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99 c3500 blowing ign maxi fuse

Discussion in 'General Chevy & GM Tech Questions' started by slmedgmc, Apr 10, 2011.

  1. slmedgmc

    slmedgmc New Member

    hi, new here. i have a 99 c3500 that has the vortec 350 manual trans, i have converted it to carburated, due to previous owner hack main wiring harness, runs good, was, untill today it died on the side of the road, towed it home to find the ign maxi 40amp fuse blown, replaced and tried to start, as soon as you turn the key to run,it blows, i have traced wires from fuse box and cant find a fusible link if the is one, at wits end please help. please

    thanks
    neil
  2. tbplus10

    tbplus10 Super Moderator Staff Member Platinum Contributor 1000 Posts

    Sounds like the hack struck again, youve got a short somewhere in the wireing.
    Could be in the ignition system itself or it could be in the remnants of the fuel injection system.
    Unfortunately your going to have to break out the multi meter and start checking wires.

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