RoadVitals

2003 Toyota Sienna Transmission Problems

Owner-reported complaints naming the transmission system, filed with NHTSA

Data refreshed

Transmission reportsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
8
Latest Jun 28, 2010
Share of all reportsThis category as a share of every owner report on file for this model year. One report can name more than one component, so the categories overlap.
8%
of 105 total
Crash or fire reportedReports in this category whose submitter recorded that a crash or a fire occurred. The reporter's own answer on the NHTSA form, not a verified finding.
1
Injuries or deaths reportedTotals the submitters entered on their own reports in this category. Not verified by NHTSA and not a casualty statistic.
2

What this page shows

Reports naming the automatic or manual transmission, including shifting behaviour, shudder, slipping and transmission control modules. Every record below is an owner-reported complaint about the 2003 Toyota Sienna submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 8 reports on file name it.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Owner reports naming transmission

Shown in the owner’s own words, exactly as filed

Transmission
Filed Jun 28, 2010
Crash reported1 injury reported

WHILE I WAS FULLY STOPPED, WITH MY FOOT ON THE BRAKE, MY 2003 TOYOTA SIENNA UNEXPECTEDLY AND SUDDENLY ACCELERATED. *TR

NHTSA ID
10340434
Incident
Jun 24, 2010
Mileage
92,797 mi
Transmission
Filed Feb 17, 2010

I HAVE OWNED 3 TOYOTA SIENNA'S. IN ALL OF THE MODELS I IDENTIFIED A PROBLEM WHICH THE DEALERS TOLD ME WAS NORMAL. I THEN MADE SURE TO ADVISE ANYONE DRIVING MY CARS OF THIS ISSUE. NOW THAT YOU ARE LOOKING MORE CLOSELY AT SAFETY I THOUGHT I WOULD BRING THIS TO YOUR ATTENTION. WHEN A SIENNA IS IN DRIVE AND ON A HILL WITH THE FRONT END UP AND THE BACK END DOWN. AND WHEN YOU THEN REMOVE YOUR FOOT FROM THE BRAKE THE CAR WILL IMMEDIATELY ROLE BACKWARDS. I LEARNED TO PRESS THE GAS SLOWLY AS I WAS RELEASING THE BRAKE SLOWLY TO AVOID THIS, BUT IT IS VERY DANGEROUS. IF A PERSON WAS BEHIND THE VEHICLE AND THE DRIVER DID NOT KNOW THIS OCCURS THEY COULD BE RUN OVER. THANKS FOR CHECKING ON THIS. *TR

NHTSA ID
10311473
Incident
Jul 10, 2007
Transmission
Filed May 31, 2009

DROVE VEHICLE INTO A GAS STATION TO FILL UP WITH GAS. AFTER THIS WAS COMPLETED, RESTARTED VEHICLE AND USED GEAR SHIFT TO PUT THE VEHICLE INTO DRIVE. GEAR SHIFT LINKAGE INSIDE STEERING COLUMN BROKE. GEAR COULD NOT BE CHANGED. CAR WAS STUCK IN REVERSE. FORTUNATELY, THIS PROBLEM OCCURRED AT A GAS STATION STAFFED WITH A MECHANIC. REPAIR TOOK ONE WEEK -- LOCAL TOYOTA DEALERSHIP ORDER WRONG PARTS TWICE BEFORE ORDERING THE CORRECT ONES. OLD PARTS ARE AVAILABLE. *TR

NHTSA ID
10272432
Incident
Apr 25, 2009
Mileage
54,000 mi
Transmission
Filed Aug 21, 2007

MY VEHICLE IN THE LAST 6 MONTHS HAS STARTED EXPERIENCING A HESITATION WHEN SHIFTING GEARS. TOOK TO THE DEALER TO CHECK, AND THEY UPDATED WITH THE PATCH. CAR CONTINUES TO HAVE PROBLEMS. THE DEALER IS CALLING IT A "HARD SHIFT" THAT IS NORMAL FOR THIS VEHICLE EVEN THOUGH IT DIDN'T DO IT THE FIRST 2 YEARS OF OWNERSHIP. CAR IS ALMOST OUT OF ITS 60K WARRANTY, AND THEY INDICATE THEY CAN'T DO ANYTHING ELSE TO FIX. *TR

