Toyota Sienna owners have reported 1 problem related to rear window wiper washer (under the visibility category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Toyota Sienna based on all problems reported for the Sienna.
2004 Toyota Sienna Mini van - windshield cracks immediately even if it receives an extremely small (less than half a milimeter) stone chip on the edges of the windshield. As soon as there is an extremely small stone / pebble chip, it will crack right away.
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