Chart based on 460 Pontiac G8 and 852 Chevrolet Impala repairs.
Chart based on 244 Pontiac G8 and 655 Chevrolet Impala repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Don't infer Pontiac G8 or Chevrolet Impala problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
Pontiac G8 and Chevrolet Impala Problems and Repair Histories