General Motors has decided that a defect which relates to motor vehicle safety exists in certain 2020 to 2022 model year Cadillac CT4 and CT5 vehicles. In rare cases, the roof rail side airbags in these vehicles may not have been installed correctly during vehicle assembly. An incorrectly installed airbag may not deploy properly in a crash. This condition can exist on either the left side or right side of the vehicle.Has anyone had this recall done? It's for the side-rail roofline airbags on either/both sides of the roof interior. What did it involve?