I would like to see how it done , I did searching and found that 2gnt had instruction how to swap it , but most of you know that I really bad in english , I need instruction include picture that would help alot , thanks.

why do you want to put drum brakes on your car???

oh shit my bad , I mean I want swap gs rear disc brake into my rs drum.

here is a link on how to do it.
http://www.2gnt.com/www/files/reardisk.htm

How do I take out the e brake cable on the gs, I did take out air bag 4 bolt under the center consolse. What do I need to do , by the way can I reuse this cable thanks please help me out.