How do I get the OnStar Guardian app?

The OnStar Guardian app lets you bring key OnStar safety services into any vehicle through your smartphone. OnStar Safety & Security Members now have the Guardian app as part of their plan at no additional cost. All you have to do is download the app onto your smartphone, then follow the on-screen prompts to set up your OnStar Guardian service. Find out more about the Guardian app here: https://www.onstar.com/us/en/guardian-app/gm-owner/