Listening a mysterious noise from your automobile does not tend to reassure, and although it can be not a big deal, it is also conceivable that it is a signal of a serious breakdown on approach. Noticing a noise coming from the rear end of your BMW 4 Series may indicate a trip to your mechanic sooner or later, like just a rock in the tread of a wheel. To help you locate the triggers, our team has made this article which might help you to see more clearly. First, we will check out what the different noises and problems associated with your BMW 4 Series rear end noise are, and second, what your solutions are if the trouble is not included in this list.
Components that can induce noise in the rear end of my BMW 4 Series
Rear end loud noise BMW 4 Series
If you detect a loud noise on the rear end of your BMW 4 Series, it may be connected to your wheels. In fact, the wheels can be at the source of this vibration. Two possibilities are then possible, first of all, wheel balancing may be faulty (loss of lead weight which fulfils this task), which triggers an imbalance in the wheel’s logical path and therefore its vibration. To examine this, take a look at look at the presence of your balancing seals on your rims. Finally, it is also conceivable that a deformed or pre-used tyre may have the same types of symptoms and causes this rear end lound noise on your BMW 4 Series. The deformation of a tyre, following an impact for example, will cause it to stick poorly to the ground and therefore noise will occur. No matter the reason, keep in mind to check the tread and sidewall of your tires. Another possibility is that your exhaust pipehas a hole in it or a collar has become loose. Think about to go under your BMW 4 Series while the engine is running and check the sound of your exhaust pipe to detect possible exhaust gas leaks. If you find out of a loud noise but the cause is not present here, we recommend that you read this document relating to loud noise on BMW 4 Series, which could give you more ideas.
Rear end noise slamming BMW 4 Series caused by your suspension
If you encounter a clicking noise on the rear axle of your BMW 4 Series, it is conceivable that the suspension part of your automobile may be affected. In fact, when the steering unit of your automobile is activated, the damping unit of your automobile may be the cause of the trouble. In fact, it is not unusual for the shock absorber cup to be out of order or for the shock absorber bearings to be out of order. Think about to check the state of these two parts. For more information, read our article on suspension noise on BMW 4 Series.
Squeaky noise rear end BMW 4 Series based on your bearings
A squeaking noise in the rear end of your BMW 4 Series can also originate from precipitate wear of your bearings. In fact, bearings play a major task in the proper handling of the automobile while driving. When you turn strongly, at high or low speed and bring the direction to a stop, the pressure applied on the bearings is higher than if you turn slowly, it can generate sounds close to a creaking sound if they are worn. Think about to check their state. If you want more info about bearing noise on BMW 4 Series, it’s here.
What if I still haven’t find a solution for the rear end noise of my BMW 4 Series
If you still haven’t found a remedy despite the different alternatives described here and the noise from the rear end of your BMW 4 Series continues, it is conceivable that the trouble is connected to other mechanical parts and that this failure is less common. Feel free to consult this content on suspension noise on BMW 4 Series which will eventually give you other ideas to help you solve your trouble. Do not leave this trouble lying around in any case and take your car to your technician to preserve your automobile and your safety.