I was driving through Birmingham Alabama the other day when a on-star comercial came on the radio. It played a call where the on-star operator told the police this is on star, we have a front end collision at 35 MPH with air bags deployed. My on star button could not contact on star so I called them on my cell phone which has a Blocked Number. They answered the call and asked me is this Mr. Phelps? So much for blocked calls. I used an example "What if I'm in a collision with a vehicle that doesn't have on star and we're... read full review »