Recent content by Xxl2

  1. X

    Pre heat duct tbi

    I have a 91 4.3 the pre heat duct for the air cleaner is gone. Is it really necessary to have? Could i swap the 4.3 intake for like a 5.7 ?
  2. X

    This truck is getting me worried

    Thank you to everyone who helped. I finily found my issue My grounding strap on the driver side is broke. When i hooked my ground upo to the trans case the fuel pump came on. Ill be replacinging my ground strap tommarow i am looking for any other broken straps this is a 91 so...
  3. X

    No start cranks and spark no fuel

    Thank you to everyone who helped. I finily found my issue My grounding strap on the driver side is broke. When i hooked my ground upo to the trans case the fuel pump came on. Ill be replacinging my ground strap tommarow i am looking for any other broken straps this is a 91 so...
  4. X

    No start cranks and spark no fuel

    Okay update on this truck. I have a new relay. A new icm. I hookee up a scan tool code 54 and not getting any readings of rpm when i crank it.
  5. X

    This truck is getting me worried

    Ill check tommarow how the ground looks isnt it up by the front of the engine? I thought i saw it
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    This truck is getting me worried

    I flowed this flow chart. It says issue with ckt 120. Could it be the oil pressure switch.
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    This truck is getting me worried

    Okay checked code is 54 and i am not getting a rpm reading on live data when i crank the engine
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    This truck is getting me worried

    Heres what i have done so far truck is a 1991 c 1500. 4.3. I changed the ignition contorl modual. New fuel pump relay. Also checked the conector pin A is hot. Thats the only one i found power on with the key turned to on. I have checked my new fuel pump works fine. What am i...
  9. X

    No start cranks and spark no fuel

    I should add i have the fuel pump out totaly.
  10. X

    No start cranks and spark no fuel

    Put the power from A to C not g right ?
  11. X

    No start cranks and spark no fuel

    All i am looking is to test if i have good wires back to the fuel pump By pass the relay
  12. X

    No start cranks and spark no fuel

    Yes sorry on the relay connecto jumping pins A to Pin C
  13. X

    No start cranks and spark no fuel

    To test the fuel pump wiring can i jump pin a to pin c ?to make sure my wires are good going back to the fuel pump
  14. X

    No start cranks and spark no fuel

    now that my tank is dow when i turn my ket should i see 12v at the fuel pump concetor? also i have three wires on my connector which ones should i test?
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