Chart based on 1508 Ford Mustang and 727 GMC Sierra 1500 repairs.
Chart based on 820 Ford Mustang and 481 GMC Sierra 1500 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Don't infer Ford Mustang or GMC Sierra 1500 problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
Ford Mustang and GMC Sierra 1500 Problems and Repair Histories