Discovering a mysterious noise from your vehicle does not tend to reassure, and although it can be not a big deal, it is also plausible that it is a sign of a significant breakdown on approach. Noticing a noise originating from the rear end of your BMW 3 Series may signal a trip to your garage sometime soon, like just a rock in the tread of a wheel. To support you locate the triggers, our team has made this content which might support you to see more clearly. First, we will check out what the different noises and trouble linked to your BMW 3 Series rear end noise are, and second, what your solutions are if the trouble is not included in this list.
Parts that can generate noise in the rear end of my BMW 3 Series
Rear end loud noise BMW 3 Series
If you establish a loud noise on the rear end of your BMW 3 Series, it may be linked 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 contributes to an imbalance in the wheel’s logical path and therefore its vibration. To examine this, examine look at the presence of your balancing seals on your rims. Finally, it is also plausible that a deformed or pre-used tyre may have the same types of symptoms and causes this rear end lound noise on your BMW 3 Series. The deformation of a tyre, following an impact for example, will cause it to stick poorly to the ground and therefore noise will emerge. Whatever the case, remember to verify the tread and sidewall of your tires. Another possibility is that your exhaust pipehas a hole in it or a collar has become loose. Please remember to go under your BMW 3 Series while the engine is running and verify the sound of your exhaust pipe to identify possible exhaust gas leaks. If you experience of a loud noise but the cause is not present here, we encourage that you read this article about loud noise on BMW 3 Series, which may perhaps give you more ideas.
Rear end noise slamming BMW 3 Series because of your suspension
If you encounter a clicking noise on the rear axle of your BMW 3 Series, it is plausible that the suspension portion of your vehicle may be damaged. In fact, when the steering unit of your vehicle is activated, the damping unit of your vehicle may be the cause of the trouble. In fact, it is not exceptional for the shock absorber cup to be out of order or for the shock absorber bearings to be out of order. Please remember to verify the condition of these two parts. For more information, read our article on suspension noise on BMW 3 Series.
Squeaky noise rear end BMW 3 Series coming from your bearings
A squeaking noise in the rear end of your BMW 3 Series can also be a consequence of precipitate wear of your bearings. In fact, bearings have an essential task in the proper handling of the vehicle while driving. When you turn strongly, at high or low speed and bring the direction to a stop, the pressure exerted on the bearings is higher than if you turn slowly, it can create sounds close to a creaking sound if they are worn. Please remember to verify their condition. If you want more info about bearing noise on BMW 3 Series, it’s here.
What if I still haven’t resolved the rear end noise of my BMW 3 Series
If you still haven’t found a solution despite the different possibilities described here and the noise from the rear end of your BMW 3 Series continues, it is plausible that the trouble is linked to other mechanical parts and that this failure is less common. Feel free to read this content on suspension noise on BMW 3 Series which will eventually give you other ideas to support you solve your trouble. Do not leave this trouble lying around in any case and take your car to your auto technician to preserve your vehicle and your safety.