Table 1 shows two common power train related problems of the 2013 Toyota Sienna. The number one most common problem is related to the differential unit (nine problems). The second most common problem is related to the power train (six problems).
| Problem Category | Number of Problems |
|---|---|
| Differential Unit problems | |
| Power Train problems |
The rear differential is causing a whirling sound. The sound only occurs when the vehicle is on drive. I don't hear the same high pitched whirling sound when the car is in reverse. This is a common problem with this generation of Sienna. Read details...
The 2gr-fe engine on my Sienna has experienced a front timing cover leak. It's slowly leaking oil out of my vehicle and I'm afraid it will get worst over time. My vehicle has less than 100k miles and if the leak persists, I down want my vehicle breaking down and leaving me stranded. Read details...