One problem related to defogger heater has been reported for the 2017 Toyota Sienna. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2017 Toyota Sienna based on all problems reported for the 2017 Sienna.
2017 Toyota Sienna. Consumer writes in regards to transmission issues. Consumer sent additional correspondence. The consumer stated the steering was imprecise. The vehicle wandered on the road. The heater/ac fan had an annoying noise. The vehicle would not accelerate immediately upon depressing the pedal. The transmission would constantly shift up and down on very small highway inclines.
| Windshield problems | |
| Wiper problems | |
| Defogger Heater problems | |
| Visibility problems |