This could be due to a couple of reasons:
Your subscription may no longer be active. Log in to theOnline Account Centerto check the status of your account, view and pay your bill, and manage or reactivate your subscription.You can also compare different plans atwww.siriusxm.com/choose-plan
If you are missing channels or have recently subscribed, you may need torequest a refresh signal. Be sure to have yourRadio ID handy.