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Toyota Sienna Transmission Problems

472 owner complaints filed with NHTSA across 21 model years.

Complaints by Year

Worst year: 2004. Best year: 2016.

Owner Reports

A representative sample of complaints filed with NHTSA.

Transmission · 2007 5

ON AUGUST 11, 2007, MY FAMILY EXPERIENCED A HEAD ON COLLISION. WE WERE DRIVING A 2007 TOYOTA SIENNA. MY HUSBAND WAS DRIVING AND DIED AT THE SCENE. THE INVESTIGATION NEVER FOUND ANY REASON FOR THE CAUSE OF THE ACCIDENT. MY HUSBAND CR...

Transmission · 2015 4

The contact owns a 2015 Toyota Sienna. The contact stated that while the vehicle was parked, and the shifter lever was turned off, it unexpectedly fell down, causing the vehicle to shift into drive and roll down the street, where it cras...

Transmission · 2015 4

My husband parked our minivan and came in to pick up the kids. While he was inside the library, the van went out of park and hit a fire truck in the parking lot. It seems this has been an issue with Toyota siennas in the past but I do no...

Transmission · 2017 4

Parked the car on an incline (our driveway) like we have a 100 times before. Went inside to unload groceries. Came back to the car and from the passenger seat reached over to press the auto-off button. When that was pressed the car start...

Transmission · 2014 4

ON OCTOBER 15TH AT APPROXIMATELY 3:30 PM (CT) MY 2014 TOYOTA SIENNA WAS PARKED IN MY DRIVEWAY WITH THE ENGINE ON, UNATTENDED, WHEN IT MOVED FORWARD UP THE SLIGHT INCLINE OF MY DRIVEWAY, STRUCK ANOTHER VEHICLE THAT WAS PARKED IN THE GARAG...

Transmission · 2006 4

CAR WAS IN MOTION, TURNING TO PARK ON SLOPE PARKING AREA THEN GEAR FALL OUT AND ROLLING BACKWARD, THEREFORE TRY TO SHIFT INTO PARKING GEAR, ALL GEARS DIDN'T WORK, GEAR SHIFT WAS NOT WORKING AT ALL THEN CAR ROLLED DOWNHILL TO OTHER SIDE O...

Transmission · 2004 4

THREE YEAR OLD CHILD WAS ABLE TO PUT THE CAR INTO NEUTRAL WITHOUT DEPRESSING THE BREAK PEDAL AND CAR ROLLED AWAY. CAR WAS PARKED IN A FLAT DRIVEWAY, AND WENT ACROSS THE STREET AND HIT A SPEED LIMIT SIGN AND DID DAMAGE TO THE FRONT BUMPER...

Transmission · 2011 4

TL* THE CONTACT OWNS A 2011 TOYOTA SIENNA. WHEN THE ENGINE WAS STARTED WITH THE GEAR IN PARK AND THE PASSENGER SIDE SLIDING DOOR OPEN, THE VEHICLE SUDDENLY DROVE FORWARD AND CRASHED INTO A CONCRETE PILLAR. WHILE ATTEMPTING TO STOP THE VE...

Transmission · 2011 4

MINIVAN PARKED BUT ROLL AWAY CAUSED INJURY. THE MINIVAN WAS PARKED TO PICK UP GROCERY BAGS BUT STARTED ROLLING AWAY AFTER THE LAST 2BAGS OF GROCEY

Transmission · 2004 4

TL* THE CONTACT OWNS A 2004 TOYOTA SIENNA. WHILE DRIVING, THERE WAS AN ABNORMAL GRINDING NOISE COMING FROM UNDERNEATH THE VEHICLE. THERE WAS NO WARNING INDICATOR ILLUMINATED. THE CONTACT COASTED THE VEHICLE OVER TO THE SIDE OF THE ROAD A...

Transmission · 2012 4

WHILE PARKED, DRIVER BEGAN EXITING VEHICLE AND VAN BEGAN TO ROLL AND CONTINUED TO ROLL WHEN GEAR SHIFT LEVER CONFIRMED IN PARK AND BRAKE CONTINUALLY PRESSED, EVENTUALLY HITTING A HOUSE.

Transmission · 2002 4

TL* THE CONTACT OWNS A 2002 TOYOTA SIENNA. WHILE THE VEHICLE WAS PARKED WITH THE ENGINE TURNED OFF AND THE EMERGENCY BRAKE ENGAGED, THE VEHICLE SUDDENLY ROLLED BACKWARDS DOWN A SMALL INCLINE AND CRASHED INTO A FENCE POST. A SMALL CHILD W...

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