DIYEFI.org Forum

Figured as much! Mind if I move these posts to the intro thread or a new thread of your own? I linked a GM enthusiast who might know what you mean off the top of his head. Hopefully he pipes up and responds at some point soon :-) Welcome to the site, either way! Sounds great Depending on your trans...

I have a GM 3800 series 2, the ICM can drive the bank fire coils just fine however it requires a 5v waveform from the ecm to command spark advance, could this be mimicked by the controller and could the controller use the generated 7x, 24x and cam reference signal that the ICM produces in order to ...

I have a GM 3800 series 2, the ICM can drive the bank fire coils just fine however it requires a 5v waveform from the ecm to command spark advance, could this be mimicked by the controller and could the controller use the generated 7x, 24x and cam reference signal that the ICM produces in order to r...