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  1. G

    TBI I need help

    Update problem solved sold truck!!!!!!
  2. G

    TBI I need help

    ok guys if I am not getting fuel through the return line mean the pump is not working I hear it running but no fuel to return line I don’t think the gage I got from O Reallys is working right
  3. G

    TBI I need help

    Knuckle buster there are two grounds for the ECM that grounds on a bolt next to the coolant sensor. I did put the enclosed grease under the module. I also put some I had on the connections because a post I read said it cured his issue but I’m not sure it was a good idea lol. I kinda agree with...
  4. G

    TBI I need help

    I replaced the map sensor but knowing how to check it would be helpful. Also I will go through these check list
  5. G

    TBI I need help

    I have pulse with a noid light. But I don’t know how bright the light should be if that makes since. Also if I put 12 volts to the injectors and touch to ground they will spray when the key is on
  6. G

    TBI I need help

    Yes I did with dielectric I have good spark
  7. G

    TBI I need help

    I replaced the coolant sensor and cleaned the two grounds there. The distributor is only about 2 years old I replaced the ICM cleaned the cap and rotor. I also put dielectric grease in the connections ????? How would I check the pickup coil without pulling distributor can I do it with a multimeter
  8. G

    TBI I need help

    I am new to this forum I’m 72 years young and had chevys my whole life. Have had this truck for about 12 years. TBI 350 auto four wheel drive 1987. My problem is I cannot get it to start. Started out it would not idle. After replacing several parts now it will not start. This is what I’ve done...

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