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How to cancel OnStar
- Call customer service on 888-466-7827
- Ask to speak with a representative
- Provide them with your customer details and membership information
- Ask them to cancel your service
- Request a confirmation email
To cancel online, go to https://www.onstar.com/us/en/support/subscribe/
To cancel over the phone, call: 888-466-7827
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Whether you're looking for information on how to delete your OnStar account, unsubscribe or cancel a free trial, Emma can help.
Check out the instructions above to cancel your OnStar membership. You can also browse our directory for pages on how to cancel other popular subscription services.
Emma is a money management app that connects to all your bank accounts to help you track paid subscriptions and bank fees, set budgets payday to payday and categorise your expenses to identify areas for improvement in your finances.
Take back control of your money. Download Emma to build your credit, save more and spend less with the all-in-one financial membership.
OnStar may show up on your statement as:
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Click "see all" under recurring payments
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You can see & edit payment history and predictions
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© 2025 Emma Technologies Ltd. All Rights Reserved.
Emma is registered and incorporated in England and Wales.
Emma Technologies Ltd is an appointed representative of RiskSave Technologies Ltd, which is authorised and regulated by the Financial Conduct Authority (FRN 775330).
Payment services (Non MIFID or Deposit related products) for Emma Technologies Ltd are provided by The Currency Cloud Limited. Registered in England No. 06323311. Registered Office: Stewardship Building 1st Floor, 12 Steward Street London E1 6FQ. The Currency Cloud Limited is authorised by the Financial Conduct Authority under the Electronic Money Regulations 2011 for the issuing of electronic money (FRN: 900199). For more detail on how your money is protected please see here. You can also find Currency Cloud's Terms of Use here.
Emma Technologies Ltd is an Introducer Appointed Representative of Quint Group Limited, which is authorised and regulated by the Financial Conduct Authority (FRN 669450). Emma Technologies Ltd is not a lender. Emma Technologies Ltd introduces customers to Monevo Limited who is a licensed credit broker.
Emma is registered with the Financial Conduct Authority under the Payment Services Regulations 2017 for the provision of payment services.
Financial Conduct Authority Reg Nr: 794952.
Company Registration Number: 10578464.
Data Protection Registration Number: ZA241546.
All testimonials, reviews, opinions or case studies presented on our website may not be indicative of all customers. Results may vary and customers agree to proceed at their own risk.
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