On the flip side, my Nissan's connectivity module was 2G based and deprecated by the carrier shortly after the car was built. Nissan offered a free upgrade and

On the flip side, my Nissan's connectivity module was 2G based and deprecated by the carrier shortly after the car was built. Nissan offered a free upgrade and I was eligible but I only knew about it because I'd read something on a forum referencing a service bulletin that I never received despite being the registered owner of the vehicle. The excuse being that the bulletin must have been lost in the mail.