Chart based on 1719 Mazda Mazda6 and 277 Hummer H3 repairs.
Chart based on 1072 Mazda Mazda6 and 200 Hummer H3 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 Hummer H3 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 Hummer H3 Problems and Repair Histories