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Search results

  1. I

    94 Chevy K2500 6.5 Multiple Codes Present

    Okay that makes sense now. Was referring to the two gray fusible link wires as the negative side. I'm not getting power to my glowplug fuse or my crank fuse. All my other fuses have power. Tried putting in new fuses and still nothing. Not sure how old the glowplug relay is. Wish I knew...
  2. I

    94 Chevy K2500 6.5 Multiple Codes Present

    Okay. Here's a pic of how mine is. Not getting power to the negative side of the relay. No power to ECT either.
  3. I

    94 Chevy K2500 6.5 Multiple Codes Present

    I dont understand wiring diagrams very well. Never have. I'm sorry.
  4. I

    94 Chevy K2500 6.5 Multiple Codes Present

    So when I put a test light on the glowplug controller, there is power to the positive side but none to the ground. No power to the fusible links either. Is that something within the fusible links or something within the glowplug controller itself that is bad? Not getting power to glowplugs...
  5. I

    94 Chevy K2500 6.5 Multiple Codes Present

    I meant it does click when the glowplug light doesnt come on.
  6. I

    94 Chevy K2500 6.5 Multiple Codes Present

    I dont hear it click without the GP relay coming on.
  7. I

    94 Chevy K2500 6.5 Multiple Codes Present

    Thanks for the info! My GP relay has 3 pins and the light only comes on for a out 6 seconds and sometimes 8. But it only comes on once. I'm ordering a spare pmd on payday (Friday). I have been looking at getting a scan tool and adapter thatd be able to read ECM data for this truck and for my...
  8. I

    94 Chevy K2500 6.5 Multiple Codes Present

    Okay. Well I'm going to replace my glowplugs this weekend d going to replace the relay and go from there. Also, is it supposed to idld high at every cold start? I had another 94 that did. Thought maybe the IAT sensor was bad even though I replaced it. Was throwing a code 48 so I replaced...
  9. I

    94 Chevy K2500 6.5 Multiple Codes Present

    And it's at the back of the passenger head? What is the name for that sensor?
  10. I

    94 Chevy K2500 6.5 Multiple Codes Present

    Do you have a pic of the sensor?
  11. I

    94 Chevy K2500 6.5 Multiple Codes Present

    Oh okay that makes sense. So not trying to sound dumb here but where is the two wire sensor that may not be bad?
  12. I

    94 Chevy K2500 6.5 Multiple Codes Present

    Well, how many prongs is a 93 supposed to have? And what exactly do you mean by a dumb relay?
  13. I

    94 Chevy K2500 6.5 Multiple Codes Present

    That makes sense. The connector on my glowplug relay only as 3 prongs as well as the relay. My 95 has 4 prongs and my friends 93 has 4. The connector on mine seems a little bit loose too. One of the fusible links coming out of it has wire showing right before the fuse part. No telling how...
  14. I

    94 Chevy K2500 6.5 Multiple Codes Present

    What brand or glowplugs did you use? I was thinking of going with the Bosch Duratherms because of how cold it gets here in Idaho.
  15. I

    94 Chevy K2500 6.5 Multiple Codes Present

    Whether or not the previous owner changed the injectors or glowplugs I have no clue. Would not at all be surprised if he never did.
  16. I

    94 Chevy K2500 6.5 Multiple Codes Present

    No I have no idea. I'm now getting a constant code 36. Lots of whiteish blue smoke at startup. I can clear the codes but 36 comes back instantly. Pretty much at the point of giving up. Dont have alot of money to spend on fixing it either. It's making a weird clicking and whoosh sound now...
  17. I

    94 Chevy K2500 6.5 Multiple Codes Present

    Mine while smoke at startup even when the truck is warmed and has been driven recently. Even when it's hot outside. It does it pretty much everytime now. Before it used to only do it after it would sit overnight or for several hours. And before that it didnt even do it at all.
  18. I

    94 Chevy K2500 6.5 Multiple Codes Present

    The glowplug relay seems pretty cheap and clicks really loud now when truck is turned on before starting. Just one click but its loud.
  19. I

    94 Chevy K2500 6.5 Multiple Codes Present

    I put on the clear piece of tubing. No bubbles. Noticed my glowplug relay connector was loose so I plugged it back in. Still getting intermittent code 36 and 29 is back. Still getting white smoke on startup but it's not constant white smoke all the time. Only for a few seconds or if I rev...
  20. I

    94 Chevy K2500 6.5 Multiple Codes Present

    Thanks for the info guys! I'm gonna install it after work today on both of my 6.5s.
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