Nelson efan harness question

[banker099]

I have a nelson efan harness for a 99-02 truck, instead of tapping into the ac wire can i just take that wire to pin 33 on the green plug of my 03 silverado hd? 6.0/4l80e

[farmtruc]

There is usually a wire in that pin location.
So no.

[banker099]

There is usually a wire in that pin location.
So no.

So if there is no wire there will it work?

[banker099]

efans are installed already lol, now i have a dent in my grille...stupid pills...