The contact owns a 2026 Tesla Model Y. While the vehicle was parked and attempting to shift into drive(D), the brake pedal was depressed, and the driver attempted to select the gear, but the gear display icon appeared semi-transparent. The driver was able to select the intended gear after several attempts; however, upon depressing the accelerator pedal, the vehicle unintentionally accelerated at a higher speed and struck a tree. The air bags did not deploy. No injuries were reported, and a Police report was not filed. No warning light was illuminated before or after the crash. Full Self-Driving (FSD) mode was not activated during the failure. The vehicle was driven to a collision repair center to repair the damage. The contact notified the manufacturer of the failure and requested assistance retrieving data from the Event Data Recorder (EDR); however, no assistance was provided. The vehicle was not diagnosed or repaired for the unintended acceleration. The failure mileage was approximately 2,000.