Forum Discussion
OnStar Plans
Please explain in detail which of the following OnStar plans are available on which vehicles. I just purchased a 2023 Chevrolet Trailblazer and not ALL plans are available. Online information is no...
Each of these plans should be available for any vehicle eligible for OnStar enrollment. The OnStar Guardian Plan is the only one that doesn't require a direct connection to a GM vehicle. If you have questions about enrolling in any of these plans or are having difficulties, please send us an email to socialmedia@gm.com with "ATTN: OS Community/ljschoepke" in the subject line so we can best assist.