[Diy_efi] Using GM '747 to control TCC lockup only

[The AirHawk]

You'll likely have problems with the trans overheating, without some modifications. I'd get it in 
writing, with a guarantee.

-Scott


> The guy who does my transmissions believes that TC lockup causes more problems than it is worth. 
> He reckons that at certain loads/speed you can get a drivetrain chatter that will quickly destroy 
> splines/bearings etc. He suggests that when I put the 4L80E in my Jeep that I disable the lockup.
>
> Thoughts anyone.
>
> Don