Recent content by jmitch19

  1. J

    1987 Chevrolet R10 Running Issues

    I found a chip and calpak for $36. I’m gonna try that and see what happens. Thank you for all of your help!
  2. J

    1987 Chevrolet R10 Running Issues

    I did some digging and found a couple PROM chips that are listed on the bulletin but they are used and I’m not sure how I feel about buying a used chip and having it possibly be bad as well.
  3. J

    1987 Chevrolet R10 Running Issues

    Okay. I will attach a picture of them. Another question in regards to the bulletin. If I replace the PROM, would there be a revised PROM with a different code?
  4. J

    1987 Chevrolet R10 Running Issues

    Thank you for the advice. I’ve tested the sensors before and they seem to be working as they should. I have a spare ECM that I can try. I know you have to swap the PROM over. There is another smaller chip beside it too. Does that one have to be swapped as well?
  5. J

    1987 Chevrolet R10 Running Issues

    I have tried that a few times already just to cover all my bases. It runs alright after I hook it back up and then goes back to the same way after it runs for a few minutes.
  6. J

    1987 Chevrolet R10 Running Issues

    Hello. I’m in a little bit of a pickle and have been for some time. Earlier this year I traded a Mazda truck for my 87 Chevrolet. It has a 305 crate engine and it is equipped with the original TBI system but no longer has an egr valve. I have never been able to get it to idle right and it sucks...
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