NHTSA Complaint #11384962 — 2011 TOYOTA SIENNA

I WAS DRIVING FROM TORONTO TO VIRGINIA ON 23 DEC 2020 AND REFILLED GAS IN SPRINGFIELD NY WALMART GAS STATION TO REFILL THE GAS. WHEN I ENTERED BEDFORD PA TURNPIKE, THE CAR SOUNDED WITH DIFFERENT SOUNDS FROM ENGINE ON THE RAMP WHEN ENTERING THE 70/76 FREEWAY. WHEN ENTERED TO VIRGINIA FROM MARYLAND BORDER AFTER POTOMAC RIVER CROSSING ON HIGHWAY 15 , THE CAR SUDDENLY STOPPED WHILE DRIVING AT 30 MPH AND PULLED THE CAR TO THE SIDE OF THE ROAD SLOWLY AND WHEN I RESTARTED THE CAR, IT STARTED NORMAL AND DROVE TILL CHANTILLY VIRGINIA WITHOUT ANY STOPPING. BUT THE ENGINE GAVE ME DIFFERENT NOISES.