CAR SPEED VARIES WHEN DOING A MODERATE SPEED EXAMPLE 40 MPH SOMETIMES FEELS LIKE ITS ENGINE SLIPS AND SPEED SLOWS CAR JUMPS FORWARD FEELS LIKE ENGINE SLIPS OR GEAR SHIFTS. ENGINE BOGS DOWN OR SOMETIMES REVS UP A LITTLE..SCARES ME SOMETIMES BUT NO CHOICE BUT TO DRIVE
2008 Toyota Sienna
Owner reports · Recalls · Investigations
More warning signs than most Sienna years
Owner complaints for the 2008 Toyota Sienna are substantially higher than the model-year median of 183.
About this comparison →How this year compares
Owner complaints by model year
Compare all Sienna years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
358 reports with mileage · 71 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Structure. Review the 117 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Vehicle Speed Control. Review the 51 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. Review the 45 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
429 reportsWHEN USING HEATED SEAT FEATURE DRIVERS SIDE REMAINS HEATED EVEN LONG AFTER BEING OFF. HAVE CHECKED FUSES AND STILL SAME ONLY USE SEASONAL. SOMETIMES FEELS LIKE HEAT IS ON WHEN NOT IN USE
BRAKES HAVE BEEN REPLACED, AND CHECKED SEVERAL TIMES MAKE A LOUD GRINDING NOISE IN WET WEATHER WHEN BACKING UP AND SOMETIMES WHEN APPLYING PRESSURE WHILE DRIVING ALSO A 🔊 NOISE AND BRAKES SEEM TO SLIP HAVE HAD TO PULL OVER BECAUSE IT SCARES ME CAN NOT FIND ANYTHING WRONG BUT CONTINUES TO PERSIST. BOTH IN HIGHWAY DRIVIN…
Read full complaint
BRAKES HAVE BEEN REPLACED, AND CHECKED SEVERAL TIMES MAKE A LOUD GRINDING NOISE IN WET WEATHER WHEN BACKING UP AND SOMETIMES WHEN APPLYING PRESSURE WHILE DRIVING ALSO A 🔊 NOISE AND BRAKES SEEM TO SLIP HAVE HAD TO PULL OVER BECAUSE IT SCARES ME CAN NOT FIND ANYTHING WRONG BUT CONTINUES TO PERSIST. BOTH IN HIGHWAY DRIVING AND REGULAR STREET DRIVING
WHILE ON AN ON-RAMP; THE VEHICLE AT ABOUT 35 MPH STARTED BLINKING THE SLIP LIGHT AND SLOWED THE VAN DOWN, ALSO CAUSING I THINK THE BRAKES TO ENGAGE WITH FORCE. HAPPENS WHILE DRIVING NORMALLY AND ON RAMPS. I HAD THE RACK AND PINION REPLACED AND STILL HAS DONE THIS.
THE VEHICLE STABILITY CONTROL WILL UNEXPECTEDLY ENGAGE IN INSTANCES WHERE IT SHOULDN'T ACTIVATE. THE MOST COMMON IS A LONG, SLIGHT CURVE ON AT FREEWAY SPEEDS ON DRY PAVEMENT. THE SECOND MOST COMMON SCENARIO IS ACCELERATING TO ENTER THE FREEWAY. WHEN VSC ENGAGES, THE VEHICLE WILL LURCH TO THE SIDE IT WAS ACTIVATED ON AND CURTAIL …
Read full complaint
THE VEHICLE STABILITY CONTROL WILL UNEXPECTEDLY ENGAGE IN INSTANCES WHERE IT SHOULDN'T ACTIVATE. THE MOST COMMON IS A LONG, SLIGHT CURVE ON AT FREEWAY SPEEDS ON DRY PAVEMENT. THE SECOND MOST COMMON SCENARIO IS ACCELERATING TO ENTER THE FREEWAY. WHEN VSC ENGAGES, THE VEHICLE WILL LURCH TO THE SIDE IT WAS ACTIVATED ON AND CURTAIL ANY ACCELERATION. THIS MAKES THE VEHICLE HARD TO CONTROL WHEN ON A FREEWAY CURVE AND WHEN ATTEMPTING TO ACCELERATE TO MERGE ONTO THE FREEWAY, CAUSING UNEXPECTED MOTION THAT IS A HAZARD TO REMAINING ON THE ROAD OR CAUSING THE VEHICLE TO BE IN AN ACCIDENT WITH OTHER VEHICLES. THERE IS NO INDICATION THAT THERE ARE MALFUNCTIONS IN ANY SYSTEM THAT WOULD CAUSE THIS TO OCCUR. NOTE: MILEAGE ON THE ODOMETER IS ~170,000 MILES.
