A simple fix would be to allow me, the owner, to turn off the wifi device and the connection to Sprint. I am not using those features and don't wish to have them.
>'In Copyright Dispute, GM Attorney Says Customers Just License Vehicle Use' http://www.autoblog.com/2015/05/20/general-motors-says-owns-...
Most people would not like to feed their location data to "the cloud", or open their car to anyone with an exploit in their pocket.
Traffic information can be distributed to cars via one-way mechanisms without sacrificing privacy -- using mechanisms such as FM RDS and Satellite Radio.