Forum Discussion
Payment method change
How can i change payment method?
Changing your payment method is quick and easy to do. Log into your Chevrolet, Buick, GMC, or Cadillac account via Chevrolet.com, Buick.com, GMC.com, Cadillac.com, or experience.GM.com > Select “Account Overview" > Choose "Payments" and "Manage Payments" > Edit, Delete or Add a Payment Method. Let us know if you have any questions regarding these steps.
I have done this , it keeps saying unable to update
@Skillet, If these steps don't help to update your payment method, allow us to learn more and explore opportunities for assistance. Send us a private message to OnStar_Support with additional details to start. Just select the envelope icon at the top right of your screen to do so. We will be watching our inbox.