2008 SIENNA DASHBOARD CRACKING AND IS SHINY AND STICKY. THE SHININESS PRODUCES A GLARE ON THE WINDSHIELD AND IS A SAFETY HAZARD. THIS PROBLEM STARTED A FEW MONTHS AFTER THE 10 YEAR EXTENDED WARRANTY OFFERED BY TOYOTA EXPIRED. TRIED CONTACTING TOYOTA AND REFUSED TO HELP.
WHILE DRIVING MY STEERING LOCKED UP. I TOOK IT TO A LOCAL GARAGE AND THEY INFORMED ME I NEED A NEW RACK AND PINION.
TRANSMISSION HAS BEGUN SLIDING
WHEN DRIVING NORMALLY IN DRY CONDITIONS, THE VEHICLE STABILITY CONTROL ENGAGES WHEN MAKING SLOW TURNS AT ABOUT 45 TO 55 MPH. IT HAPPENS MOSTLY WHEN STEERING TO THE RIGHT BUT CAN HAPPEN WHEN TURNING LEFT. THIS RESULTS IN DANGEROUS DRIVING CONDITIONS WHERE THE BRAKES UNEXPECTEDLY ENGAGE OR THE CAR DOWN SHIFTS TO A LOWER GEAR. I…
Read full complaint
WHEN DRIVING NORMALLY IN DRY CONDITIONS, THE VEHICLE STABILITY CONTROL ENGAGES WHEN MAKING SLOW TURNS AT ABOUT 45 TO 55 MPH. IT HAPPENS MOSTLY WHEN STEERING TO THE RIGHT BUT CAN HAPPEN WHEN TURNING LEFT. THIS RESULTS IN DANGEROUS DRIVING CONDITIONS WHERE THE BRAKES UNEXPECTEDLY ENGAGE OR THE CAR DOWN SHIFTS TO A LOWER GEAR. IT HAS ALMOST CAUSED A WRECK AND HAS PLACED ME AND OTHERS IN DANGER. THE PROBLEM BEGAN ABOUT 2 TO 3 YEARS AGO AND HAS BECOME PROGRESSIVELY WORSE. OTHER OWNERS OF THIS MAKE AND MODEL HAVE REPORTED SIMILAR ISSUES WITHOUT RESOLUTION BY TOYOTA, DEALERS OR AUTO REPAIR SHOPS. I AM ONLY ABLE TO RESOLVE THE ISSUE BY REMOVING THE FUSE THAT CONTROLS THE STABILITY CONTROL SYSTEM. SEE HTTPS://WWW.CARGURUS.COM/CARS/DISCUSSION-C9152_DS656326 FOR ONE EXAMPLE OF A DISCUSSION THREAD. GIVEN THE PERVASIVENESS OF THIS PROBLEM, IT IS APPARENT THAT THIS IS A SYSTEMIC PROBLEM WITH THE ENGINEERING OR MANUFACTURING OF THIS VEHICLES AND TOYOTA SHOULD BE HELD ACCOUNTABLE FOR THIS POTENTIALLY LIFE THREATENING PROBLEM.
