It is never pleasing to perceive a sound you don’t know about, and which will arrive from your car. So, what if you identify an exhaust noise that continues on your Opel Zafira? It is highly possible that this is a minimal trouble, however, before being sure, it is better to accomplish some checks. Our team has created this to help you fix it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Opel Zafira and second, if you have a metallic rattling noise on your Opel Zafira.
Muffled exhaust noise Opel Zafira
Exhaust pipe with holes Opel Zafira
Having a muffled sound from its exhaust is not insignificant and can end up in over-consumption, or a malfunction of the engine unit, which could in time become dirty, for example. If you have an exhaust noise on your Opel Zafira, it is possible that it is due to a crack in the exhaust pipe, this is the most typical reason. To be able to validate this, situate someone under the running motor automobile and accelerate to help them discover the source of the hole. Once located, 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 Zafira
The other possibility of being subjected to a muffled exhaust noise on Opel Zafira is to have a part of the exhaust system 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 purpose. These fumes will then produce a loud noise. Same technique as above, we go under the Opel Zafira to identify the trouble area, 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, consider taking a look at this article which gives solutions gives solutions about rear end noises on Opel Zafira.
Metal rattling exhaust sound Opel Zafira
Damaged exhaust muffler noise Opel Zafira
If, on the other hand, you are subject to an exhaust sound that is more of a metallic type of, it is possible 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 reason of this noise. To be certain, go under your Opel Zafira, cold, and tap each of the previously stated parts with a hammer to identify 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 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 Zafira, you will either have to find a resale one and do it yourself, or go to your auto mechanic.
Metal rattling exhaust noise Opel Zafira : Silentblock, loose pot
Finally, a metallic exhaust noise on your Opel Zafira may be connected to a poor attachment of your exhaust to your automobile. Indeed, as time passes, vibrations, the pot fasteners on the automobile 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 responds. Backwards there should be some play and be able to move but not too much. The closer you get to the engine, 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.
