The contact owns a 2018 Subaru Crosstrek. The contact stated that while at a light, the vehicle crashed into an unknown vehicle in front of her. While sitting in traffic at another light, the failure recurred. The vehicle reeved up forward and crashed into an unknown utility vehicle. A claim was submitted to the insurance company. While pulling into a parking spot, the vehicle lunged forward over the parking block, crashed into the concrete wall and railing, and stopped. There was an abnormal burning smell. There were no warning lights illuminated. There were no reported injuries, air bag deployments, police reports, or fires in either incident. The vehicle was taken to an independent body center, which stated there was an electrical issue but declined to accept the vehicle. The vehicle was taken to her residence. The vehicle was taken to the local dealer but was not diagnosed or repaired. They will check the block box. The manufacturer was contacted, but no additional assistance was provided. The failure mileage was approximately 85,000.