Incident on Highway 80 on May 30, 2020. Entered Highway 80 (East) from Donner Sumit Roadside Rest, accelerated in the slow land and passed a truck and accelerated in the fast lane to 65-70 mph. Began feeling a severe/violent shaking of the steering wheel, a couple of inches or so, side to side. Pulled over and steering wheel was still shaking and brought the vehicle to a full stop. Shaking stopped. Inspected wheels for looseness and nothing appeared abnormal. Lane keeping system was not engaged at the time. Could be new Automatic emergency steering but activated falsely. Felt very unsafe and had to hold steering wheel tight to retain control Took vehicle to dealer who could not find anything wrong with car, no codes in diagnostic. No warning lamps or messages appeared.

- Sacramento, CA, USA