BSD stands for blind-spot detection, a safety tech that uses various sensors to detect other vehicles in a car's blind spot and then alert the driver.

US to add features such as blind spot warnings and pedestrian detection to vehicle crash ratings FILE – Evening rush hour traffic fills Highway 50, Jan. 26, 2017, in Sacramento, Calif. (AP Photo ...

The U.S. government’s automobile safety ratings will get a major update starting with the 2026 model year when regulators add new driver-assistance technologies and tests for protecting pedestrians.