Do you experience a metallic noise on your Alfa Romeo 147 when you drive? We can understand that this is not pleasant and that you have questions. Finding out such a noise is not always a good signal, but it may also be nothing major. To help you resolve this issue, our redaction decided to create this content page to help you in this search. In order to conduct this research as accurately as possible, we will first look at the conceivable 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 Alfa Romeo 147 coming from the front end of the car
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 causes of metal noise manifestations on your Alfa Romeo 147, may be that one of your bearing is tired, it will tend to produce a loud noise that goes up when stressed (turns faster and faster). So remember to verify by taking speed (neutral gear and window open to concentrate only to noise of the wheels) that the noise is well located here, if this is the case change it or them promptly. If, on the other hand, this noise only manifests itself with an engaged speed, browse this article on loud noise on Alfa Romeo 147, you will most likely find a remedy to your issue.
If you notice a metalic noise on Alfa Romeo 147 and you have the feeling that it comes from your front wheels, it is highly conceivable that it is your pads or discs that are the reason. In fact, a disc or a set of dead plates will make 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, change 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 information 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 Alfa Romeo 147, 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, position 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 would suggest that you browse this content page for a complete guide about steering noises on Alfa Romeo 147.
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 harmed, you will feel as you pass over damaged roads or sidewalks, loud metallic noises on your Alfa Romeo 147. Once screwed up, they will no longer fulfill their task as shock absorbers and, with each impact, or violent acceleration, a noise will appear. Therefore, take into account to verify their status and change them if required. Feel free to read this content page which is a complete file about strut mounts noises on Alfa Romeo 147, how to verify their condition and swap them.
Finally, the last basic reason of metallic noise on Alfa Romeo 147. 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 generate a continuous metal rattling sound. That you shouldn’t feel in neutral. If this is your case, we would suggest that you look at this detailed guide on the sources of steering noises on Alfa Romeo 147.
Metallic noise Alfa Romeo 147 coming from the rear end of the vehicle
Exhaust pipe
If, on the other hand, you notice an exhaust noise that is more of a metallic type, it is conceivable that one or more parts of your exhaust may be damaged. In fact, it is conceivable 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 elements with a hammer to establish the origin of the noise. You should hear 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 reflect on changing it, as well as the silencer. In this case, to stop the metallic noise on your Alfa Romeo 147, 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 conceivable that with wear they are at the origin of your metallic noises on your Alfa Romeo 147. Go a little further up in the article where you will find information of the solution already exposed for the front part of the car.
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.
