Chart based on 2773 Toyota Sienna and 476 Porsche Cayenne repairs.
Chart based on 1729 Toyota Sienna and 371 Porsche Cayenne repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Don't infer Toyota Sienna or Porsche Cayenne problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
Toyota Sienna and Porsche Cayenne Problems and Repair Histories