MY 2020 MODEL Y LUNGED FORWARD WHILE SITTING AT A RED LIGHT BEHIND A PICKUP TRUCK. I DID NOT TOUCH THE ACCELERATOR ANS THE BRAKE WOULD NOT STOP THE CAR. I IMPACTED THE PICKUP TRUCK AND DAMAGED THE LEFT CENTER OF THE CAR FRONT SLIDING UNDER THE PICKUP BUMPER. IT WAS AS THOUGH THE CAR TOOK OVER ON IT OWN. THERE WAS NO REASON FOR ME TO HAVE MY FOOT ON THE ACCELERATOR AND I WAS STOPPED 6 FEET BACK FROM THE PICKUP IN FRONT OF ME. I AM NOW AFRAID SOMETHING IS WRONG WITH THE CAR CAUSING THIS TO HAPPEN AND IT SHOULD BE EVALUATED BY TESLA. I REPORTED THIS TO TESLA AND WAS TOLD I WOULD HEAR SOMETHING BACK IN 3-5 WEEKS. THE DAMAGE CAN BE FIXED TO THE CAR BUT I AM NOW FEARFUL OF DRIVING IT.