
First among the list of additions is a new infotainment system that will include a touch-screen and integrate systems like smartphone connectivity and Bluetooth and will also allow for hands-free control. The new telematics system is likely to be called GMC MyLink.
Just some minor tweaks and upgrades, here and there keep going at it GM!
http://www.autoguide.com/auto-news/2011/04/2012-gmc-terrain-to-get-high-tech-upgrades.html