MY VEHICLE HAS 138,000 MILES AND WHEN I INQUIRED ABOUT FIXING THE SLIDING DOOR, I WAS TOLD THAT THE RECALL WAS OVER IN 2016; HOWEVER, I KNOW OF A PERSON THAT WAS ABLE TO HAVE HIS VEHICLE FIXED BY TOYOTA. IN FACT, TOYOTA REPLACE BOTH THE DOOR SLIDING COMPONENTS / LATCHES. FOR MY VEHICLE I TRIED GETTING TOYOTA TO FIX THIS LAST Y…
Read full complaint
MY VEHICLE HAS 138,000 MILES AND WHEN I INQUIRED ABOUT FIXING THE SLIDING DOOR, I WAS TOLD THAT THE RECALL WAS OVER IN 2016; HOWEVER, I KNOW OF A PERSON THAT WAS ABLE TO HAVE HIS VEHICLE FIXED BY TOYOTA. IN FACT, TOYOTA REPLACE BOTH THE DOOR SLIDING COMPONENTS / LATCHES. FOR MY VEHICLE I TRIED GETTING TOYOTA TO FIX THIS LAST YEAR AND TRIED AGAIN TODAY BUT TOYOTA WILL NOT COVER THESE REPAIRS. I WANT IT DOCUMENTED THAT THIS VIN HAS NOT BEEN FIXED REGARDING THE SLIDING DOOR AND SHOULD A SERIOUS SAFETY ISSUE ARISE IN THE FUTURE DUE TO THESE DOORS, THIS WILL SERVER AS DOCUMENTATION. THE ISSUE BEGAN ABOUT 1 YEAR AGO WHEN THE DRIVER SIDE SLIDING DOOR WOULD NOT OPEN. THIS YEAR I HAD TO TAKE IT ON MYSELF TO TRY AND FIX THE ISSUE DUE TO TOYOTA NOT WILLING TO COVER THE COSTS. THE CABLE FOR THE SLIDING DOOR HAD FRAYED AND WHEN THE DOOR WAS MANUALLY OPENED, IT WOULD ONLY OPEN SOME BUT NOT FULLY. THE ROLLER LATCH FOR THIS DOOR ALSO APPEARS TO BE BENT AND NOW THE DOOR IS CLOSE TO HITTING THE SIDE PANEL WHEN OPENED; I HAD TO REMOVE THE CABLE COMPONENTS MYSELF TO ALLOW THE DOOR TO OPEN. I BELIEVE THE ESTIMATED REPAIR COSTS FOR HAVING BOTH DOORS MECHANISMS REPLACED IS $4,000 AND I CANNOT AFFORD THAT COSTS. IN 2016 I DO NOT RECOLLECT BEING INFORMED BY TOYOTA REGARDING THE SLIDING DOOR ISSUES AND NOW MY VEHICLE CANNOT BE REPAIRED FOR THAT SERVICE PROGRAM HAS EXPIRED.
Official recalls
916V396000 · Seats:front Assembly:seat Heater/cooler
Jun 2, 2016
Southeast Toyota Distributors, LLC (SET) is recalling certain 2005-2011 4Runner, Highlander, Sequoia, and Sienna, 2005-2010 Avalon and Tundra, 2006-2008 Camry Solara, 2006-2010 Highlander hybrid, 2006-2011 Rav4 and Tacoma, 2007-2010 FJ Cruiser, 2007-2011 Camry hybrid, 2009-2010 Venza, 2010-2012 Prius, 1988-1990 and 2005-2010 Camry, and 1989 and 2009-2010 Corolla vehicles equipped with aftermarket accessory seat heaters with a copper strand heating element. The electrical wiring in the seat heaters may be damaged when the seat cushion is compressed.
Consequence & remedy
Consequence: If damaged, the copper strand heating element may short circuit, increasing the risk of a fire.
Remedy: SET will notify owners, and dealers will disconnect the seat heaters, free of charge, and refund the purchase price of the seat heater accessory. The recall began on July 14, 2016. Owners may contact SET customer service at 1-866-405-4226. SET number for this recall is SET16B.
14V743000 · Seats:front Assembly:seat Heater/cooler
Nov 19, 2014
Southeast Toyota Distributors, LLC (SET) is recalling certain model year 2010-2011 Prius and Corolla, 2009-2011 Venza, 2006-2010 Avalon, 2007-2010 FJ Cruiser, 2005-2011 Sienna and Sequoia, 2006-2011 Tacoma 4x2 and 4x4, Camry, Highlander, Tundra 4x2 and 4x4, and 2007-2011 Rav4 and 4Runner. The affected vehicles may experience compression of the seat cushion which may damage the seat heater wiring.
Consequence & remedy
Consequence: Damage to the seat heater wiring could cause the wires to short, increasing the risk of the seat burning and causing personal injury to the occupant.
Remedy: SET will notify owners, and dealers will disconnect the heaters with copper strand heating elements and refund the purchase price of the seat heater accessory, free of charge. The recall is expected to began in January 2015. Owners may contact SET customer service at 1-866-405-4226.
14V273000 · Tires:temporary/emergency Spare Tire
May 22, 2014
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain model year 2004-2011 Sienna vehicles originally sold in, or currently registered in, Connecticut, Delaware, Illinois, Indiana, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, Virginia, West Virginia, Wisconsin and the District of Columbia. The affected vehicles have a spare tire carrier assembly mounted under the vehicle whose attachment cable may corrode due to high concentrations of road salt splashing onto the spare tire carrier.
