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  1. Lost Compression is one cylinder

    Gen 4: 2010-2014
    My wife has a 2012 2.5L Outback with about 115k miles. It has been maintained according to the book schedule for it's entire life. Last week the engine all of a sudden shuttered then quit and wouldn't restart. Our mechanic (whom I trust) was hoping it was just a sensor since one of them was...