Chart based on 619 Porsche 911 and 524 Chevrolet Volt repairs.
Chart based on 501 Porsche 911 and 223 Chevrolet Volt repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Don't infer Porsche 911 or Chevrolet Volt problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
Porsche 911 and Chevrolet Volt Problems and Repair Histories