It is rarely pleasant to discover a sound you don’t know about, and which will arrive from your car. So, what if you discover an exhaust noise that continues on your Lincoln Navigator? It is highly probable that this is a small issue, however, before being sure, it is better to accomplish some checks. Our team has made this to support you fix it. First, we will look at the possible causes if you have a muffled exhaust sound on your Lincoln Navigator and second, if you have a metallic rattling noise on your Lincoln Navigator.exhaust-noise-lincoln-navigator

Muffled exhaust noise Lincoln Navigator

Exhaust pipe with holes Lincoln Navigator

Having a muffled sound from its exhaust is not insignificant and can cause over-consumption, or a malfunction of the car engine, which could eventually become dirty, for example. If you have an exhaust noise on your Lincoln Navigator, it is plausible that it is due to a hole in the exhaust pipe, this is the most classic explanation. To be able to validate this, situate a friend or relative under the running motor car and accelerate to help them discover the starting point 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 Lincoln Navigator

The other possibility of being confronted with a muffled exhaust noise on Lincoln Navigator is to have a part of the exhaust device that has dislocated because of 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 goal. These fumes will then generate a loud noise. Same technique as above, we go under the Lincoln Navigator to define the issue area, and tighten or replace 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 Lincoln Navigator.

Metal rattling exhaust sound Lincoln Navigator

Damaged exhaust muffler noise Lincoln Navigator

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 broken. Indeed, it is possible that either your baffles, the catalyst or the silencer are the induce of this noise. To confirm, go under your Lincoln Navigator, 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 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 Lincoln Navigator, you will either have to find a resale one and do it yourself, or go to your auto mechanic.

Metal rattling exhaust noise Lincoln Navigator : Silentblock, loose pot

Finally, a metallic exhaust noise on your Lincoln Navigator may be linked to 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 check, 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 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 replaced.