It is never pleasant to discover a sound you don’t know about, and which results from your car. Thus, what if you find an exhaust noise that remains on your Opel Antara? It is highly probable that this is a minor trouble, however, before being sure, it is better to operate some checks. Our team has written this to help you resolve it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Opel Antara and second, if you have a metallic rattling noise on your Opel Antara.
Muffled exhaust noise Opel Antara
Exhaust pipe with holes Opel Antara
Having a muffled sound from its exhaust is not insignificant and can cause over-consumption, or a malfunction of the car engine, which could in the end become dirty, for example. If you have an exhaust noise on your Opel Antara, it is plausible that it is due to a crack in the exhaust pipe, this is the most classic explanation. To be able to validate this, position somebody under the running motor vehicle and accelerate to help them identify the starting point of the hole. Once discovered, if it is not too large you can cold seal it with specific metallic mastic type legs. Otherwise, the section will have to be swapped.
Element dislocated exhaust pipe Opel Antara
The other possibility of being the subject of a muffled exhaust noise on Opel Antara is to have a part of the exhaust unit that has dislocated due to 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 purpose. These fumes will then create a loud noise. Same technique as above, we go under the Opel Antara to define the trouble area, and tighten or swap the bolts. If you hear a muffled sound but after examining it doesn’t seem to come from the pot itself, consider taking a look at this content page which gives answers gives solutions about rear end noises on Opel Antara.
Metal rattling exhaust sound Opel Antara
Damaged exhaust muffler noise Opel Antara
If, on the other hand, you are exposed to an exhaust sound that is more of a metallic sort of, 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 cause of this noise. To be sure, go under your Opel Antara, cold, and tap each of the previously stated parts with a hammer to define 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 replacing it, as well as the silencer. In this case, to stop the exhaust noise on your Opel Antara, you will either have to find a resale one and do it yourself, or go to your mechanic.
Metal rattling exhaust noise Opel Antara : Silentblock, loose pot
Finally, a metallic exhaust noise on your Opel Antara may be in connection with a poor attachment of your exhaust to your vehicle. Indeed, over the years, vibrations, the pot fasteners on the vehicle chassis can come off. In this case, you need to examine, 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 unit, the more fixed it should be. Visually examine 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 swapped.
