Fire risk Engine and engine cooling
An electrical short can cause the PCV valve heater to overheat, increasing the risk of a fire while driving or, soon after driving when parked.
0si, X3 xDrive30i); 2008-2013 1 Series Convertible (128i); 2006-2011 3 Series Sedan (325i, 325xi, 328i, 328xi, 328i xDrive, 330i, 330xi); 2006-2012 3 Series Wagon (328i, 328i xDrive); 2007-2013 3 Series Convertible (328i); 2006-2010 5 Series Sedan (525i, 525xi, 528i, 528xi, 530i, 530xi); 2006-2007 5 Series Wagon (530xi); 2007-2010 X5 SAV (X5 3.0si, X5 xDrive30i); 2006-2008 Z4 Coupe (Z4 3.0si); and 2006-2011 Z4 Roadster (Z4 3.0i, Z4 3.0si, Z4 sDrive30i) vehicles. The heater for the positive crankcase ventilation (PCV) valve may short circuit.
What to do: Park away from buildings and book the repair now.
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Repair soon Air bags
An inflator explosion may result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.
These inflators may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, high temperatures, and high temperature cycling.
What to do: Book this in with a dealer now. It affects a safety system.
Fire risk Electrical system
Wiring that overheats could cause the electrical connectors to melt, and increase the risk of a fire, even when the vehicle is unattended.
The wiring and electrical connectors in the blower-regulator wiring harness may overheat.
What to do: Park away from buildings and book the repair now.
Fire risk Engine and engine cooling
An electrical short can cause the parts within the PCV valve to melt, increasing the risk of a fire, even when the vehicle is not in use.
0si, X3 xDrive30i, X5 xDrive30i, Z4 3.0i, Z4 3.0si and Z4 sDrive30i vehicles. The heater for the positive crankcase ventilation (PCV) valve may short circuit.
What to do: Park away from buildings and book the repair now.
Repair soon Air bags
In the event of a crash necessitating deployment of the driver's frontal air bag, the inflator could rupture with metal fragments striking the driver or other occupants resulting in serious injury or death.
Upon deployment of the driver's frontal air bag, excessive internal pressure may cause the inflator to rupture.
What to do: Book this in with a dealer now. It affects a safety system.
Repair when you can Electrical system
If there is a loss of electrical power to the vehicle, the vehicle may unexpectedly stall, increasing the risk of a crash.
In February 2013, BMW recalled 504,545 vehicles. In July 2013, BMW informed the agency that it was adding 1-Series, 3-Series, and Z4 vehicles, representing an additional 12,094 vehicles.
What to do: Book it in at your next service. There is no deadline and no charge.