Community Manager
Community Manager
since ‎05-27-2022

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As cellular carriers transition to 4G or 5G connectivity, vehicles using a 2G connection will lose OnStar service. In the U.S., most major network providers will complete the transition in December 2022. After the transition, 2G network connectivity ...
In the U.S. and Canada, certain 2015 model year and older GM vehicles will be affected when 2G networks are upgraded. This also may include former GM brands, such as Pontiac, Saturn and HUMMER. Click here to see if your vehicle is impacted.
No. Once the 2G network sunsets, the three-button interface in your vehicle will be deactivated.
Our active Members will be able to use key services by calling an OnStar Advisor at 1.888.4ONSTAR. Save our number in your contact list to reach an Advisor at any time and to request services like Roadside Assistance, Crisis Assist, or Emergency Serv...
The Guardian app provides key OnStar safety services right on your phone, including: • Mobile Crash Response• Roadside Assistance• Emergency Services, which gives you 24/7 access to OnStar Emergency Advisors* The app also lets you invite up to 7 love...