Consequence & remedy
Consequence: If the carrier cable is corroded due to road salt, the spare tire may separate from the vehicle, increasing the risk of a crash.
Remedy: Toyota sent owners in August 2014 an interim notification to advise owners of the recall and that dealers will perform an interim remedy to remove the spare tire and relocate it to the luggage compartment, free of charge. Owners are being mailed a second letter as parts become available and dealers will replace the spare tire carrier assembly with an improved one, free of charge. The remedy campaign is being performed in phases. The first phase of the recall began July 7, 2015. Owners may contact Toyota customer service at 1-800-331-4331. NOTE: 2004-2010 Siennas subject to this recall were subject to recall campaign 10V-160 initiated in 2010. Those owners are advised that they must have their vehicles remedied again under this campaign and that having the earlier recall completed did not remedy their vehicles. Additionally, model year 1998-2003 Siennas were recalled as part of safety recall 10V-160. Owners of those vehicles that have not had not the remedy performed on their vehicles, should contact their Toyota dealer to schedule a free repair.
13V429000 · Power Train:automatic Transmission
Sep 26, 2013
Toyota is recalling certain model year 2004-2005 Sienna vehicles manufactured January 10, 2003, through August 10, 2005; and model year 2007-2009 Sienna vehicles manufactured February 20, 2007, through December 12, 2008. In the affected vehicles, due to a problem within the shift lock solenoid, there is a possibility that the shift lever could be moved out of Park position without depressing the brake pedal.
Consequence & remedy
Consequence: If the shift lever is moved out of the Park position without the brake applied, the transmission will either engage a drive gear or Neutral, increasing the risk of a backover or roll away crash.
Remedy: Toyota will mail interim notifications to owners beginning in late October 2013. When parts are available, owners will be sent a second notice and dealers will replace the shift lock solenoid, free of charge. Owners may contact Toyota at 1-800-331-4331.
10V160000 · Structure
Apr 20, 2010
TOYOTA IS RECALLING CERTAIN MODEL YEAR 1998 THROUGH 2010 SIENNA PASSENGER VEHICLES MANUFACTURED BETWEEN AUGUST 7, 1997 AND JANUARY 4, 2010, CURRENTLY REGISTERED IN OR ORIGINALLY SOLD IN CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, KENTUCKY, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, WASHINGTON DISTRICT OF COLUMBIA, VIRGINIA, WEST VIRGINIA, AND WISCONSIN. THE SUBJECT VEHICLES ARE EQUIPPED WITH THE SPARE TIRE STOWED UNDER THE VEHICLE. IF THE VEHICLE IS OPERATED IN THE COLD CLIMATE REGIONS OF THE UNITED STATES WHERE ROAD SALT IS FREQUENTLY USED, WATER SPLASHED BACKWARDS WITH HIGH CONCENTRATIONS OF ROAD SALT CAN REACH THE SPARE TIRE CARRIER AND CORRODE THE SPARE TIRE CARRIER ASSEMBLY CABLE.
Consequence & remedy
Consequence: THE CABLE MAY BREAK DUE TO EXCESSIVE CORROSION AND THE SPARE TIRE MAY SEPARATE FROM THE VEHICLE, POSSIBLY RESULTING IN A VEHICLE CRASH.
Remedy: TOYOTA WILL NOTIFY OWNERS WITH AN INTERIM LETTER INITIALLY INSTRUCTING THEM TO BRING THEIR VEHICLE TO AUTHORIZED DEALERS TO INSPECT FOR CORROSION. A SECOND NOTICE WILL BE SENT WHEN THE PERMANENT REMEDY IS AVAILABLE. FOR MORE INFORMATION, PLEASE SEE TOYOTA'S AMENDED RECALL REPORT OF JULY 19, 2010. THE SAFETY RECALL IS EXPECTED TO BEGIN ON OCTOBER 12, 2010. OWNERS MAY CONTACT TOYOTA AT 1-800-331-4331.
10V035000 · Equipment:other:labels
Feb 3, 2010
GULF STATES TOYOTA IS RECALLING CERTAIN MODEL YEAR 2005-2010 VEHICLES FOR FAILING TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, "TIRE SELECTION AND RIMS." THESE VEHICLES WERE SOLD BETWEEN SEPTEMBER 1, 2005 AND JUNE 2, 2008 WITHOUT THE REQUISITE LOAD CARRYING CAPACITY MODIFICATION LABELS.
