Thanks for the replies . XM wasnt a biggie . If it was there already it woulda been cool to make work . GM's friggen databus system needs to go to %^&* .

First off I dont have a vibe so Im trying to learn more about the audio system without a actual car to look at . Im currently using single disc 2003 vibe head unit and amp in my 95 trans am . I decided to upgrade to a 6 disc radio which I will recieve in a few days , the one I bought is from a 03 . ...

You can just swap the head units out . The pin outs in the wiring connectors are exactly the same for the UC1 (single disc) and UC6(6-disc) head units . You can get the 6-disc radio fairly cheap , I just got one on ebay for $96 from a 03 matrix . A good way to distinguish to make for sure your getti...