Chart based on 587 Kia Optima and 50 BMW 6-Series repairs.
Chart based on 322 Kia Optima and 43 BMW 6-Series 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 BMW 6-Series 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 BMW 6-Series Problems and Repair Histories