Yes, OnStar service can typically be transferred to a new vehicle. However, this process is generally subject to certain conditions and availability based on the vehicle in question and the type of OnStar plan the customer currently holds. When transferring the service, it is important to consider whether the new vehicle is compatible with OnStar technology. Additionally, any active subscriptions may need to be updated to align with the features and services available in the new vehicle. It is advisable for the customer to review the specifics of their individual plan and the vehicle's compatibility on the OnStar website. The website may also provide pertinent guidance on how to initiate the transfer process and explore any potential fees associated with it.