The contact owns a 2016 Subaru Forester. The contact stated while attempting to park in a driveway, the vehicle unintendedly accelerated causing the contact to crash into a building wall. There were no injuries sustained. The contact took the vehicle to an independent mechanic. The vehicle was repaired but the failure continued to proceed to accelerate. several times after the repairs. The manufacturer was not notified of the failure. The failure mileage was approximately 600.