Do you listen a metallic noise on your Mercedes Classe C 4 once you drive? We know that this is not pleasurable and that you are wandering. Finding out such a noise is not always a good signal, but it may also be nothing severe. To help you fix this issue, our team has decided to prepare this article to assist you in this search. In order to accomplish this research as effectively as possible, we will first take a look at the possible origins of metallic noise in the front of your vehicle, and then, if the metallic noise comes from the rear of your vehicle.
Metal noise Mercedes Classe C 4 coming from the front end of the vehicle
I experience a metal rattling noise coming from wheels
- Metallic noise coming from your bearing
- Metalic noise coming from brake
- Stabilizer bar worn
One of the possible causes of metal noise manifestations on your Mercedes Classe C 4, may be that one of your bearing is tired, it will tend to produce a loud noise that increase when stressed (turns faster and faster). So keep in mind to check by taking speed (neutral gear and window open to give consideration only to noise of the wheels) that the noise is well established here, if this is the case swap it or them promptly. If, on the other hand, this noise only manifests itself with an engaged speed, browse this report on loud noise on Mercedes Classe C 4, you will most likely find a solution to your issue.
If you hear a metalic noise on Mercedes Classe C 4 and you have the feeling that it comes from your front wheels, it is highly possible that it is your pads or discs that are the trigger. Indeed, a disc or a set of dead plates will generate a strong metallic friction noise that you will inevitably feel. To check this, put your vehicle on safety stand, and check the condition 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 vehicle, and you want infos about it, read this guide for more details about brake noises on xxx.
If it is rather when you are turning, passing over a bump or sidewalk that you experience a metallic noise on your Mercedes Classe C 4, 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 check this, position yourself under your vehicle, without the wheels, and move your rods, if they only oppose very little force it is likely that they will have to be replaced. If this is your case, we recommend that you consult this article for a complete guide about steering noises on Mercedes Classe C 4.
Other sources
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- Engine silentblock
- Dead gearbox, or broken pinion
A little like worn stabilizer bar, if your engine silent blocks are damaged, you will feel as you pass over damaged roads or sidewalks, loud metallic noises on your Mercedes Classe C 4. Once screwed up, they will no longer fulfill their task as shock absorbers and, with each impact, or violent acceleration, a noise will occur. Therefore, think about to check their status and swap them if necessary. Feel free to have a look at this article which is a complete file about strut mounts noises on Mercedes Classe C 4, how to check their condition and swap them.
Finally, the last typical trigger of metallic noise on Mercedes Classe C 4. It’s because your transmission system is the origin. It is plausible, 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 that you read this detailed guide on the sources of steering noises on Mercedes Classe C 4.
Metallic noise Mercedes Classe C 4 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 possible that one or more parts of your exhaust may be damaged. Indeed, it is possible that either the catalyst or the silencer may be the trigger of this noise. To be sure, go under the vehicle, cold, and knock each of the previously stated units with a hammer to define the origin of the noise. You should acknowledge 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 consider replacing it, as well as the silencer. In this instance, to eliminate the metallic noise on your Mercedes Classe C 4, 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 vehicle, it is possible that with wear they are at the origin of your metallic noises on your Mercedes Classe C 4. Go a little further up in the article where you will find information of the solution already exposed for the front part of the vehicle.
Finally, if the noise comes from your discs brakes or pads, you should refer to the part in question in the first section of this manual.
