It is rarely pleasing to notice a sound you don’t know about, and which comes from your car. So, what if you find an exhaust noise that persists on your Chevrolet Suburban? It is highly possible that this is a minimal issue, however, before being sure, it is better to execute some inspections. Our team has produced this to support you fix it. First, we will look at the possible causes if you have a muffled exhaust sound on your Chevrolet Suburban and second, if you have a metallic rattling noise on your Chevrolet Suburban.
Muffled exhaust noise Chevrolet Suburban
Exhaust pipe with holes Chevrolet Suburban
Having a muffled sound from its exhaust is not insignificant and can end up in over-consumption, or a malfunction of the car engine, which could in the end become dirty, for example. If you have an exhaust noise on your Chevrolet Suburban, it is plausible that it is due to a crack in the exhaust pipe, this is the most usual cause. In order to validate this, situate someone under the running motor automobile and accelerate to help them find 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 Chevrolet Suburban
The other possibility of being confronted with a muffled exhaust noise on Chevrolet Suburban is to have a part of the exhaust unit that has dislocated due to vibrations for example. In fact some junctions of the different parts of the pot can loosen after a while 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 Suburban to establish the issue location, 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 having a look at this document which gives answers gives solutions about rear end noises on Chevrolet Suburban.
Metal rattling exhaust sound Chevrolet Suburban
Damaged exhaust muffler noise Chevrolet Suburban
If, on the other hand, you are subject 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 damaged. Indeed, it is possible that either your baffles, the catalyst or the silencer are the reason of this noise. To confirm, go under your Chevrolet Suburban, cold, and tap each of the previously stated parts with a hammer to establish 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 Chevrolet Suburban, you will either have to find a used one and do it yourself, or go to your technician.
Metal rattling exhaust noise Chevrolet Suburban : Silentblock, loose pot
Finally, a metallic exhaust noise on your Chevrolet Suburban may be linked to a poor attachment of your exhaust to your automobile. In fact, over time, 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 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 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.
