BMW cars have excellent reputation: they are comfortable, powerful and famous for their good steerability and performance. The car maintenance, as well as the models of the make themselves, are rather expensive. But there is something you can do to save on repair. We have prepared information about weak spots of these cars as well as DIY BMW repair and maintenance tutorials.
The malfunctions of power units and their support facilities may differ in various models. The most common problems of the cooling system are the radiator leak and thermostat failure. These particularly refer to BMW 5 series (E39) and X5 (E53). Coolant leakage points to a defective car part. You can install new components without visiting a car repair shop. Download free AUTODOC Club tutorials on BMW DIY repair and operation right now and replace the parts yourself. You should also inspect the system branch pipes and radiator mounts: they may require replacement too.
The engines installed in the models of this make are very sensitive to quality and timely replacement of consumables and components. You will be able to easily change oil and oil filter on your car at home with the help of our illustrated PDF tutorials on BMW repair.
Use of poor-quality fuel causes fast wear-out of the catalytic converter. The signs of its worsened operation are power and performance loss, difficulties in starting the engine. It is essential to timely react and eliminate the problem: ceramic dust from the defective part may lead to the cylinder wall scuffing. Replacement of the catalytic converter should be entrusted to the auto repair shop specialists.
Malfunctions of this system vary from model to model. For example, the BMW 3 Series (E46) suspension system is characterised by rapid failure of the rear axle springs and front axle ball joints. Fast wear-out of bushings is typical of the 1 series hatchback (E87) rear suspension: new components should be installed after 80,000-120,000 km of mileage, while the shock absorbers on the front suspension may require attention after 25,000 km. Some models, such as BMW 5 series (F10), suffer from quick hub bearings wear and tear at aggressive driving. This is especially true for low-power versions. You can remove all the defects mentioned above with the help of our step-by-step video tutorials on BMW repair.
Cars of this make may experience problems with appearance or operation of the external lighting units. For instance, the headlight diffusing lenses of 5 series (F10) or X5 (E70) cars may crack. It may be caused by the plastic quality. In this case, only components replacement will work. You can do it yourself with the help of video tutorials. Please note that the headlights should be adjusted after replacement.