It is never pleasing to hear a sound you don’t know about, and which comes from your car. So, what if you discover an exhaust noise that persists on your Chevrolet Bolt? It is highly possible that this is a minor trouble, however, before being sure, it is better to carry out some verifications. Our team has written this to support you resolve it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Chevrolet Bolt and second, if you have a metallic rattling noise on your Chevrolet Bolt.
Muffled exhaust noise Chevrolet Bolt
Exhaust pipe with holes Chevrolet Bolt
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 time become dirty, for example. If you have an exhaust noise on your Chevrolet Bolt, it is plausible that it is due to a hole in the exhaust pipe, this is the most usual explanation. In order to verify this, locate a friend or relative under the running motor car and accelerate to help them identify the origin 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 replaced.
Element dislocated exhaust pipe Chevrolet Bolt
The other possibility of being suffering from a muffled exhaust noise on Chevrolet Bolt is to have a part of the exhaust device that has dislocated due to vibrations for example. Indeed 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 produce a loud noise. Same technique as above, we go under the Chevrolet Bolt to determine the trouble area, and tighten or replace the bolts. If you hear a muffled sound but after examining it doesn’t seem to come from the pot itself, think about taking a look at this content which gives solutions gives solutions about rear end noises on Chevrolet Bolt.
Metal rattling exhaust sound Chevrolet Bolt
Damaged exhaust muffler noise Chevrolet Bolt
If, alternatively, you are exposed to an exhaust sound that is more of a metallic type of, it is plausible that one or more parts of your exhaust may be weakened. Indeed, it is conceivable that either your baffles, the catalyst or the silencer are the reason of this noise. To be sure, go under your Chevrolet Bolt, cold, and tap each of the previously stated parts with a hammer to determine 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 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 Bolt, you will either have to find a resale one and do it yourself, or go to your auto technician.
Metal rattling exhaust noise Chevrolet Bolt : Silentblock, loose pot
Finally, a metallic exhaust noise on your Chevrolet Bolt may be in connection with a poor attachment of your exhaust to your car. Indeed, over the years, 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 behaves. 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 replaced.
