Ordered these items today...
Pioneer AVH-P4400BH Double Din
Metra Axxess ASWC Universal Steering Wheel Control Interface (Black)
Metra 95-3305 Double DIN Installation Dash Kit for 2006-up Chevrolet Vehicles
Axxes GM Onstar/OE Satellite Retention Module with Warning Chimes
Pioneer CD-IU201V iPod Interface Cable
...to start on my audio/video overhaul. I'm currently shopping headrest monitors and replacement speakers. Once I have the parts necessary install will happen