One problem related to tailgate 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.
Opened tail gate on 03 Toyota Sienna van. Reached in to get something and gate suddenly came down striking me on the top of my head causing a concussion. Gas struts were replaced at a cost of over $300. Old parts not available.