How to Cancel Your OnStar Subscription | OnStar
You can cancel your account any time online by following the steps below, pushing your blue button or calling an advisor directly at 1.888.4ONSTAR (1.888.466.7827).
Step 1. Log in to My Account and select OnStar.
Step 2. Open “My Plans” and then select the name of the plan you wish to cancel.
Step 3. Review your selection and click “cancel my plan.”
Your vehicle needs to be in an Active state to purchase a plan online.
To check if OnStar is active on your vehicle:
To add additional services to your existing plan, to add additional services to your existing plan, visit My Account
To change your subscription to a different plan, push the blue OnStar button or call 1.888.466.7827 to speak with an Advisor.
No refunds are available for prepaid plans or plans that were included in the purchase or lease of your vehicle. You may use the remaining term of your subscription from the date of cancellation.
Once you cancel, your services will continue through the end of your billing period.
To resubscribe online, log in to your OnStar Account, select “My Plans” and click the plan you wish to reactivate. You can also push your blue button or call directly 1.888.4ONSTAR (1.888.466.7827) to speak to an advisor.
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