Toyota Sienna seats problems by year
114 NHTSA owner complaints name the seats across 24 Sienna model years. The most reported year is 2004 with 18 reports.
| Year | Seats reports | Share | Median mileage | |
|---|---|---|---|---|
| 2022 Sienna | 9 | 8% | — | |
| 2021 Sienna | 17 | 10% | — | |
| 2020 Sienna | 1 | 3% | — | |
| 2018 Sienna | 4 | 6% | — | |
| 2017 Sienna | 2 | 1% | — | |
| 2016 Sienna | 2 | 3% | — | |
| 2015 Sienna | 3 | 1% | — | |
| 2014 Sienna | 2 | 1% | — | |
| 2013 Sienna | 3 | 2% | — | |
| 2012 Sienna | 3 | 1% | — | |
| 2011 Sienna | 11 | 2% | — | |
| 2010 Sienna | 2 | 1% | — | |
| 2009 Sienna | 2 | 1% | — | |
| 2008 Sienna | 2 | 0% | — | |
| 2007 Sienna | 1 | 0% | — | |
| 2006 Sienna | 11 | 1% | — | |
| 2005 Sienna | 8 | 1% | — | |
| 2004 Sienna | 18 | 1% | 50,000 mi | |
| 2003 Sienna | 1 | 1% | — | |
| 2002 Sienna | 1 | 1% | — | |
| 2001 Sienna | 1 | 1% | — | |
| 2000 Sienna | 6 | 2% | — | |
| 1999 Sienna | 2 | 1% | — | |
| 1998 Sienna | 2 | 1% | — |
Share is the fraction of that year’s complaints naming the seats. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.