Why is my Kia Optima shaking?

The most common causes for Kia Optima shaking at high speeds are unbalanced wheels, misaligned wheels, tire damage, bent rim, bad wheel bearing and loose lug nuts. Less common causes are bad axle, worn suspension or steering parts or incorrect tire pressure.

Why does my engine feel like it’s shaking?

Vibration is usually caused by an out of balance or defective tire, a bent wheel or a worn driveline U-joint. You may find that the car shakes the car in an up and down motion. You may feel vibration through the seat, the steering wheel or even in the brake pedal.

Why is my Kia Optima shaking it when I accelerate?

Any unusual shaking or vibrating forces coming from the engine is cause for concern. It could be something as simple as old spark plugs producing an uneven power delivery, it could be something serious like worn or broken engine mounts, or it could be even more serious in the case of internal engine damage.

Can I drive my car if the engine is shaking?

Really bad news. You risk damaging costly vehicle parts, such as the catalytic converter and engine, if you ignore shaking that’s caused by a misfire. The same goes if the shaking is caused by an internal engine failure – if you continue to drive, you’ll only end up damaging your vehicle further.

Why is my car shaking while in park?

Motor mounts keep the engine attached to the car. If the vehicle shakes or the engine shudders a lot when stopped at a stoplight, or when parked with the engine idling, it might indicate the motor mounts or transmission mounts are damaged or broken. To see if this is really the problem, shift the car into neutral.

What could be wrong if your car is shaking?

What causes a car to shake when driving? Some of the most common causes stem from worn or damaged wheels, tires, or brakes. There’s also the chance that something under the hood is the culprit, which suggests bad spark plugs, broken motor mounts, or a clogged filter. Another possibility is that you have a bent axle.

Can bad spark plugs cause car to shake?

Improperly functioning spark plugs cause an uneven burn of fuel in the engine, resulting in fluctuating RPMs and a louder noise. You might also experience increased vibrations of your vehicle while sitting idle or while traveling at low speeds. These vibrations originate from the engine and can shake the entire car.

What do you do if your car engine shakes?

Loose or Disconnected Hoses A loose or disconnected air hose or vacuum hose can cause quite a bit of violent shaking and vibration in your car’s engine. To correct the problem, simply look for any loose or disconnected hoses and reattach them and replace them as needed.