OnStar is an operating division of General Motors, an American multinational automotive company. The company offers hands free calling, vehicle security, navigation and communication services. The company's services are available on subscription basis. OnStar operates in three countries United States, China and Canada. It serves about six million customers. In 2011, the company introduced a rear-view mirror which is equipped with OEM system features such as vehicle tracking, roadside assistance and automatic vehicle crash response.
Started in 1995, OnStar has set up its head office in Detroit, Michigan, United States. The company uses CDMA and GPS technologies to provide its services. The vehicles are monitored 24 hours through GPS. In case of vehicle collision, the Automatic Collision Notification feature send information about the vehicle location and condition to the OnStar call centers. The company has opened five call centers including two centers in Ontario, Canada.
TTY Number: 1.877.248.2080
The address of Onstar is 400 Renaissance Center, Detroit, Michigan, United States.
The Website of Onstar is www.onstar.com
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