San Diego BMW Auto Repair Service Blog

BMW Fouled Spark Plugs Causing Misfires

Posted in San Diego BMW Auto Repair Service by San Diego BMW Auto Repair Service on February 22, 2010
bmw spark plug bad fouled misfire

bmw spark plug bad fouled misfire

On this BMW 740i, a leaking valve cover gaskets fouled these spark plugs. The car was having misfires and running really bad.

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