On an AD it is actuated by the brake pedal. Look on the firewall and see if there is a switch with an arm that gets pushed down by the brake pedal. If there isn't one there, see if there are two small holes for mounting a switch. Someone who knows a lot more than me should be posting soon.


A day without laughter is a day wasted- Charlie Chaplin
When wrestling a grizzly bear, you have to keep at it until the bear gets tired, not when you get tired.

1948 Chevy 2-Ton