It is never pleasant to listen to a sound you don’t know about, and which will arrive from your car. Thus, what if you notice an exhaust noise that persists on your Chevrolet Silverado? It is highly probable that this is a minimal problem, however, before being sure, it is better to carry out some inspections. Our team has created this to support you solve it. First, we will look at the possible causes if you have a muffled exhaust sound on your Chevrolet Silverado and second, if you have a metallic rattling noise on your Chevrolet Silverado.
Muffled exhaust noise Chevrolet Silverado
Exhaust pipe with holes Chevrolet Silverado
Having a muffled sound from its exhaust is not insignificant and can end in 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 Chevrolet Silverado, it is possible that it is due to a crack in the exhaust pipe, this is the most usual cause. In order to validate this, locate somebody under the running motor vehicle and accelerate to help them find the starting point 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 Chevrolet Silverado
The other possibility of being the subject of a muffled exhaust noise on Chevrolet Silverado is to have a part of the exhaust system that has dislocated due to vibrations for example. In fact some junctions of the different parts of the pot can loosen along with time and cause 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 Chevrolet Silverado to define the problem region, and tighten or change 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 content which gives solutions gives solutions about rear end noises on Chevrolet Silverado.
Metal rattling exhaust sound Chevrolet Silverado
Damaged exhaust muffler noise Chevrolet Silverado
If, alternatively, you are exposed to an exhaust sound that is more of a metallic sort of, it is possible that one or more parts of your exhaust may be broken. Indeed, it is plausible that either your baffles, the catalyst or the silencer are the induce of this noise. To make sure, go under your Chevrolet Silverado, cold, and tap each of the previously stated parts with a hammer to define 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 changing it, as well as the silencer. In this case, to stop the exhaust noise on your Chevrolet Silverado, you will either have to find a resale one and do it yourself, or go to your auto mechanic.
Metal rattling exhaust noise Chevrolet Silverado : Silentblock, loose pot
Finally, a metallic exhaust noise on your Chevrolet Silverado may be connected to a poor attachment of your exhaust to your vehicle. In fact, over time, vibrations, the pot fasteners on the vehicle chassis can come off. In this case, you need to verify, 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 motor, the more fixed it should be. Visually verify 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.
