Chart based on 6333 Audi A4 / S4 / RS4 and 1508 Ford Mustang repairs.
Chart based on 3259 Audi A4 / S4 / RS4 and 820 Ford Mustang repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Don't infer Audi A4 / S4 / RS4 or Ford Mustang problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
Audi A4 / S4 / RS4 and Ford Mustang 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 Audi A4 / S4 / RS4 or Ford Mustang problems occur, check out our car reliability stats.