It's 2012, if you own a newer GM vehicle chances are it comes equipped with OnStar. Also chances are after your free trial you cant justify paying $200-$300 dollars a year for the service plus a added fee for using your OnStar as a hands free phone. Thanks to the guys at Costar Technologies, for less than the It's 2012, if you own a newer GM vehicle chances are it comes equipped with OnStar. Also chances are after your free trial you cant justify paying $200-$300 dollars a year for the service plus a added fee for using your OnStar as a hands free phone. Thanks to the guys at Costar Technologies, for less than the