I have a really nice pioneer h/u just laying around and i was wondering if i will lose my DIC if i install it?

I would but a kit like this to hold it
http://www.crutchfield.com/p_142GM15...t.html?tp=3121

and i think i need this too to keep my onstar
http://www.crutchfield.com/p_120OSLA...r.html?tp=3486

Wow this is gonna get exspensive

 

ya if u want to keep onstar it gets expensive. otherwise your good. the dic is completely isolated from the stereo in cobalts