2007 Toyota Sienna engine and engine cooling problems
14 owner complaints filed with NHTSA name the engine and engine cooling on the 2007 Toyota Sienna — 4% of all complaints for this model year.
What owners report
“The contact owns a 2007 Toyota Sienna. While the contact’s wife was pulling into the parking space, the transmission shifter was shifted into park(P), and the vehicle suddenly rolled forward approximately four feet. The parking brake was activated, preventing the vehicle from crashing into a parked…”
filed Jun 25, 2026
“Failure of a defective rubber oil cooler hose occurred at app. 5:30 pm on 2/11/2013 while the sienna was being driven on a city street. The vehicle rapidly lost most of its oil, and incurred significant and very costly engine damage (resulting in the need for replacement of the engine short-block…”
filed Mar 11, 2013
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine and Engine Cooling problems in other Sienna years
| Year | Reports | Share |
|---|---|---|
| 2013 Sienna | 1 | 1% |
| 2012 Sienna | 1 | 0% |
| 2011 Sienna | 6 | 1% |
| 2010 Sienna | 4 | 2% |
| 2009 Sienna | 4 | 2% |
| 2008 Sienna | 12 | 3% |
| 2006 Sienna | 4 | 0% |
| 2005 Sienna | 17 | 2% |
| 2004 Sienna | 46 | 2% |
| 2003 Sienna | 6 | 6% |
| 2002 Sienna | 16 | 9% |
| 2001 Sienna | 24 | 13% |
Other reported problem areas on the 2007 Toyota Sienna
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.