I'm gonna keep this short and sweet.

I was looking through the Workshop manual, looking at the inhibitor switch continuity chart,
does anyone know the difference between the links with the black circles and the links with the white circles??

http://i1154.photobucket.com/albums/p531/RaNGA1993/Magnatransmission.jpg

Thanks Brad

I worked it out, Pre 93 is white circles, post 93 is black circles it says it on the left side