It is rarely pleasant to hear a sound you don’t know about, and which results from your car. So, what if you detect an exhaust noise that is persistant on your Chevrolet Cruze? It is highly possible that this is a small issue, however, before being sure, it is better to execute some verifications. Our team has created this to support you solve it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Chevrolet Cruze and second, if you have a metallic rattling noise on your Chevrolet Cruze.exhaust-noise-chevrolet-cruze

Muffled exhaust noise Chevrolet Cruze

Exhaust pipe with holes Chevrolet Cruze

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 eventually become dirty, for example. If you have an exhaust noise on your Chevrolet Cruze, it is plausible that it is due to a crack in the exhaust pipe, this is the most regular explanation. In order to validate this, situate someone under the running motor vehicle and accelerate to help them discover the origin of the hole. Once found, 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 Chevrolet Cruze

The other possibility of being subjected to a muffled exhaust noise on Chevrolet Cruze is to have a part of the exhaust unit that has dislocated because of vibrations for example. In fact some junctions of the different parts of the pot can loosen over time and cause an exhaust gas leak in places not intended for this purpose. These fumes will then generate a loud noise. Same technique as above, we go under the Chevrolet Cruze to determine 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, think about looking at this content which gives solutions gives solutions about rear end noises on Chevrolet Cruze.

Metal rattling exhaust sound Chevrolet Cruze

Damaged exhaust muffler noise Chevrolet Cruze

If, on the other hand, 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 broken. Indeed, it is possible that either your baffles, the catalyst or the silencer are the cause of this noise. To confirm, go under your Chevrolet Cruze, 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 replacing it, as well as the silencer. In this case, to stop the exhaust noise on your Chevrolet Cruze, you will either have to find a resale one and do it yourself, or go to your technician.

Metal rattling exhaust noise Chevrolet Cruze : Silentblock, loose pot

Finally, a metallic exhaust noise on your Chevrolet Cruze may be related to a poor attachment of your exhaust to your vehicle. In fact, after some time, vibrations, the pot fasteners on the vehicle 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 unit, 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.