Do you perceive a metallic noise on your Mercedes Cla when ever you drive? We understand that this is not pleasurable and that you are wandering. Hearing such a noise is not always a good sign, but it may also be nothing major. To help you fix this issue, our team has decided to compose this content to assist you in this search. In order to carry out this research as accurately as possible, we will first look into the plausible origins of metallic noise in the front of your automobile, and then, if the metallic noise comes from the rear of your automobile.
Metal noise Mercedes Cla coming from the front end of the automobile
I notice a metal rattling noise coming from wheels
- Metallic noise caused by your bearing
- Metalic noise coming from brake
- Stabilizer bar worn
One of the probable triggers of metal noise symptoms on your Mercedes Cla, may be that one of your bearing is tired, it will frequently generate a loud noise that raises when stressed (turns faster and faster). So bear in mind to verify by taking speed (neutral gear and window open to pay attention only to noise of the wheels) that the noise is well established here, if this is the case swap it or them quickly. If, on the other hand, this noise only manifests itself with an engaged speed, read this report on loud noise on Mercedes Cla, you will most likely find a solution to your issue.
If you encounter a metalic noise on Mercedes Cla and you have the feeling that it comes from your front wheels, it is highly plausible that it is your pads or discs that are the trigger. In fact, a disc or a set of dead plates will create a strong metallic rubbing noise that you will inevitably feel. To verify this, put your automobile on safety stand, and verify the state of your discs and pads by removing the wheel. If they are involved, swap them fairly quickly , otherwise you will no longer be able to brake. If you feel a metallic noise from your automobile, and you want explications about it, examine this guide for more information about brake noises on xxx.
If it is rather when you are turning, passing over a bump or sidewalk that you notice a metallic noise on your Mercedes Cla, then your rods may be worn. Whether it is the steering or the stabilizer bar, their wear will trigger a metallic snap when they hit or change direction. To verify this, position yourself under your automobile, without the wheels, and move your rods, if they only oppose very little force it is likely that they will have to be changed. If this is your case, we recommend highly that you browse this content for a complete guide about steering noises on Mercedes Cla.
Other sources
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- Engine silentblock
- Dead gearbox, or broken pinion
A bit like worn stabilizer bar, if your engine silent blocks are harmed, you will feel as you pass over damaged roads or sidewalks, loud metallic noises on your Mercedes Cla. Once screwed up, they will no longer accomplish their function as shock absorbers and, with each impact, or violent acceleration, a noise will occur. Therefore, please remember to verify their status and swap them if required. Feel free to read this content which is a complete file about strut mounts noises on Mercedes Cla, how to verify their state and replace them.
Finally, the last common trigger of metallic noise on Mercedes Cla. It’s because your transmission system is the origin. It is possible, either because of improper use of the gearbox or because of excessive wear, that some gears in your gearbox have broken and are wandering around in it. They will then make a continuous metal rattling noise. That you shouldn’t feel in neutral. If this is your case, we recommend highly that you look at this detailed guide on the sources of steering noises on Mercedes Cla.
Metallic noise Mercedes Cla coming from the rear end of the vehicle
Exhaust pipe
If, on the other hand, you experience an exhaust noise that is more of a metallic type, it is plausible that one or more parts of your exhaust may be damaged. In fact, it is plausible that either the catalyst or the silencer may be the trigger of this noise. To be certain, go under the automobile, cold, and knock each of the previously stated elements with a hammer to establish the origin of the noise. You should perceive things moving in the problematic part, if it’s the exhaust baffles, you can try to hammer in the section a little to try to block them and limit their movements. If it is a dead catalyst, it will be required to reflect on replacing it, as well as the silencer. In cases like this, to eliminate the metallic noise on your Mercedes Cla, you will either have to find a second hand one and do it yourself, or go to your mechanic.
Noise from wheels
- Bearings
- Brake pads or discs
As for the bearings of your automobile, it is plausible that with wear they are at the origin of your metallic noises on your Mercedes Cla. Go a little further up in the article content where you will find information of the solution already exposed for the front part of the automobile.
Finally, if the noise originates from your discs brakes or pads, you should refer to the part in question in the first section of this manual.
