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As title says.
Need a 06 07 8.1 6 speed allison tune file.
I'm swapping a suburban that had 4l85 Trans to a 6 speed allison.
Harness trans and tcm are all from a 06 3500hd.

Think I found it .
Engine diag / airflow / p0106 calculated map max .

Being I was between 2400 and 2600 rpm at 30 to 40 % throttle and over 100kpa it didn't agree.
I set entire table to 200 kpa...

Forgot to mention it's p59

I have a heavy truck and tow alot with it .
It's stock small cam lq4 with a 72 q-trim ball bearing turbonetics.

Towing weight it's great but time to time I'll haul something that is a wall in the...

As stated Im building a s10 swapped LQ4 and will be going to 3 bar OS and wondering if any pcm will actually be better than another and what they offer thats better than say the original 03 yukon pcm...