Chart based on 1719 Mazda Mazda6 and 587 Kia Optima repairs.
Chart based on 1072 Mazda Mazda6 and 322 Kia Optima repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Don't infer Mazda Mazda6 or Kia Optima problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
Mazda Mazda6 and Kia Optima Problems and Repair Histories