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Percentage of GMC Sierra 1500 and Hummer H3 repairs by problem area

Chart based on 727 GMC Sierra 1500 and 277 Hummer H3 repairs.

GMC Sierra 1500 and Hummer H3 repair cost distribution

Chart based on 481 GMC Sierra 1500 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 Sierra 1500.
See repair histories for the Hummer H3.
Don't infer GMC Sierra 1500 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 Sierra 1500 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 Sierra 1500 or Hummer H3 problems occur, check out our car reliability stats.