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As of right now that seems to be working. Added in my tap-shift settings and everything works, no DTC's. Really curious to know why that was needed. Can't thank you enough for your help on this.

For reference, and for anyone that sees this through your other post, I'll attach current tune that makes trans work and the one that makes the fan work.

PWM fans work but trans sets U0100 and...

So, fun story, actually got a little time today to take it out for a test drive, I guess I should say attempt to take it out. Trans is throwing a U0100 loss of communication with ECM. puts trans in...

Won't control them at all or is bad for the lifespan of one or the other? BTW your segment patch was the answer. I loaded it in and now have a valid PWM signal on the scope and two fans running at...

Blindsquirrel, Worth a shot. I still really want to start by verifying the current service number.
Alvin, I currently have a tune in it with Corvette fan settings copied over and have nothing...

Well sh=t... I did try PWM EV and MRF but not at 100, Ill give that a try after work today. Along with verifying that part number on the ECU I have.

For the sake of conversation, is there any realistic possibility of upgrading to an ECU that is capable of PWM fan control and run the camaro (see I spelled it right this time) drivetrane. Or are my...

Thanks for the info. I had no idea there are different versions of an E38, have a feeling I made an incorrect assumption that this was even possible. I just copied the corvette settings and I'm gonna...

Hello, so I've been through the sticky on fans and spent a few hours searching the forum trying to find an answer on my own with no luck. I have a L99 out of an 11 Camero in a rock crawler project...

Newbie here, done as thorough of a search as I can on this before posting so forgive me if this has been beat to death somewhere on here. Vehicle is an 06 wrangler unlimited, swapped WITH GM...