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  1. C

    Is my ECM bad?

    Thank you all in advance for the assistance: @85CUCVKRAWLER - Let me clarify, I can supply the relay with 12v direct (to pin 86) and it will click and I can start. Wire pin 86 to the ECM and the relay doesn't actuate. Definitely not a factory installed relay, it is self tapped to fender...
  2. C

    Is my ECM bad?

    Hello, I've got a YJ with a 5.3L from a 2005 suburban. I had a few intermittent non-starts, which acted like bad fuel from sitting, and now it doesn't start. I've done some standard trouble shooting and it comes down to the fuel pump relay not actuating. The relay is good, fuel pump is good...
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