It is rarely pleasant to hear a sound you don’t know about, and which will arrive from your car. Thus, what if you find an exhaust noise that is persistant on your Opel Mokka? It is highly possible that this is a minor trouble, however, before being sure, it is better to conduct some investigations. Our team has made this to support you fix it. First, we will look at the possible causes if you have a muffled exhaust sound on your Opel Mokka and second, if you have a metallic rattling noise on your Opel Mokka.
Muffled exhaust noise Opel Mokka
Exhaust pipe with holes Opel Mokka
Having a muffled sound from its exhaust is not insignificant and can cause over-consumption, or a malfunction of the engine, which could eventually become dirty, for example. If you have an exhaust noise on your Opel Mokka, it is plausible that it is due to a crack in the exhaust pipe, this is the most typical reason. In order to validate this, position a friend or relative under the running motor car and accelerate to help them discover the source of the hole. Once identified, if it is not too large you can cold seal it with specific metallic mastic type legs. Otherwise, the section will have to be changed.
Element dislocated exhaust pipe Opel Mokka
The other possibility of being the subject of a muffled exhaust noise on Opel Mokka is to have a part of the exhaust device that has dislocated resulting from vibrations for example. Indeed some junctions of the different parts of the pot can loosen along with time and generate an exhaust gas leak in places not intended for this goal. These fumes will then make a loud noise. Same technique as above, we go under the Opel Mokka to determine the trouble place, and tighten or replace the bolts. If you hear a muffled sound but after examining it doesn’t seem to come from the pot itself, think about taking a look at this document which gives solutions gives solutions about rear end noises on Opel Mokka.
Metal rattling exhaust sound Opel Mokka
Damaged exhaust muffler noise Opel Mokka
If, alternatively, you are exposed to an exhaust sound that is more of a metallic type, it is plausible that one or more parts of your exhaust may be damaged. Indeed, it is possible that either your baffles, the catalyst or the silencer are the induce of this noise. To confirm, go under your Opel Mokka, cold, and tap each of the previously stated parts with a hammer to determine the source of the noise. You should move things between things in the problematic part, if they are baffles, you can try to push the section a little bit to try to block them and thus limit their movements. If it is a dead catalyst, it will be necessary to consider changing it, as well as the silencer. In this case, to stop the exhaust noise on your Opel Mokka, you will either have to find a second hand one and do it yourself, or go to your mechanic.
Metal rattling exhaust noise Opel Mokka : Silentblock, loose pot
Finally, a metallic exhaust noise on your Opel Mokka may be linked to a poor attachment of your exhaust to your car. Indeed, over the years, vibrations, the pot fasteners on the car chassis can come off. In this case, you need to verify, when cold, that the pot holds well, to try to get it to move in different directions and watch how it responds. Backwards there should be some play and be able to move but not too much. The closer you get to the engine motor, the more fixed it should be. Visually verify the fasteners for which you have doubts. Finally, it is possible that a silentbloc may have died . In this case it will have to be changed.
