I can only buy what's currently being sold. Not sure what the 369 module converts to these days. The D1984 is advertised as the "police" module. I assume that means it has a better performance...

I have experienced the engine backfire as the ICM failed. Didn't know what it was at the time.

Ran the experiment today, unplugged the CTS and the engine stalled and would not restart. Jumpering...

Thank you for the info.

Hmmm. I like that idea as an extra troubleshooting step. I do have data logging capability as well as chip burning. I will try the idea you suggested though. Seems worth a shot just to prove I am...

Thanks for the info Jim. I had black smoke coming out the exhaust when the engine lost power. The black smoke could be the ignition cutting out or a super rich condition. I would not think that the...

Thanks for the reply. True that I have two temp sensors, one for the ECM and one that runs the gauge and electric cooling fan. Part of the problems I have been solving come from using a donor...

Yes, code 15. I do have a temp gauge and it was reading normal. I am going to test the wires, end to end, before replacing the CTS. I ordered a replacement ICM, just to be safe. My spare is pretty...

Hi all,

Trying to troubleshoot an issue before shot gunning parts. The question isn't the TBI, per say, but related. I'm happy to repost in a different forum if needed.

I have a 1990 Police 5.7...