If you find out a noise on your car, you are right to be concerned of it and take it seriously, although it is plausible that nothing major will results, it is also plausible that it is the sign of a more important restoration. A noise that appears in the trunk of your Infiniti QX80 is fortunately more a signal of a small manipulation or service, rather than a complicated one. To support you in your research, we have chosen to compose this content to present you with the most likely solutions to your issue. First we will see that this trunk noise on your Infiniti QX80 can come from built up dirt, the issue can also come from a loose lock and finally, it can even come from a simple rivet that sits inside your bumper.trunk-noise-infiniti-qx80

Noise in the trunk Infiniti QX80 : Accumulated dirt that triggers poor closing

We will therefore start with a trunk noise on your Infiniti QX80 created by dirt accumulated on your joints, lock for example. In fact, it is plausible that on a car that is already a few years old and whose cleaning is not always a top priority or that the roads used are not very clean that dirt collects at the trunk gasket. This issue triggers a poor closure of the trunk and a noise that can sound like a crack. To verify if you are in this situation, open the trunk of your Infiniti QX80, verify the condition of the gasket that goes around the entire tailgate and clean it with a wet/soap cloth, dry the whole thing and try to close the trunk and take a dentred road to see the improvement. If this is not the case, continue to the other hypotheses that will probably give a solution. It is plausible however that you have a trunk noise on your Infiniti QX80 that is relating to other sources such as shock absorbers, do not hesitate to have a look to this content on the noises at the back of a Infiniti QX80.

Noise in the trunk of my Infiniti QX80 : Loose lock, clicking noise

Second possibility, you may also, over time, knowledge a locking system that has taken up some play. And this is one of the most probably alternatives. In fact, knowing a trunk noise on your Infiniti QX80 is very often relating to this issue. Some solutions are existing to you according to the level of play you have with your lock. The first is that occasionally the offset is minimal and a simple greasing of the system with thick grease is sufficient to resolve the problem. Secondly, it is also plausible that you really have a lot of play on your lock and that each time the trunk “jumps”, in which case you would have to remove the cover that permits access to the lock (inside the trunk). Then, using torx screws, you unscrew the striker attached to the threshold, just push it back a little towards the inside of the trunk and tighten it again. Don’t forget to verify the centering of the striker in connection with the trunk lock. If after checking out the trunk of your Infiniti QX80 closes badly, it means that you have moved it too far, repeat the operation by pushing the striker less.

Noise in my trunk Infiniti QX80 : Rivet following plate swap in the trunk/ bumper

Finally, one of the last possibilities. It is that following a license plate swap you were unlucky and that a piece of rivet fell behind your plate. In fact, when a plate change is made, to remove the old one the process used is to drill the existing rivets to be able to released the license plate. Unfortunately, it can happen that part of the rivet falls into the hole of the bumper and it will therefore wander inside the bumper and can generate an annoying noise. To check that it is this problem you are experiencing, and that you have a trunk noise on your Infiniti QX80 linked to a rivet, you will need to verify that it is in the tailgate open it and stir it to specify the noise. If this is your situation, you will have to take out the linings from the trunk to remove it. Finally, if it is your bumper, it is in this rarer and more embarrassing situation, you will have to remove the bumper to remove the bits of rivet that are running around.