If you too have already experienced a squeaky noise on BMW 4 Series, you must have had the same questions as all BMW 4 Series owners. We are rarely reassured when a squeaky noise appears on our automobile. As we are aware of your doubts and questions, we have decided to produce this content in order to assist you in your research and facilitate the search for a solution to your problem. To do this, first we will see what the sources of a squeaking noise on BMW 4 Series are when you turn the wheel, then those of a squeaking noise when you brake, if you have a squeaking noise on BMW 4 Series that comes from the shock absorbers and to finish from one of your doors.squeaking-noise-bmw-4-series

I hear a squeaking noise on BMW 4 Series when I turn the wheel

First, we will look into the squeaking noises on BMW 4 Series that take place when you turn the wheel of your vehicle. Here are the main origins:

  • If you are facing squeaking noises in your BMW 4 Series while turning , it may be related to your vehicle’s hydraulic system that works the whole power steering system . In this case, the main point to check is the level of power steering liquid, which if below the typical level could be a sign of an system leak. In this case, be sure you redo the level and check it on a regular basis. In the event the problem persists, go to your mechanic.
  • A squeaking noises while turning the steering wheel of your BMW 4 Series can also result from premature wear and tear in your bearings . Indeed, bearings play an essential role inside the good behaviour of the automobile when driving. When you turn at low speed and bring the steering to a stop, the pressure on the bearings is higher than at high-speed, it can cause squeaking noises if they are worn. Remember to check their condition.
  • Finally, a noise during the steering of your BMW 4 Series may be related to a tired power steering pump . The purpose of this product is to operate the steering belt, which will allow you to take advantage of the power steering. If the pump is tired, its operation will be impaired and squeaks may show up between it and the belt . Remember to check that it can be working properly. If this kind of squeaky noise doesn’t result from those points, don’t hesitate to reading our article about all the origins of a squeaky noise on BMW 4 Series while turning.

I hear a squeaking noise on BMW 4 Series when braking

If you notice a squeaking noise from the brakes of your BMW 4 Series, it is highly possible that it is linked to brake pads at the end of their life, certainly, the purpose of the pads is to act as a buffer during braking and they will therefore be damaged over time. Every manufacturer gives an average life time in kilometres for pads but depending on your driving style and route this can vary. Remove the wheels concerned and check the wear indicator on them. If they are dead you will have to replace them quickly because they will quickly damage your discs. If, despite verification, your squeaking noise on BMW 4 Series does come from your brakes but is not related to the pads, check this content to discover the other possible sources of noise from breaks of BMW 4 Series.

I hear a squeaking noise on BMW 4 Series at the shock absorbers

If you are in the position where you identify the squeaking noise on BMW 4 Series

  • You are subject to an oil leak at a shock absorber, it is up to you to check that there is no oil leaking from your shock absorbers.
  • You may undergo unusual wear and tear on one of the seals. This would result in an oil leak

with each compression.
Once you have checked out all these things, you should have found the origin of your issue, go to your auto technician to repair the defective part. If you have not identified the origin of your issue, we advise that you take a look at this article which covers all possible origins of all possible origins of shock absorber noise on BMW 4 Series.

I hear a squeaking noise on BMW 4 Series at a door

It is also possible, according to the style of noise you notice, that the hinge of your door may be at the beginning of these. If this is the case, you will have to control it by opening your door and listening although the squeaking noise on your BMW 4 Series comes from a hinge that is too dry. To resolve the problem, first try to grease the hinge. Most often this procedure is sufficient to resolve your issue. If that’s not enough, don’t hesitate to take a look at this complete article on door noises on BMW 4 Series.