One problem related to brake disc pads has been reported for the 2003 Toyota Sienna. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Toyota Sienna based on all problems reported for the 2003 Sienna.
While applying the brakes pedal went to the floor. A loud squeaking noise was heard coming from the front. Vehicle shook uncontrollably. Consumer was able to maintain control of the vehicle, and drove it to the dealer for inspection, and mechanic determined that both front brake pads and rotors needed to be replaced.