Quote Originally Posted by simbah View Post
With an aftermarket radio installed you will lose the date feature on your DIC and that is all. As far as chimes go you will lose them too unless you use the proper wiring harness, this depends on what features you have in your car, Onstar, Monsoon and what not. Go to crutchfield.com and use their "outfit my car" and find out what you will need.

Well, I'm not too worried about the chimes, but I would really like to keep the display and the autostart.