Table 1 shows eight common power train related problems of the 2008 Toyota Sienna. The number one most common problem is related to the power train (23 problems). The second most common problem is related to the automatic transmission (eight problems).
The contact owns a 2008 Toyota Sienna. The contact stated while driving 60 mph, the vehicle unintendedly accelerated at a high rate of speed. There was no warning light illuminated. The contact desperately pressed on the brake pedal, but the vehicle would not slow down. Read details...
My 2008 Sienna hesitates when gas pedal is pressed after slowing down. The engine revs fast (engine is loud) but car does not respond accordingly by moving ahead until a couple of seconds later. Usually I would release the gas pedal to prevent the engine rev from going very high. Read details...
I am concerned about the electronic control system in my 2008 Toyota Sienna van. Rather than the acceleration problems associated with the recalls, my van sometimes does not respond appropriately, eg. There is excessive hesitation and lack of acceleration when the gas pedal is depressed. Read details...