Do you listen a metallic noise on your GMC Acadia every time you drive? We can understand that this is not pleasurable and that you are wandering. Experiencing such a noise is not always a good indication, but it may also be nothing serious. To support you resolve this issue, our team has decided to write this article content to help you in this research. In order to perform this research as efficiently as possible, we will first take a look at the possible origins of metallic noise in the front of your automobile, and then, if the metallic noise comes from the rear of your automobile.
Metal noise GMC Acadia coming from the front end of the automobile
I perceive a metal rattling noise coming from wheels
- Metallic noise originating from your bearing
- Metalic noise coming from brake
- Stabilizer bar worn
One of the probable triggers of metal noise manifestations on your GMC Acadia, may be that one of your bearing is tired, it will tend to make a loud noise that raises when stressed (turns faster and faster). So take into account to verify by taking speed (neutral gear and window open to concentrate 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, examine this report on loud noise on GMC Acadia, you will most likely find a solution to your issue.
If you encounter a metalic noise on GMC Acadia 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 create a strong metallic rubbing noise that you will inevitably feel. To verify this, put your automobile on safety stand, and verify the state of your discs and pads by taking out the wheel. If they are involved, change them quickly , otherwise you will no longer be able to brake. If you feel a metallic noise from your automobile, 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 perceive a metallic noise on your GMC Acadia, 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 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 suggest that you have a look at this article content for a complete guide about steering noises on GMC Acadia.
Other sources
>
- 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 GMC Acadia. Once screwed up, they will no longer fulfill their role as shock absorbers and, with each impact, or violent acceleration, a noise will arise. Therefore, remember to verify their status and change them if required. Feel free to read this article content which is a complete file about strut mounts noises on GMC Acadia, how to verify their state and replace them.
Finally, the last typical reason of metallic noise on GMC Acadia. 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 make a continuous metal rattling sound. That you shouldn’t feel in neutral. If this is your case, we suggest that you read this detailed guide on the origins of steering noises on GMC Acadia.
Metallic noise GMC Acadia 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 automobile, cold, and knock each of the previously stated elements with a hammer to discern 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 necessary to consider swapping it, as well as the silencer. In cases like this, to stop the metallic noise on your GMC Acadia, 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 GMC Acadia. 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 comes from your discs brakes or pads, you should refer to the part in question in the first section of this manual.
