The help desk is only able to assist the participant assigned to a user ID when proper identification questions are met for inquiries about log in or program information.
OnStar Rewards Participants
- You have been or will be issued a User ID and password from OnStar Rewards. If you have not received this information, please contact the help desk at 1-855-308-9835.
- Upon entering your initial password and logging in for the first time, you will be asked to create a new password and complete required fields of the profile.
- For login help, please call 1-855-308-9835. This number is for OnStar Rewards login help only.
- For questions about your program performance, please call the appropriate Program Headquarters number.
- For merchandise order questions, please call 1-800-343-2607.