The contact owns a 2009 Lincoln MKZ. The contact stated that while parked in a semi-truck parking lot, another driver was reversing where she was blocking, and the contact then attempted to avoid the collision and drive forward. The accelerator pedal was depressed however, the vehicle accelerated excessively, and the brake pedal was then depressed but failed to respond. Upon a second attempt, the brake pedal went to the floorboard, accompanied by an abnormal vibration. Consequently, the vehicle crashed into a tree. No warning lights were illuminated prior to the incident. The driver mentioned a previous incident where the vehicle reversed into a gate. The contact referenced NHTSA Campaign Number: 19V904000 (Service Brakes, Hydraulic). The brakes had been checked previously and were reportedly functioning properly. During the crash, the air bags deployed, and the driver sustained a head injury but did not seek medical attention. No fire or police report was filed as the incident occurred on private property. The local dealer was contacted and mentioned an extended warranty. The dealer suggested towing the vehicle, but it was not diagnosed or repaired. The manufacturer was contacted multiple times, including their legal department, but no response was received. The failure mileage was approximately 110,000.