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Percentage of GMC Terrain and Hummer H3 repairs by problem area

Chart based on 536 GMC Terrain and 277 Hummer H3 repairs.

GMC Terrain and Hummer H3 repair cost distribution

Chart based on 253 GMC Terrain 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.
See repair histories for the GMC Terrain.
See repair histories for the Hummer H3.
Don't infer GMC Terrain 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.

GMC Terrain and Hummer H3 Problems and Repair Histories

See our lemon odds and nada odds comparisons to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently GMC Terrain or Hummer H3 problems occur, check out our car reliability stats.