Chart based on 587 Kia Optima and 304 Buick Regal repairs.
Chart based on 322 Kia Optima and 176 Buick Regal repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Don't infer Kia Optima or Buick Regal problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
Kia Optima and Buick Regal Problems and Repair Histories