Modern technology evolves so quickly that most people cannot keep track of the latest innovations. The much-talked-about move to a faster, better 5G cellular network for phones and other wireless devices is finally here. The problem is that wireless carriers are shutting down the old 3G networks that many cars depend on for essential safety features. If your vehicle is one of the models not being provided with a software or hardware upgrade, you may be left without a connection to the internet.