I WAS DRIVING 2015 INFINITY Q50 (PURCHASED ON 02/28/2015) ON LEE ROAD, SHAKER HEIGHTS, OHIO 44120, WHICH HAD A FIRST SCHEDULED MAINTENANCE ON 09/14/2015 AT THE BEACHWOOD INFINITY DEALER. I STOPPED AT THE INTERSECTION OF LEE ROAD AND CHAGRIN BLVD. BEHIND A BLACK JEEP FOR WAITING TRAFFIC. I HAD MY CAR IN DRIVE AND MY FOOT FIRMLY ON THE BRAKE, ABOUT FEW SECONDS PASSED AND SUDDENLY MY CAR STARTED TO MOVE SLOWLY FORWARD WHILE MY FOOT WAS STILL FIRMLY ON THE BRAKE. AS MY CAR DID NOT STOP, I ATTEMPTED TO PUSH THE BRAKE HARDER AND TO AVOID REAR COLLISION WITH JEEP, I TURNED TOWARD SIDEWALK, IN A MOMENT MY CAR JUST TOOK OFF AT THE SPEED, HITTING FIXED OBJECTS ON SIDE WALK, MISSING SOME ON COMING VEHICLES AND BY GRACE OF GOD I MANAGED MY CAR AND CAME ON CHAGRIN BLVD. WITHOUT FURTHER INCIDENTS. I HAD MY DASH CAM ON WHICH HAS RECORDED THE INCIDENT. THIS INCIDENT OCCURRED ON 09/18/2015. AFTER FEW DAYS I NOTIFIED THE INFINITY AND THE COMPANY ISSUED A CLAIM # 20499682. AFTER SEVEN DAYS MR. TERRY MATT CLARK, INCIDENT INVESTIGATION SPECIALIST, NISSAN NORTH AMERICA INC. CALLED ME AND TOLD ME HE CAN NOT SCHEDULED THE INSPECTION IMMEDIATELY AND SCHEDULED ON 11/06/2015, DURING THIS TIME VEHICLE WAS RESTORED WITH THE DAMAGE OVER $22,000.00 WHICH I CLAIMED THRU MY AUTO INSURANCE. ON 11/16/2015 I RECEIVED THE LETTER FROM MR. CLARK, DENYING THE PROBLEM WITH THE CAR AND NOT RESPONSIBLE FOR ANY CLAIM.