B Biggyj New member Joined Aug 24, 2010 Messages 1 Reaction score 0 Points 0 Aug 24, 2010 #1 I just bought a new 2010 Sierra SLT and am looking to put in a aftermarket system that will be able to control all the factory options(onstar/Bluetooth etc..) and still be a decent system. Any suggestions?
I just bought a new 2010 Sierra SLT and am looking to put in a aftermarket system that will be able to control all the factory options(onstar/Bluetooth etc..) and still be a decent system. Any suggestions?
