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Percentage of Pontiac Grand Prix and Toyota Sienna repairs by problem area

Chart based on 310 Pontiac Grand Prix and 2773 Toyota Sienna repairs.

Pontiac Grand Prix and Toyota Sienna repair cost distribution

Chart based on 262 Pontiac Grand Prix and 1729 Toyota Sienna repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
See repair histories for the Pontiac Grand Prix.
See repair histories for the Toyota Sienna.
Don't infer Pontiac Grand Prix or Toyota Sienna problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.

Pontiac Grand Prix and Toyota Sienna Problems and Repair Histories

See our lemon odds and nada odds comparisons to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently Pontiac Grand Prix or Toyota Sienna problems occur, check out our car reliability stats.