Chart based on 32 Buick Century and 587 Kia Optima repairs.
Chart based on 30 Buick Century 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 Buick Century 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.
Buick Century and Kia Optima Problems and Repair Histories