Hi there! Please know, you are able to download the OnStar Guardian app and receive services such as Mobile Crash Response, Emergency Services and Location Services, even without a GM vehicle. After downloading the app on a compatible smart device, you are able to follow the on-screen prompts to register your account. For more information on the Guardian app, you can visit our website: https://www.onstar.com/plans/guardian-app. If you have any questions or need assistance setting up your account, please feel free to send an email to socialmedia@gm.com with "ATTN: OnStar Community/Cgeyer1" in the subject line. Our team is happy to help.
