VIDEO: Spark Plug Fouling: The Canary In The Engine Coal Mine

VIDEO: Spark Plug Fouling: The Canary In The Engine Coal Mine

Is it the oil? The gas? Or, the coolant? Spark plugs can be the "canary in the coal mine" for underlying engine issues. Find out 3 things that can foul a spark plug and how to spot the problem with Andrew Markel in this week's Maintenance Minute!  Sponsored by DENSO.

Is it the oil? The gas? Or, the coolant? Spark plugs can be the “canary in the coal mine” for underlying engine issues. Find out 3 things that can foul a spark plug and how to spot the problem with Andrew Markel in this week’s Maintenance Minute!  Sponsored by DENSO.

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