In some cases your automobile can make noises in the front axle, you are very rarely reassured by this sort of noise and you immediately tend to think that you will lose a wheel or that the fix will cost you an huge sum. Thus, what if you discern a noise coming from the front end of your Kia Optima? It may not be much and you can correct the problem yourself, but if in doubt it is better to verify before a larger failure appears. It is with this in mind that we have decided to produce this content and allow you to locate the problem and find a treatment. We will, through few steps review all the elements that can generate noises at the front end of your Kia Optima. 
What are the elements that can cause front axle noise Kia Optima?
Most of our work will focus on finding the element that gives your Kia Optima front wheel noise. The following is a list of the components that are most likely to be creating it and how to verify it.
Noise vibration front end Kia Optima : the shock absorber cup
One of the most likely reason of symptoms on your Kia Optima front axle noise is advanced wear and tear on your shock system. Indeed, the suspension cups, when they are out of date, the rubber (silentblock) that acts as a buffer and shock absorber for the upper part of the suspension no longer assumes its role and during small jolts that compress the suspensions. To verify if this is the problem that worries you, take a dented, slow-speed road and pay attention to the noise coming from your front end as you pass over holes. If these are the cups, consider changing them promptly as this may damage other parts and require more expensive repairs.
Noise while turning front end Kia Optima : stabilizer bar
If you recognise of a noise on your Kia Optima at the level of the front end when you are turning flat or climbing on sidewalks for example, it is most likely related to one of the parts of your stabilizer bar that is faulty. To verify the origin of the problem, you may feel a lack of stability in the direction of the vehicle (it pulls to the left or it pulls to the right). Furthermore, you can position yourself on one side of one of your front wheels then the other and try to shake your wheels vigorously, if you hear a clicking sound it is highly imaginable that your silentblocks of stabilizer bar are out of date. In this case, go to your garage.
Front axle noise when turning Kia Optima : direction triangles
Finally, you may have a noise in the front wheel on your Kia Optima, when you accelerate, brake or in a rather random but regular way. It is likely that the reason of this problem comes from the direction triangle or the direction hinges. Indeed, a damaged steering triangle will be testable during the acceleration phases when it will move away and the car will pull on the outside of the weak triangle (left triangle pulls to the left) and when braking towards the inside of the same side (left triangle pulls to the right). You can also verify the state of the swivel bellows visually, which may disrupt the action of changing direction. If you are in one of these cases go to your auto mechanic.
Loud noise front end Kia Optima : bearings
One of the other likely origins of symptoms of the front axle of your Kia Optima, may be that one of your rollings is tired, it will tend to make a thumping noise that intensifies when it is under stress (turns faster and faster). So make sure to verify by taking speed (neutral and window open to hear only the noise of the wheels) that the noise is well located here, if this is the case swap it or them promptly. If, on the other hand, this noise only happens with an engaged speed, read our article on loud noise on Kia Optima, you will surely find a solution to your problem.
Front end noise squeaking Kia Optima : cardan shaft
One of the most traditional causes when noise happens on the front axle of your Kia Optima when you turn with your vehicle is related to the direction of your vehicle. In fact, the gimbals and their bellows are parts that are continuously stressed during your changes of direction and a wear of one of them can create “Clac clac” type noises when you approach the stop zone of your direction. A bellows with holes will damage the cardan shaft very quickly and must be replaced very quickly, otherwise it will be necessary to change the entire cardan shaft. Remember to take a look at it and have it repaired if necessary. If it is rather a squeaking noise on Kia Optima, do not hesitate to consult this article to find the solution to your problem.
