Do you experience a metallic noise on your Citroen Grand C4 Picasso once you drive? We know that this is not pleasurable and that you are wandering. Finding out such a noise is not always a good indication, but it may also be nothing major. To support you remedy this problem, our redaction decided to write this content page to help you in this investigation. In order to execute this research as effectively as possible, we will first have a look at the plausible sources of metallic noise in the front of your car, and then, if the metallic noise comes from the rear of your car.
Metal noise Citroen Grand C4 Picasso coming from the front end of the car
I experience a metal rattling noise coming from wheels
- Metallic noise coming from your bearing
- Metalic noise coming from brake
- Stabilizer bar worn
One of the possible triggers of metal noise manifestations on your Citroen Grand C4 Picasso, may be that one of your bearing is tired, it will commonly make a loud noise that goes up when stressed (turns faster and faster). So please remember to check by taking speed (neutral gear and window open to give consideration only to noise of the wheels) that the noise is well based here, if this is the case change it or them fairly quickly. If, on the other hand, this noise only manifests itself with an engaged speed, read this article on loud noise on Citroen Grand C4 Picasso, you will most likely find a solution to your problem.
If you hear a metalic noise on Citroen Grand C4 Picasso 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 trigger. Indeed, a disc or a set of dead plates will generate a strong metallic friction noise that you will inevitably feel. To check this, put your car on safety stand, and check the condition of your discs and pads by taking out the wheel. If they are involved, change them as soon as possible , otherwise you will no longer be able to brake. If you experience a metallic noise from your car, and you want explications about it, read this guide for more information about brake noises on xxx.
If it is rather when you are turning, passing over a bump or sidewalk that you experience a metallic noise on your Citroen Grand C4 Picasso, 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 check 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 replaced. If this is your case, we suggest that you have a look at this content page for a complete guide about steering noises on Citroen Grand C4 Picasso.
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 Citroen Grand C4 Picasso. 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, bear in mind to check their status and change them if required. Feel free to consult this content page which is a complete file about strut mounts noises on Citroen Grand C4 Picasso, how to check their condition and change them.
Finally, the last common trigger of metallic noise on Citroen Grand C4 Picasso. 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 create a continuous metal rattling noise. That you shouldn’t feel in neutral. If this is your case, we suggest that you look at this detailed guide on the sources of steering noises on Citroen Grand C4 Picasso.
Metallic noise Citroen Grand C4 Picasso 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 plausible that one or more parts of your exhaust may be damaged. Indeed, it is plausible that either the catalyst or the silencer may be the trigger of this noise. To be sure, go under the car, cold, and knock each of the previously stated parts with a hammer to define the source 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 replacing it, as well as the silencer. In cases like this, to stop the metallic noise on your Citroen Grand C4 Picasso, 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 plausible that with wear they are at the origin of your metallic noises on your Citroen Grand C4 Picasso. 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 originates from your discs brakes or pads, you should refer to the part in question in the first section of this manual.
