Audio Systems: remote wire, rca jacks, radio wiring

Question
i have a 1998 grand prix and am putting a sub in it and want to keep the factory radio does my radio have a remote wire on it or do i run it someware else its got a single cd in the car no changer in the back

Answer
no there is no remote wire  you need a hi and low rca jacks if you use this it will hear the audio from the speaker and send 12volts out on the blue wire

http://www.oemautosound.com/pc-575-132-pie-2-channel-high-to-low-converter.aspx
 

follow this link last pic is your radio wiring  
http://www.installdr.com/Harnesses/GM-Wiring.pdf