Consequence & remedy
Consequence: THIS DOES NOT MEET THE STANDARD REQUIREMENTS.
Remedy: DEALERS WILL MAIL TO CONSUMERS THE CORRECTED LABEL OR THE CUSTOMER WILL HAVE THE OPTION FOR DEALERS TO INSTALL THE LABEL FREE OF CHARGE. DEALERS WILL ALSO CORRECT THE OWNER'S MANUAL. THE SAFETY RECALL BEGAN ON MAY 27, 2010. OWNERS MAY CONTACT GULF STATES TOYOTA AT 713-580-3300.
10V036000 · Equipment:other:labels
Feb 3, 2010
SOUTHEAST TOYOTA IS RECALLING CERTAIN MODEL YEAR 2005-2011 PASSENGER VEHICLES FOR FAILING TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, "TIRE SELECTION AND RIMS." THESE VEHICLES WERE SOLD WITHOUT THE REQUISITE LOAD CARRYING CAPACITY MODIFICATION LABELS.
Consequence & remedy
Consequence: A DRIVER MAY OVERLOAD A VEHICLE WHICH MAY INCREASE THE RISK OF A CRASH.
Remedy: DEALERS WILL MAIL TO CONSUMERS THE CORRECTED LABEL OR THE CUSTOMER WILL HAVE THE OPTION FOR DEALERS TO INSTALL THE LABEL FREE OF CHARGE. THE SAFETY RECALL BEGAN ON MAY 27, 2010. OWNERS MAY CONTACT SOUTHEAST TOYOTA AT 1-800-301-6859.
09V234000 · Equipment:other:labels
Jun 25, 2009
TOYOTA IS RECALLING CERTAIN MODEL YEAR 2006 THROUGH 2009 SIENNA AND 2009 LEXUS GX PASSENGER VEHICLES. THE VEHICLE CAPACITY WEIGHT ON THE TIRE AND LOADING INFORMATION LABEL AND THE GVWR ON THE CERTIFICATION LABEL IS INSUFFICIENT FOR CERTAIN VEHICLES. SOME VEHICLES WERE ACCESSORIZED THROUGH VEHICLE PROCESSING CENTERS AND HAD ACCESSORIES INSTALLED THAT CAUSED THE VEHICLE TO EXCEED THE GVWR VALUE. THESE VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO 110, "TIRE SELECTION AND RIMS," AND 49 CFR PART 567.
Consequence & remedy
Consequence: THE GVWR IS INSUFFICIENT FOR THE LOAD CARRYING CAPACITY OF THE VEHICLES.
Remedy: TOYOTA WILL NOTIFY OWNERS INSTRUCTING THEM TO RETURN THEIR VEHICLE TO A TOYOTA OR LEXUS DEALER FOR AN EXCHANGE OF THE CERTIFICATION LABEL AND THE TIRE AND LOADING INFORMATION LABEL, AN INSTALLATION OF THE LOAD CARRYING CAPACITY MODIFICATION LABEL, IF NECESSARY, AND A CORRECTION TO THE OWNER'S MANUAL. THIS REMEDY WILL BE PERFORMED FREE OF CHARGE. THE SAFETY RECALL BEGAN ON DECEMBER 10, 2009. OWNERS MAY CONTACT TOYOTA AT 1-888-270-9371.
09V223000 · Equipment:other:labels
Jun 15, 2009
TOYOTA IS RECALLING 27,080 MODEL YEAR 2005 THROUGH 2010 PASSENGER CARS BUILT FROM SEPTEMBER 1, 2005 TO MAY 4, 2009. THESE VEHICLES WERE NOT EQUIPPED WITH LOAD CARRYING CAPACITY MODIFICATION LABELS WHICH FAILS TO CONFORM WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, "TIRE SELECTION AND RIMS."
Consequence & remedy
Consequence: INCORRECT LOAD CARRYING CAPACITY MODIFICATION LABELS COULD RESULT IN THE VEHICLE BEING OVERLOADED, INCREASING THE RISK OF A CRASH.
Remedy: TOYOTA WILL NOTIFY OWNERS AND PROVIDE THEM WITH A NEW, ACCURATE LABEL TO BE INSTALLED OVER THE INACCURATE LABEL FREE OF CHARGE. THE SAFETY RECALL BEGAN ON AUGUST 18, 2009. OWNERS MAY CONTACT TOYOTA AT 1-888-270-9371.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0No exact-year investigations in this snapshot.
Illustration