Being the lucky owner of a sunroof on your automobile is nice, who hasn’t dreamed of appreciating the sun, or enjoying the stars while you travel. However, when you start to listen noises from the sunroof on your BMW 4 Series, it gets more annoying. As we are aware of the problems and anxieties that can be a consequence of sunroof noise on BMW 4 Series, we have decided to create this article to help you define the reason and eliminate this issue. To accomplish this, first we will see what the reasons are for an air noise based on the sunroof of your BMW 4 Series, then a squeaking noise when you open it, and finally noises even when it is closed.sunroof-noise-bmw-4-series

I listen an air noise coming from the BMW 4 Series sunroof

To start with, one of the repeating trouble is to encounter air noise from the sunroof of your BMW 4 Series. You will most probably feel them while driving. The explanation is often quite simple, you may have, after some time, seals that start to collapse and no longer perfectly fulfill their sealing goal.To verify this, control visually, from the inside and outside, that you do not have an air leak between the glass of your sunroof and your seals. If this is the situation, that your sunroof noise on BMW 4 Series is linked to the seals, you will most likely have to change your seals. In this case, contact a auto mechanic. In any other case, lubricate with a silicone spray to seal them and stay alert of the appearance of noise while driving. If after testing, this noise does not come from your sunroof, we recommend you to consult this article about wind noises on BMW 4 Series to find out the origin.

I listen a squeaking noise coming from the BMW 4 Series sunroof when I open it

If you listen a sunroof noise on your BMW 4 Series when you open it, and it sounds like a squeaking noise, you may have a rather common issue. In fact, the sliding roofs are equipped with sliding/hinge type opening components, which can dry over time or oxidize with humidity. Check your opening device, do not hesitate to grease it if necessary, and otherwise, get closer to your technician for a more in-depth research. If, however, after verifying, your squeaking noise does not seem to come from your sunroof, read this article to find out where comes from this squeaking noise on BMW 4 Series.

I listen a grinding noise from the sunroof of my BMW 4 Series even when closed

Finally, the last conceivable situation of a sunroof noise on BMW 4 Series is that it arises when you drive, even with the sunroof closed, and that this noise is close to a grinding noise. In both cases, this noise is often also linked to a seal trouble. Dry seals, or, which have collapsed over time, will not hold the glass properly in place, so it is conceivable when you drive that it will tilt and make sunroof noises on BMW 4 Series. Before taking into account changing the seals, you should try the same technique as explained above, namely, grease the seals with silicone grease to nourish them and restore them to their original shape.