Do you listen to a metallic noise on your Mercedes C class when you drive? We can understand that this is not relaxing and that you have questions. Experiencing such a noise is not always a good sign, but it may also be nothing major. To help you remedy this issue, our team has decided to write this article content to help you in this research. In order to perform this research as efficiently as possible, we will first have a look at the possible origins of metallic noise in the front of your car, and then, if the metallic noise comes from the rear of your car.
Metal noise Mercedes C class coming from the front end of the car
I hear a metal rattling noise coming from wheels
- Metallic noise based on your bearing
- Metalic noise coming from brake
- Stabilizer bar worn
One of the possible triggers of metal noise manifestations on your Mercedes C class, may be that one of your bearing is tired, it will frequently make a loud noise that raises when stressed (turns faster and faster). So think about to verify by taking speed (neutral gear and window open to be aware only to noise of the wheels) that the noise is well located here, if this is the case replace it or them promptly. If, on the other hand, this noise only manifests itself with an engaged speed, examine this guide on loud noise on Mercedes C class, you will most likely find a remedy to your issue.
If you notice a metalic noise on Mercedes C class 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 cause. Indeed, a disc or a set of dead plates will generate a strong metallic friction noise that you will inevitably feel. To verify this, put your car on safety stand, and verify the condition of your discs and pads by getting rid of the wheel. If they are involved, replace them fairly quickly , otherwise you will no longer be able to brake. If you feel a metallic noise from your car, and you want explications about it, browse this article for more details about brake noises on xxx.
If it is rather when you are turning, passing over a bump or sidewalk that you hear a metallic noise on your Mercedes C class, 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, put yourself under your car, 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 advise that you read this article content for a complete guide about steering noises on Mercedes C class.
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 weakened, you will feel as you pass over damaged roads or sidewalks, loud metallic noises on your Mercedes C class. Once screwed up, they will no longer accomplish their purpose as shock absorbers and, with each impact, or violent acceleration, a noise will occur. Therefore, take into account to verify their status and replace them if necessary. Feel free to have a look at this article content which is a complete file about strut mounts noises on Mercedes C class, how to verify their condition and change them.
Finally, the last basic cause of metallic noise on Mercedes C class. It’s because your transmission system is the source. 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 generate a continuous metal rattling noise. That you shouldn’t feel in neutral. If this is your case, we advise that you browse this detailed guide on the sources of steering noises on Mercedes C class.
Metallic noise Mercedes C class 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 cause of this noise. To be certain, go under the car, cold, and knock each of the previously stated elements with a hammer to find the source 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 necessary to consider changing it, as well as the silencer. In this case, to stop the metallic noise on your Mercedes C class, 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 car, it is possible that with wear they are at the origin of your metallic noises on your Mercedes C class. Go a little further up in the article where you will find details of the solution already exposed for the front part of the car.
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.
