Quote Originally Posted by 2007 5.9 View Post
High idle is TIPM controlled NOT ecm.

So you wont have it.

Scott email me and Ill get you a OS with high idle enabled
The PTO high idle is controlled by the PCM. I turn it off or on through the PCM part of the Witech scan tool. And the wire that is grounded to make that happen comes out of the PCM.