NHTSA ID
10200346
Incident
Jul 11, 2007
Mileage
58,000 mi
Other / unspecifiedTransmission
Filed Jan 3, 2005

CAR WOULD NOT GO OVER 45-50 MPH. CURRENTLY AT DEALERSHIP FOR A NEW TRANSMISSION . *AK

NHTSA ID
10105619
Incident
Dec 29, 2004
Mileage
20,000 mi
Transmission
Filed Sep 28, 2004
1 injury reported

WHILE IN PARK VEHICLE SHIFTED OUT OF PARK INTO REVERSE. CONSUMER MANAGED TO TURN OFF THE VEHICLE FROM THE PASSENGER'S SIDE. DEALERSHIP WAS NOTIFIED, BUT DID NOT RESOLVE THE PROBLEM. *AK....VEHICLE WA SIN PARK AND NOT RUNNING. CONSUMER WENT TO TURN OFF MOTOR FROM THE PASSENGER'S SIDE AND VEHICLE WENT INTO REVERSE, AS CONSUMER BACKED OUT AFTER CHECKING THE GEAR SHIFT TO BE SURE IT WAS SRILL IN PARK POSITION. THE FRONT DOORKNOCKED CONSUMER DOWN WHEN HE TRIED TO GET OUT OF THE VEHICLE. WHILE LYING ON THE GROUND THE FRONT WHEEL ON THE RIGHT LEFT SIDE OF CONSUMER. HE SUSTAINED SEVERAL BROKEN RIBS, ROAD RASH TO RIGHT LEG, BURNS ON ARMS, SIDE AND LEG. WAS HOSPITALIZED AND HAD PHYSICAL THERAPY. *AK

NHTSA ID
10094520
Incident
Aug 23, 2004
Mileage
103,400 mi
Body & structureTransmission
Filed Mar 27, 2003

PROBLEMS WITH SLIDING DOOR, TRANSMISSION. MR. THE DEALER REPLACED THE TRANSMISSION, THE CONSUMER WAS TOLD IT WAS A MANUFACTURERS DEFECT. *JB

NHTSA ID
10015200
Incident
Mar 3, 2003
Transmission
Filed Jan 6, 2003

UNSAFE DESIGN OF OVERDRIVE FEATURE ON TOYOTA SIENNA. EVERY TIME CAR IS PUT INTO DRIVE, IT DEFAULTS TO 'OVERDRIVE' MODE - WHICH MEANS IT IS FREE WHEELING WHENEVER DRIVER'S FOOT COMES OFF THE ACCELERATOR. NO ENGINE BRAKING!! TAKE YOUR FOOT OFF THE GAS AND THE CAR ROLLS FREELY. THIS IS GROSSLY UNSAFE, PARTICULARLY IN TOWN DRIVING. TO GET ENGINE BRAKING, DRIVER MUST PUSH A BUTTON. THE DEFAULT SHOULD BE THE OTHER WAY AROUND: CAR SHOULD BE DESIGNED SO IT AUTOMATICALLY PROVIDES REGULAR, SAFER ENGINE BRAKING MODE, AND THE DRIVER SHOULD HAVE TO PUSH A BUTTON TO GET INTO LESS SAFE, ECONOMY OVERDRIVE MODE. A COMPUTER CHIP RECALL WOULD PROBABLY CORRECT THIS. PLEASE INVESTIGATE!!!!!!!!

NHTSA ID
10000557
Incident
Jan 5, 2002

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

Other components reported on this vehicle

Categories with enough reports to have a page of their own

Elsewhere on this vehicle

Data sources

Data on this page last refreshed .