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View Full Version : Paddle shifting a 4L80E with a GM computer? Can it be done?



Larry Callahan
08-07-2020, 08:43 AM
Paddle shifting a LS Swap 2003 LQ4 / 4L80E

Does anyone know if there is a way to make a paddle shifter work with a GM computer?

It's for my wife's '55 Bel Air. She wants an automatic in it and I just can't bring myself to not try to add a little fun to it.


https://i.hmjimg.com/images/2020/06/05/2020-03-29-11.15.45.md.jpg (https://www.hostmyjunk.com/image/VvcfT)

https://i.hmjimg.com/images/2020/06/05/2020-03-29-11.14.43.md.jpg (https://www.hostmyjunk.com/image/VvK6d)

Timmah
08-07-2020, 04:28 PM
Check with speartech they will know

andrewb70
08-08-2020, 08:10 AM
Larry...

Sell that box of OEM wires and get a Terminator X MAX. I'll do a tune for you with paddle shifting. Better yet, get a Dominator.

Andrew

Larry Callahan
08-08-2020, 10:09 AM
Larry...

Sell that box of OEM wires and get a Terminator X MAX. I'll do a tune for you with paddle shifting. Better yet, get a Dominator.

Andrew

I am considering it still. I am looking into both options. One thing that need to figure out is if I can make the entire Evap system work using a Dominator and keep the fuel smell out of my garage. I assume with all of it's inputs and outputs that I can but I need to be certain.

andrewb70
08-08-2020, 10:16 AM
I am considering it still. I am looking into both options. One thing that need to figure out is if I can make the entire Evap system work using a Dominator and keep the fuel smell out of my garage. I assume with all of it's inputs and outputs that I can but I need to be certain.

Yes, we can setup the EVAP solenoids to function as they do on new cars. Easy.

Andrew