Apps will not open in 2021 Silverado Trail Boss LT shows connection error

We appreciate you bringing these infotainment concerns to our attention. We would like to take a further look into things on our end and assist to the best of our abilities regarding any application concerns. So we may, kindly email additional details to socialmedia@gm.com with ATTN: OnStar Community/dermotjones in the subject headline moving forward. 

We truly appreciate you providing us with this experience. Our team here has further documented your sentiments for internal review, and we would like the opportunity to apologize for this situation. Moving forward, do not hesitate to follow-up with us via email if there is anything we can assist with. We are here to help to the best of our abilities.