Do you notice a metallic noise on your Mercedes Classe G 3 every time you drive? We know that this is not enjoyable and that you have questions. Experiencing such a noise is not always a good indication, but it may also be nothing serious. To support you resolve this issue, our redaction decided to prepare this content to help you in this research. In order to accomplish this research as efficiently as possible, we will first 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 Classe G 3 coming from the front end of the car
I listen 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 manifestations on your Mercedes Classe G 3, may be that one of your bearing is tired, it will tend to generate a loud noise that increase when stressed (turns faster and faster). So please remember to verify 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 fairly quickly. If, on the other hand, this noise only manifests itself with an engaged speed, examine this guide on loud noise on Mercedes Classe G 3, you will most likely find a remedy to your issue.
If you experience a metalic noise on Mercedes Classe G 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 reason. In fact, 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 removing 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 car, and you want infos about it, examine 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 listen a metallic noise on your Mercedes Classe G 3, then your rods may be worn. Whether it is the steering or the stabilizer bar, their wear will induce 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 swapped. If this is your case, we recommend that you consult this content for a complete guide about steering noises on Mercedes Classe G 3.
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 weakened, you will feel as you pass over damaged roads or sidewalks, loud metallic noises on your Mercedes Classe G 3. Once screwed up, they will no longer fulfill their task as shock absorbers and, with each impact, or violent acceleration, a noise will come out. Therefore, bear in mind to verify their status and swap them if necessary. Feel free to consult this content which is a complete file about strut mounts noises on Mercedes Classe G 3, how to verify their condition and replace them.
Finally, the last typical reason of metallic noise on Mercedes Classe G 3. 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 browse this detailed guide on the sources of steering noises on Mercedes Classe G 3.
Metallic noise Mercedes Classe G 3 coming from the rear end of the vehicle
Exhaust pipe
If, on the other hand, you are subject to 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 reason of this sound. To be sure, go under the car, cold, and knock each of the previously stated parts with a hammer to determine 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 this case, to eliminate the metallic noise on your Mercedes Classe G 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 car, it is possible that with wear they are at the origin of your metallic noises on your Mercedes Classe G 3. 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 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.
