Do you listen a metallic noise on your Mercedes Classe A once you drive? We understand that this is not relaxing and that you are wandering. Finding out such a noise is not always a good signal, but it may also be nothing severe. To support you resolve this trouble, our team has decided to create this article to help you in this search. In order to perform this research as effectively as possible, we will first check out the plausible 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 A coming from the front end of the automobile
I notice a metal rattling noise coming from wheels
- Metallic noise originating from your bearing
- Metalic noise coming from brake
- Stabilizer bar worn
One of the possible triggers of metal noise symptoms on your Mercedes Classe A, may be that one of your bearing is tired, it will tend to make a loud noise that goes up when stressed (turns faster and faster). So keep in mind to examine by taking speed (neutral gear and window open to pay attention only to noise of the wheels) that the noise is well based 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 A, you will most likely find a remedy to your trouble.
If you discern a metalic noise on Mercedes Classe A 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 cause. In fact, a disc or a set of dead plates will generate a strong metallic friction noise that you will inevitably feel. To examine this, put your automobile on safety stand, and examine the state of your discs and pads by getting rid of the wheel. If they are involved, swap them promptly , otherwise you will no longer be able to brake. If you experience a metallic noise from your automobile, and you want informations about it, browse this article for more info 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 Classe A, then your rods may be worn. Whether it is the steering or the stabilizer bar, their wear will cause 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 changed. If this is your case, we recommend that you browse this article for a complete guide about steering noises on Mercedes Classe A.
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 A. Once screwed up, they will no longer accomplish their task as shock absorbers and, with each impact, or violent acceleration, a noise will arise. Therefore, remember to examine their status and swap them if needed. Feel free to browse this article which is a complete file about strut mounts noises on Mercedes Classe A, how to examine their state and replace them.
Finally, the last typical cause of metallic noise on Mercedes Classe A. It’s because your transmission system is the source. 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 sound. That you shouldn’t feel in neutral. If this is your case, we recommend that you look at this detailed guide on the sources of steering noises on Mercedes Classe A.
Metallic noise Mercedes Classe A 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 cause of this sound. To be sure, go under the automobile, cold, and knock each of the previously stated elements with a hammer to establish 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 required to reflect on changing it, as well as the silencer. In cases like this, to eliminate the metallic noise on your Mercedes Classe A, 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 Classe A. Go a little further up in the article 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.
