Chart based on 277 Hummer H3 and 160 Chevrolet Colorado repairs.
Chart based on 200 Hummer H3 and 122 Chevrolet Colorado 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 Chevrolet Colorado 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 Chevrolet Colorado Problems and Repair Histories