OnStar is an in-vehicle security, communications, and diagnostics system.
Industries MobileHeadquarters Regions Greater Detroit Area, Great Lakes, Midwestern US Sub-Organization of General MotorsFounded Date 1995 Founders Dan Daogaru Operating Status Active
Company Type For Profit
Phone Number 313-667-6846
OnStar is a subsidiary of General Motors. OnStar provides an in-vehicle security, communications, and diagnostics system — available on more than 50 GM models.