This feature was also introduced around the same time as the blind spot detection. Rear cross path detection is mainly designed to make parking or getting out of visually impaired parking spots easy. If there is a car blocking the way, the system lets out an audible signal to warn the drivers.These days, safety when driving canâ¤™t be ignored. Fortunately, parents who intend to purchase used cars in Indianapolis for their teens can watch out for these vital safety features. For a closer look, they can go to respected car dealers like the ones from Fletcher Chrysler Dodge Jeep RAM to help them out.