It is rarely pleasing to listen to a sound you don’t know about, and which comes from your car. So, what if you spot an exhaust noise that remains on your Opel Meriva? It is highly probable that this is a small issue, however, before being sure, it is better to conduct some investigations. Our team has made this to help you solve it. First, we will look at the possible causes if you have a muffled exhaust sound on your Opel Meriva and second, if you have a metallic rattling noise on your Opel Meriva.
Muffled exhaust noise Opel Meriva
Exhaust pipe with holes Opel Meriva
Having a muffled sound from its exhaust is not insignificant and can lead to over-consumption, or a malfunction of the engine unit, which could in the end become dirty, for example. If you have an exhaust noise on your Opel Meriva, it is plausible that it is due to a crack in the exhaust pipe, this is the most usual reason. In order to verify this, locate somebody under the running motor car and accelerate to help them find the origin 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 Meriva
The other possibility of being subjected to a muffled exhaust noise on Opel Meriva is to have a part of the exhaust device that has dislocated caused by vibrations for example. Indeed some junctions of the different parts of the pot can loosen with time and induce an exhaust gas leak in places not intended for this goal. These fumes will then produce a loud noise. Same technique as above, we go under the Opel Meriva to discover the issue location, and tighten or replace the bolts. If you hear a muffled sound but after verifying it doesn’t seem to come from the pot itself, think about looking at this content which gives solutions gives solutions about rear end noises on Opel Meriva.
Metal rattling exhaust sound Opel Meriva
Damaged exhaust muffler noise Opel Meriva
If, alternatively, you are subject to an exhaust sound that is more of a metallic type of, it is plausible that one or more parts of your exhaust may be broken. Indeed, it is conceivable that either your baffles, the catalyst or the silencer are the cause of this noise. To confirm, go under your Opel Meriva, cold, and tap each of the previously stated parts with a hammer to discover the origin 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 out of date 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 Meriva, you will either have to find a second hand one and do it yourself, or go to your technician.
Metal rattling exhaust noise Opel Meriva : Silentblock, loose pot
Finally, a metallic exhaust noise on your Opel Meriva may be in connection with 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 check, when cold, that the pot holds well, to try to get it to move in different directions and watch how it behaves. 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 check 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.
