won’t budge. What am I missing? I can’t move it at all?
  9. 0

    Cuts out when accelerating

    Ok, I bought an innova 3170rs scanner. The old GM obd1 showed no codes. When I plugged this in it showed 8 codes, 31,32,33,35,43,52,54 and 55. This was a neglected truck showing 171,000. The plugs looked good, compression was solid. Just need a direction, picking up an o2 sensor tomorrow...
  10. 0

    Cuts out when accelerating

    Meant rotor
  11. 0

    Cuts out when accelerating

    I have an 88 Sierra, cuts out when accelerating, changed tps, map coolant temp sensor, cap router wires plugs, fuel filter and still has same problem would appreciate any help 171k
  12. 0

    Exterior door handle

    Any tips for reinstalling a door handle? Can’t seem to get everything reconnected? Damn window channel is in the way

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