my sebring has orginal amp under the passenger seat.
when ill put new radio, do i need connect the orginal amp low out put (rca) or straight to speaker cable? I have had meny different answers??
orginal radio has not rca cables.

 

You might be able to find what you need to know at 12volt.com

There you will find many wiring diagrams. Part of what you'll need depends on the radio you choose.

 

you can test any connexion until it works