One problem related to steering is loose has been reported for the 2004 Toyota Sienna. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Toyota Sienna based on all problems reported for the 2004 Sienna.
When turning corners, steering suddenly seizes up making it extremely difficult if not impossible to turn the wheel and preventing the vehicle from operating safely at low to medium speeds. It seems as if the steering problem happens most often when it is cold or wet out. Often we are required to come to a complete stop before the steering loosens up again. The dealer has been unable to recreate the problem.