There are 4 owner-reported visibility & wipers complaints for the 2003 Toyota Siennain NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
THE REAR WINDOW AT DRIVER SIDE STARTED TO LOOSE ABOUT 6 MONTHS AGO. AT THE BEGINNING, IT MADE NOISE WHEN OPEN THE REAR WINDOW. SO WE KEPT IT CLOSED ALL THE TIME. BUT GRADUALLY, IT IS GETTING WORSE AND WORSE. NOW EVEN WITH THE WINDOW CLOSED, THE WINDOW STILL SHAKES AND MAKES NOISES, SOUNDS LIKE THE WINDOW GLASS WILL DROP AT TIME. *TR
WE WERE DRIVING OUR 2003 TOYOTA SIENNA XLE LIMITED DOWN THE STREET AT APPROXIMATELY 25 MPH WHEN THE MOONROOF SHATTERED. THE SHATTERED WAS SPONTANEOUS AND MADE A LOUD POPPING NOISE WHEN IT OCCURRED. THERE WAS NO IMPACT FROM A ROCK, DEBRIS OR OBJECT AT OR PRIOR TO IMPACT. THE MOONROOF/SUNROOF SHATTERED INTO PIECES. AFTER RESEARCH ON-LINE, I SEE THERE WAS MULTIPLE COMPLAINTS FROM OWNERS OF TOYOTA TACOMA, SCION AND SIENNA. *JB
MAKE: TOYOTA SIENNA 2003 WINDSHIELD SEAL IS COMING OUT. ON BOTH DRIVER AND PASSENGER SIDE, CAUSING WIND NOISE. I SEARCHED INTERNET LOT OF PEOPLE HAVE COMPLAINS ON WINDSHIED SEALS. MY FRIEND HAVE HONDA ODYSSEY, HAND HAVE NO PROBLEM (7 YEARS OLD CAR). *TR
CONTACT STATED: DRIVER'S SIDE WINDOW EXPLODED IN A THOUSAND OF PIECES OF GLASS WITH NO APPARENT CAUSE WHILE DRIVING 65-68 MPH ON FREEWAY. JUST DRIVING ALONG AND THE WINDOW EXPLODED WITH NO OUTSIDE DAMAGE EXCEPT THE DAMAGE DONE BY THE GLASS. THERE WERE NO EXTERNAL CAUSES. WAS CHECKED BY A STATE TROOPER. DEALER TOLD CONSUMER THAT THIS WAS RARE, AND HAD HAPPENED AT THE DEALERSHIP ONCE BEFORE. CONFIRMED THAT IT WAS CAUSED BY STRESS ON THE GLASS. THIS WAS BEING FIXED UNDER WARRANTY, AND REPAINTED THE DAMAGED PARTS.*AK
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026