GM connects vehicles via smart phones

One year ago, we wrote about Toyota and Google testing a self-driving Prius concept to promote safe driving. This concept worked using a rotating sensor on top of the vehicle and video camera.

One year ago, we wrote about Toyota and Google testing a self-driving Prius concept to promote safe driving. This concept worked using a rotating sensor on top of the vehicle and video camera.
The 2012 GMC Terrain is releasing the first crash avoidance system in the industry.A camera positioned on the windshield will detect and analyze traffic, lane markings and the maneuverability of the vehicles to avoid front-end collisions and unsignalled lane changes. The safety feature is enhanced by the image processing of the camera.
According to the GMC press release, "? at night, the system looks for pairs of lights moving together to help spot other vehicles?