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PROFILE AND ACCOUNT SECURITY
With My Account, a single sign in gives you access to your rewards, vehicles and apps. Learn about Family Sharing and how to make account changes.
About Your Account PIN
Information about setting up and changing your PIN, and what to do if you forget it.
How to Change Your Name and Contact Information in My Account
Learn how to change your name and contact information such as email address and phone number.
How to Link OnStar Account and My Account
Instructions for linking OnStar® account and My Account.
How to Add or Remove a Vehicle From My Account
Instructions for adding or removing vehicles from My Account.
About Family Sharing
As the account owner, you can share vehicle information and available OnStar services with up to 8 additional Family Members. Learn about the features available to shared Family Members.
How to Set Up Family Sharing
Learn how to invite Family Members and manage your Family Group.
How to Select a Preferred Dealer
Select a preferred dealer to make scheduling service appointments easier.
About Multi-Factor Authentication
Learn how Multi-Factor Authentication (MFA) is used for enhanced account security.
