Chart based on 277 Hummer H3 and 103 Mercedes-Benz SLK repairs.
Chart based on 200 Hummer H3 and 92 Mercedes-Benz SLK repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Don't infer Hummer H3 or Mercedes-Benz SLK problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
Hummer H3 and Mercedes-Benz SLK Problems and Repair Histories