Chart based on 267 Mercury Mountaineer and 619 Porsche 911 repairs.
Chart based on 217 Mercury Mountaineer and 501 Porsche 911 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Don't infer Mercury Mountaineer or Porsche 911 problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
Mercury Mountaineer and Porsche 911 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 Mercury Mountaineer or Porsche 911 problems occur, check out our car reliability stats.