It is never pleasing to perceive a sound you don’t know about, and which results from your car. So, what if you find an exhaust noise that is persistant on your Chrysler 300? 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 support you solve it. First, we will look at the possible causes if you have a muffled exhaust sound on your Chrysler 300 and second, if you have a metallic rattling noise on your Chrysler 300.exhaust-noise-chrysler-300

Muffled exhaust noise Chrysler 300

Exhaust pipe with holes Chrysler 300

Having a muffled sound from its exhaust is not insignificant and can end in over-consumption, or a malfunction of the car engine, which could in time become dirty, for example. If you have an exhaust noise on your Chrysler 300, it is plausible that it is due to a hole in the exhaust pipe, this is the most classic explanation. In order to verify this, situate somebody under the running motor car and accelerate to help them recognize the origin of the hole. Once determined, 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 Chrysler 300

The other possibility of being the subject of a muffled exhaust noise on Chrysler 300 is to have a part of the exhaust unit that has dislocated caused by vibrations for example. Indeed some junctions of the different parts of the pot can loosen after a while and induce an exhaust gas leak in places not intended for this goal. These fumes will then generate a loud noise. Same technique as above, we go under the Chrysler 300 to identify the issue place, and tighten or replace the bolts. If you hear a muffled sound but after checking it doesn’t seem to come from the pot itself, consider having a look at this document which gives solutions gives solutions about rear end noises on Chrysler 300.

Metal rattling exhaust sound Chrysler 300

Damaged exhaust muffler noise Chrysler 300

If, on the other hand, you are subject 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 conceivable that either your baffles, the catalyst or the silencer are the reason of this noise. To confirm, go under your Chrysler 300, cold, and tap each of the previously stated parts with a hammer to identify 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 Chrysler 300, you will either have to find a second hand one and do it yourself, or go to your technician.

Metal rattling exhaust noise Chrysler 300 : Silentblock, loose pot

Finally, a metallic exhaust noise on your Chrysler 300 may be connected to a poor attachment of your exhaust to your car. Indeed, as time passes, vibrations, the pot fasteners on the car 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, 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 changed.