網上說是Subaru的通病…

A common issue with Subaru vehicles is finding oil on the spark plugs, which is typically caused by a worn-out valve cover gasket, specifically the spark plug tube seals within the gasket, and while there isn't a widespread recall specifically for this problem, it's considered a known issue that often requires replacement of the valve cover gasket when oil is observed on the spark plugs;.sub Urdu