There are several different vehicle components that cause engines to shake, shudder or vibrate. CarsDirect.com lists worn or faulty spark plugs as the most common cause of engine vibration. Bad spark plugs cause an engine to misfire or not fire at all on some or all cylinders. This throws the engine out of balance, resulting in vibration.Continue Reading
Loose or disconnected vacuum hoses, an improperly adjusted or poorly working fuel intake system and loose timing belts are a few of the more easily remedied causes of engine vibration. Solving vacuum issues is often as simple as replacing or reconnecting hoses, and loose timing belts are fixed through a timing belt change where the belt, idlers and tensioner are replaced to ensure a tight fit. CarsDirect.com recommends cleaning the fuel intake, throttle body or the carburetor, as well as readjusting components to manufacturer specifications to eliminate vibration caused by the fuel intake system.
Damaged or broken motor mounts are arguably the most serious cause of engine vibration. CarsDirect.com suggests that a driver shift between drive and neutral while the vehicle is sitting still. If the vibration lessens while in neutral, the motor mounts may have sustained damage. Changing old motor mounts requires lifting the engine to access the mounts, a repair with high labor costs.Learn more about Engine Oil
To use the engine oil dipstick to check a vehicle's oil level, first locate the dipstick, then pull it out, and wipe it clean. Then, insert the dipstick back into the pipe, pull it out again, and view the film of oil at the end of the stick to determine oil needs.Full Answer >
Signs that you need to change the synthetic motor oil of your vehicle include reaching the recommended mileage set by the synthetic oil manufacturer and difficulty starting up the engine in cold weather. Synthetic oil lasts longer than regular motor oil but costs two to four times more.Full Answer >
Overfilling your oil tank results in less effective lubrication that may result in damage to your vehicle's engine. According to Car Talk, too much oil can make it difficult to properly lubricate key engine parts.Full Answer >
A Chevrolet oil pressure sending unit is a type of car part that sends oil pressure information from the engine to a gauge or light on the vehicle's dashboard. When the oil pressure rises, the needle on the oil pressure gauge moves toward the right, and it moves to the left when the oil pressure decreases. When the oil pressure becomes too low for safe operation, the pressure sending unit turns on a warning light on the instrument panel.Full Answer >