Do you listen to a metallic noise on your Mercedes Classe B 3 when you drive? We can understand that this is not enjoyable and that you have questions. Discovering such a noise is not always a good indicator, but it may also be nothing major. To help you solve this issue, we have decided to create this content page to help you in this search. In order to perform this research as accurately as possible, we will first take a look at the possible sources 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 Classe B 3 coming from the front end of the automobile
I perceive a metal rattling noise coming from wheels
- Metallic noise based on your bearing
- Metalic noise coming from brake
- Stabilizer bar worn
One of the most likely triggers of metal noise symptoms on your Mercedes Classe B 3, may be that one of your bearing is tired, it will frequently make a loud noise that increases when stressed (turns faster and faster). So remember to examine 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 promptly. If, on the other hand, this noise only manifests itself with an engaged speed, examine this article on loud noise on Mercedes Classe B 3, you will most likely find a remedy to your issue.
If you notice a metalic noise on Mercedes Classe B 3 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. In fact, a disc or a set of dead plates will make a strong metallic friction noise that you will inevitably feel. To examine this, put your automobile on safety stand, and examine the condition of your discs and pads by taking away the wheel. If they are involved, swap them quickly , otherwise you will no longer be able to brake. If you experience a metallic noise from your automobile, and you want infos about it, read 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 perceive a metallic noise on your Mercedes Classe B 3, 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 examine this, put 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 swapped. If this is your case, we encourage that you read this content page for a complete guide about steering noises on Mercedes Classe B 3.
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 harmed, you will feel as you pass over damaged roads or sidewalks, loud metallic noises on your Mercedes Classe B 3. Once screwed up, they will no longer fulfill their function as shock absorbers and, with each impact, or violent acceleration, a noise will occur. Therefore, take into account to examine their status and swap them if required. Feel free to read this content page which is a complete file about strut mounts noises on Mercedes Classe B 3, how to examine their condition and replace them.
Finally, the last typical trigger of metallic noise on Mercedes Classe B 3. 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 encourage that you look at this detailed guide on the origins of steering noises on Mercedes Classe B 3.
Metallic noise Mercedes Classe B 3 coming from the rear end of the vehicle
Exhaust pipe
If, on the other hand, you feel an exhaust noise that is more of a metallic type, it is possible that one or more parts of your exhaust may be damaged. In fact, it is possible 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 parts with a hammer to find 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 changing it, as well as the silencer. In cases like this, to eliminate the metallic noise on your Mercedes Classe B 3, 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 possible that with wear they are at the origin of your metallic noises on your Mercedes Classe B 3. Go a little further up in the content page where you will find details 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.
