Chart based on 132 GMC Sierra HD and 437 Toyota Avalon repairs.
Chart based on 110 GMC Sierra HD and 357 Toyota Avalon repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Don't infer GMC Sierra HD or Toyota Avalon problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
GMC Sierra HD and Toyota Avalon Problems and Repair Histories