reverse light switch

[87 Blue Beast]

where would it be in a 91 jimmy? it doesnt have the original drivetrain, so im not sure if the switch is supposed to be on the tranny or not. its got a 350 tranny and a 208 t-case with a 350ci. is the switch in the colomn or tranny?

 

[readymix]

Steering column

 

[xanthias]

Related question - going from auto column to manual column and a B&M shifter in the floor. Any standard wire lead color going to the reverse light switch so I can trace it? The auto column in this 83 now is trashed.