When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
I wonder if you can rig the DIY high idle through the existing harness instead of the go and p brake wires...
Not sure what you are asking, but you could wire in a potentiometer to the TPS that would allow you to crank up the idle by making the truck think you are applying the throttle.