OnStar services require vehicle electrical system (including battery), wireless service and GPS satellite signals to be available and operating for features to function properly.

OnStar is a fully integrated in-vehicle system, making it safer and simpler to stay connected on the road. The first year of OnStar service is included on all new OnStar-equipped ...

OnStar Corporation is a subsidiary of General Motors that provides subscription-based communications, in-vehicle security, turn-by-turn navigation, and remote diagnostics systems ...

OnStar Services Only OnStar combines state-of-the-art technology with the personal assistance of knowledgeable, caring Advisors to help bring you peace of mind on the road.

... Calling Plan with OnStar, a Family SharePlan that lets you share your Verizon Wireless Plan minutes between your wireless phone and your OnStar Hands-Free Calling service.