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No, replace the plugs, check your o2 sensor, check your timing and see if your injectors are leaking. Even seafoam will just be a band aid, something is making you run rich or burn a lot of oil.

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15y ago

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Will fouled spark plugs couse a Chevy 350 not to crank after cleaning the carb?

no The starter should engage whether the plugs are fouled or not. However, the engine may not start if enough plugs are fouled. If you feel that you have flooded the engine or fouled the plugs you may need to clean them before it will start. If you have caused the carburetor float level or other settings to be significantly changed, the engine will flood and it will not start.


What would cause a 350 engine to start missing?

There a number of things depending on the age of the engine. The sparkplugs of an older engine could be poorly gapped, fouled or just need to be replaced. The problem could also be the distributor cap could also be the problem. In a newer car the problem could be injecters or any number of sensers. In any car the problem could be wires.


Why is a 1994 s10 pickup not running when the only problem was the firing order and know the order is right?

Maybe the engine got flooded with gasoline in the process and fouled the spark plugs.


What could be the cause of a humming noise from the engine of a 2002 Toyota Corolla?

There could be a humming noise from the engine of a 2002 Toyota Corolla because of low oil or a fouled spark plug. It can also indicate a more serious problem.


Can a fouled spark plug cause the check engine light to come on?

Yes


Can fouled spark plugs cause engine shaking and knocking as well as loss of power?

Yes, fouled spark plugs can cause engine shaking, and loss or power. I'm not sure about knocking but I'd guess that too.


What causes 1994 Honda accord to skip?

Check The ignition wires and coil. Make sure that you don't have a fouled plug. If these are ok then there could be an internal engine problem, check for proper compression.


What caused your Grand Marquis to stall during travel check Engine light was clicking on and off quickly and car was coughing also and blowing black smoke and had a sweet exhaust smell.?

Sweet smell at the exhaust indicates coolant is entering the combustion chamber and is caused by a blown head gasket or cracked head. The black smoke is caused by excess fuel not being burned due to fouled plugs, which are fouled by the coolant. The check engine light is coming on due to the fouled plugs. You have a very serious engine problem that will require a major repair. Stop driving this car immediately before the engine is ruined. Take it to a professional.


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How do you adjust the idle on a 1996 Ford van?

This engine will be fuel injected. This means that if the engine will not idle at the correct speed there is something wrong with the fuel injection system. The most common problem leading to a high idle is a vacuum leak. The second most common problem is a bad or fouled spark plug If neither of these is the problem a scan with a correct tool may tell what component has failed .


What problems does the Check Engine Light indicate on a 1997 Expedition?

The CEL on the '97 Expedition indicates a combustion problem, for instance a fouled spark plug or faulty o2 sensor. To find out exactly what problem it's indicating, you'll need to go to a mechanic with the proper computer to read it.


How can you tell if your car engine is burning oil?

spark plugs fouled with oil. blue smoke from tail pipe.