Originally Posted by Mopar Mitch
Nitroism -- the valve on my car is original... and there are similar others that also have the two wires.


This wire does not attach to this valve. Unplug it and you will see it is not a switch. Grounding it will cause the light to be on. It most likely went to another valve depending on the application. Right now it ison the end of the valves spool. Like I said unplug it and look.

PROPORTIONING-VALVE-(72-CHALLENGER).jpg