Car problem reports
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Most reported BMW 530i problems
The fuel pump gives out, and the car stumbles, idles very rough if at all. Giving it gas barely moves the car. Pump is located in the top of the fuel tank and the filter needs to be changed at the same time. Expect an $800+ repair bill for that alone.
The Mass Airflow Sensor (MAF) will die. It can stop working altogether, or the voltage output becomes unstable and out of range. Symptoms are varied from rough idle, lack of power, poor shifting, to preventing the car from running at all. Replacement is simple, diagnosis isn't always since it manifests in so many ways. The OEM part can run between $250 and $500 - should cost $50-100 in labor.
If the brakes are squealing, there's a good chance it is the brake pad wear sensor. A new design was implemented in January 2006 and can be identified by its green color.
Hood release lever stops coming out when release pulled from within driver compartment. This requires using needle-nose pliers or a screwdriver to pull the lever out from between the grill panel.
The hood release mechanism and cable need to be kept oiled/greased or they dry up and seize. In my case I was able to spray with WD-40 real good - both the mechanism and the cable anywhere that I could find it exposed. After working the lever in th...