Recent content by nrshotgun

  1. N

    2002 trailblazer 4.2L no crank

    yellow/blk = nothing drk grn = ground fuse 17 = nothing
  2. N

    2002 trailblazer 4.2L no crank

    ok. i finally had a chance to get back on the truck. i check the wire from the pcm to the relay and it tested good.
  3. N

    2002 trailblazer 4.2L no crank

    i check the purple wire that goes to the pcm from the crank fuse and have good continuity
  4. N

    2002 trailblazer 4.2L no crank

    ok. i will check the continuity in the wire . thxs
  5. N

    2002 trailblazer 4.2L no crank

    i've checked the fuses. theyre good. and i also put a jumper wire on the red to the yellow with the ignition on and still will not crank
  6. N

    2002 trailblazer 4.2L no crank

    i'm using a power probe
  7. N

    2002 trailblazer 4.2L no crank

    i supplied power to the yellow wire and the it still will not crank
  8. N

    2002 trailblazer 4.2L no crank

    i have 12 volts on the red wire
  9. N

    2002 trailblazer 4.2L no crank

    no security light on. actually no lights on dash. the PRNDL is working correct according to the display on the dash. even when i put it in park the doors unlock. so idk i am not getting a signal to the starter relay when the car is attempting to crank. i have to jump the relay or the signal...
  10. N

    2002 trailblazer 4.2L no crank

    i installed the new oem ignition switch and i'm having the same result. also when i turn on the ignition i hear a rattling sound under the dash. funny because the monte carlo i have is having the same no crank issue and it also has a rattling under the dash. hmmnn......
  11. N

    2002 trailblazer 4.2L no crank

    i checked the fuse. the fuse is good ok. i will replace the switch then see
  12. N

    2002 trailblazer 4.2L no crank

    i checked the fuse. it's good
  13. N

    2002 trailblazer 4.2L no crank

    i have a no crank issue. to start the battery is good , the starter is good and i have to supply power to the purple signal wire going to the starter or jump the wires 86 to 30 on the starter relay socket in order to start the truck. after reading the schematic on the starting system, when...

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