Chart based on 404 Lexus IS and 206 Pontiac Montana SV6 repairs.
Chart based on 323 Lexus IS and 185 Pontiac Montana SV6 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Don't infer Lexus IS or Pontiac Montana SV6 problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
Lexus IS and Pontiac Montana SV6 Problems and Repair Histories