just wondering if i can use my cell phone through the stereo and if so how do i do it, my truck is an 08 ccsb lmm it does have onstar

I also need to know what i need to get this working

I also need to know what i need to get this working
There's two that I am aware of:

http://www.navvideo.com/navvideo-models-nv_gmunlockpro.asp


http://www.coastaletech.com/

I have swapped Onstar modules with an 09 module (new). I lost onstar capability, but I can pair any/multiple bluetooth phones with my DIC, onstar mic, and radio.