Crutchfield says I need this $85 wiring kit for the Bose system. Really?
http://www.crutchfield.com/p_120GMOS...Interface.html
Then this adapter to retain stock steering wheel controls.
http://www.crutchfield.com/p_541SWIR...r.html?tp=3405
And the HU on top for another $100. $250 in a radio and adapter? Wow. Seems crazy.