Oil-Contaminated Spark Plugs A Troubleshooting Guide

The oil build up around the spark plug is a leaking valve cover gasket. But the plug oil fouling is a different problem . While using a nickel based anti-seize compound is acceptable. Never use oil. The area where the spark plugs screws into can get hotter than what ... It's the valve cover gasket at the spark plug hole. It won't hurt anything. Ig you want to fix it you have to replace the entire valve cover. My ... The most common oil on spark plugs symptoms can include the following ... 1. Blue smoke form exhaust ... 2. Reduced fuel economy ... 3. Reduced engine ... Generally if an engine is burning oil the plugs will be sooted up and black, not oily wet. That sounds like an engine that was started and shut down pretty ... For More Info visit us at: http://1aau.to/h/cwW/ Oil on your spark plugs, or ignition coils? Is there an oily puddle in the spark plug tube? If there is any question, the spark plug tube seal is offered by GM - Part Number 12607600. "Window shopping" for a Silverado isn't all that bad ... If you have oil in your spark plug hole then there is a 99.99% chance that the valve cover gasket is the culprit. Could be that the valve cover gasket is allowing oil to leak down the spark plug hole. Try replacing the valve cover gasket. If is running too "rich" then you should see black smoke, when it is extreme, and see a black build up on the plugs. I would also expect codes ...