Chart based on 2293 Hyundai Sonata and 587 Kia Optima repairs.
Chart based on 1073 Hyundai Sonata 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 Hyundai Sonata 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.
Hyundai Sonata and Kia Optima Problems and Repair Histories