The Porsche 911 is the highest-ranked model in JD Power USA’s Vehicle Dependability Study 2019. This is the first year that a Most Dependable Model was awarded.

The JD Power USA Vehicle Dependability, now in its 30th year, measures the number of problems experienced per 100 vehicles (PP100) during the past 12 months by original owners of three-year-old model-year vehicles. The 2019 study measures problems in model year 2016 vehicles and covers 177 specific problems grouped into eight major vehicle categories, namely exterior, features/controls/displays, seats, interior, driving experience, audio/communication/entertainment/navigation, HVAC (heating, ventilation, and air conditioning), and engine/transmission.

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