NHTSA lists 8 safety recalls and 172 owner complaints for the 2010 Toyota Sienna. Most complaints involve structure (57) and electrical system (20). The EPA rates it 18–19 mpg combined.
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2005-2007 and 2009-2010 Toyota Sienna vehicles. In the affected vehicles, due to a problem within the shift lock assembly, the shift lever may be moved out of the 'Park' position without depressing the brake pedal.
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.
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.
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Complaints for each Sienna model year we’ve synced.
| Model year | NHTSA complaints |
|---|---|
| 1998 | 302 |
| 1999 | 217 |
| 2000 | 374 |
| 2001 | 185 |
| 2002 | 207 |
| 2003 | 116 |
| 2004 | 2,062 |
| 2005 | 1,130 |
| 2006 | 1,017 |
| 2007 | 364 |
| 2008 | 429 |
| 2009 | 207 |
| 2010 | 172 |
| 2011 | 615 |
| 2012 | 247 |
| 2013 | 183 |
| 2014 | 164 |
| 2015 | 233 |
| 2016 | 76 |
| 2017 | 159 |
| 2018 | 72 |
| 2019 | 46 |
| 2020 | 38 |
| 2024 | 0 |
| 2025 | 0 |
“THE DASHBOARD IS DEFECTIVE. TOYOTA ACKNOWLEDGE THIS DEFECT, AND ISSUES A FREE REPLACEMENT. HOWEVER, TOYOTA CLAIMS THE WARRANTY PERIOD HAS EXPIRED, AND WILL NOT REPLACE MY DASHBOARD. DUE TO COVID 19 LOCKDOWN, I DID NOT GET IT FIXED EARLIER, AND WAS NOT AWARE THAT RECALLS HAVE EXPIRING AN EXPIRING DATE.”
“We recently had a full diagnostic check done on our vehicle (199 point at Parkway Automotive in Little Rock, Arkansas) that listed some components in need of repair. The only part involving the electrical system needing repair was our battery which was testing as no longer holding enough charge. We took the vehicle to Sam's Club in North Little Rock, AR within the last 2-3 weeks and had the battery replaced with a new Duracell with 3 year warranty. We drove away with no issues with the vehicle and used it for local driving without issues for those 2-3 weeks. The morning of Thursday, December 29, 2022 we started the car to drive to our church about 2 miles away with our four young children (1, 5, 8, 10). In the short drive, dash lights were flickering and the nav/audio screen system was turning off and restarting. Upon arrival at the church, as we were parking the car, gray smoke began to come from the hood quickly. The children were all still strapped in seatbelts and carseat, so we quickly unloaded them from the car and took them inside the building. While we were unloading them from the vehicle we observed the following: -black smoke pouring from driver's…”
“WHEN ENTERING A SLIGHT CURVE IN THE ROAD AT MODERATE IN TOWN SPEEDS THERE IS A CLICKING SOUND TO THE LEFT OF THE STEERING WHEEL IN THE DASH THEN THE TRACTION CONTROL SENSOR LIGHTT GOES ON. WHILE FREEWAY DRIVING, IT HAS HAPPENED 3 TIMES OUT OF THE BLUE AND WARNING BUZZERS SOUNDED VSC LIGHT AND TRACTION CONTROL LIGHT WENT ON AND THE STEERING JERKED...ENGINE LOST POWER ...VERY SCARY.I HAD RACK AND PINION STEERLING ASSEMBLY REPLACED AT ABOUT 40,000. THE PROBLEM STARTED AT ABOUT 110,000 MILES. I HAD ALL THE WHEEL SENSORS REPLACED AT ABOUT 115,000. I TOOK IT INTO TOYOTA DEALERSHIP THEY SAID THEY COULDN'T FIND A PROBLEM. TOOK IT TO 2 DIFFERENT MECHANICS ...ONE CHANGED THE SENSORS.COMPANY SAYS IT HASN'T BEEN A PROBLEM BUT ON THE INTERNET THERE ARE LOTS OF IDENTICAL POSTS. DEFINITELY A SAFETY ISSUE.I'VE HAD THE CAR 11 YEARS AND ALWAYS DID SCHEDULED MAINTENANCE. PLEASE SEE WHAT THE ISSUE IS.”
Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.
| Version | City | Hwy | Comb. | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|
| Sienna 2WD Auto 5-spd, 6 cyl, 3.5 L · Front-Wheel Drive | 17 | 23 | 19 | $3,300 | 468 |
| Sienna 4WD Auto 5-spd, 6 cyl, 3.5 L · All-Wheel Drive | 16 | 21 | 18 | $3,450 | 494 |
| Item | Miles | Time | Note |
|---|---|---|---|
| Engine oil & filter | 5,000–10,000 mi | 6–12 months | Follow the oil-life monitor if fitted |
| Tire rotation | 5,000–7,500 mi | Every oil change | Check pressure monthly |
| Engine air filter | 15,000–30,000 mi | 1–2 years | Sooner in dusty areas |
| Cabin air filter | 15,000–25,000 mi | 1–2 years | |
| Brake fluid | — | 2–3 years | Absorbs moisture over time |
| Coolant | 60,000–100,000 mi | 5–10 years | Long-life coolants last longer |
| Spark plugs | 60,000–100,000 mi | — | Iridium/platinum plugs at the long end |
| 12V battery | — | 3–5 years | Heat shortens battery life |
8 safety recalls as of Nov 10, 2026, according to NHTSA. Recall repairs are free at a dealer. Check your VIN to see whether your car is included and whether the repair was done.
Owners filed 172 complaints with NHTSA. The most-cited components are structure (57), electrical system (20), vehicle speed control (19). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.
The EPA rates the 2010 Toyota Sienna at 18–19 mpg combined, depending on engine and drivetrain (2 versions rated).