Chart based on 852 Chevrolet Impala and 2773 Toyota Sienna repairs.
Chart based on 655 Chevrolet Impala 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.
Don't infer Chevrolet Impala 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.
Chevrolet Impala and Toyota Sienna Problems and Repair Histories