Unveiling the Ignition Enigma Can Old Spark Plugs Cause Acceleration Quakes?

... spark plugs, but the RPMs are smooth when the vibration occurs. Feb 7 ... Some old tires will lose their balance causing your car to shake. Misfires can shake but you should get a cel. Wheel bearings will be difficult to spin or make noise before/same time as they cause vibration. The problem is either bad new parts, the plug wires aren't clipped on the plug all the way, or the wires are on wrong. 3: Your plugs have lost their spark. If your car starts shaking and jerking when you press down on the accelerator, or if starts to feel like ... If oil is leaking into the cylinder and/or coating your spark plugs that will certainly cause a misfire which could cause the “vibration” that you are ... If a spark plug is failing or has failed, you'll most likely notice it first at idle. A rough idle can be caused by many different factors, but spark plugs are ... And, when the head gasket is damaged and coolant starts leaking into the combustion chamber, it leaves coolant deposits on the spark plug behind. This causes ... Misfiring, which occurs when the engine doesn't fire in the correct order, can cause shaking. This could be due to spark plugs, spark plug wires ... Several parts within a car's engine could cause a vehicle to shake if they malfunction. These include the engine air filter and spark plugs. Check the spark ... You may have a loose plug or two as well. Might be a coil pack, more than one going bad would be unlikely. Just one cylinder misfiring can be ...