Should autonomous functionality be incorporated into existing vehicle designs, or do self-driving models demand a completely fresh approach? Opinions vary widely. Many of today’s automakers and technology companies are working with existing designs and gradually introducing increasingly automated systems. Cadillac, for example, is rolling out a host of self-driving features through its SuperCruise system on the production CT6 model. Aptiv, meanwhile, is working with BMW 5 Series models on which it has installed radar and LiDAR units and numerous cameras. Similarly, Waymo has been sourcing Chrysler Pacificas and Jaguar I-Paces to test out its self-driving technology….