I'm trying to upgrade to your "Connected Vehicle" plan. Site keeps saying 'not available'. Fix???

[KDMann]

I have the "App Access" plan and I want to upgrade to the "Connected Vehicle" plan. Your system won't let me do this.  The error message is "We’re sorry. The plan you selected is not available...

https://www.onstar.com/plans/connected-vehicle 

[Advisor_Halie]

We're sorry to hear of the trouble you are having. So our team may best assist, please send an email over to socialmedia@gm.com with the subject line "KDMann". We hope to hear from you soon.