One problem related to brake drum shoes/linings 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.
When applying the brakes at any speed they squealed. Vehicle was taken to dealer to get the problem repaired, but after the repairs the squealing diminished but persisted. The manufacturer was informed of the problem.