Chart based on 476 Porsche Cayenne and 204 Mercury Grand Marquis repairs.
Chart based on 371 Porsche Cayenne and 184 Mercury Grand Marquis 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 Cayenne or Mercury Grand Marquis problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
Porsche Cayenne and Mercury Grand Marquis 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 Porsche Cayenne or Mercury Grand Marquis problems occur, check out our car reliability stats.