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  1. S

    Ignition on engine off fuel pump pressure

    96 Tahoe 5.7L. Been down quite a while. Ran weak on fuel pressure, liked to die at stoplights any time I was below 1/4 tank. Then it just ceased starting after I reached my parking place. I did no diagnostics. Found a correct pump, Delphi. After changing this twice, getting high 20s on...
  2. S

    Passlock sensor and ignition

    I had a issue that seemed to be the passcode sensor, so ordered new housing with the sensor and changed out the column parts. Also put in a new ignition switch ( the electronic wire harness component that does the actual work, not the key and cylinder). All is installed, and same symtoms...

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