I was going to put in one of these adapters which enables the SAT button (not the Aux) and provides RCA connectors (easy adapted to 1/8" phono plug) but decided to replace the entire head unit.
I believe a compatible adapter is available at...
I have been researching the ability to replace my head unit with an aftermarket head unit in my 2004 Ford Mustang convertible (Mach460 Premium sound).
Some posts suggest there is an issue using the existing amps (2 additional amps) even with the Metra 70-5521 harness. The head unit I am...
