BMW of North America is recalling 184,505 model year 2006 525i, 525xi, 530i, 530xi, 530xi Sports Wagon, 325i, 325xi, 325xi Sports Wagon, 330i, 330xi, Z4 3.0i and Z4 3.0si vehicles -- expanding an earlier recall.
The heater for the positive crankcase ventilation (PCV) valve may short circuit.
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.
What to do
BMW will notify owners, and dealers will replace the PCV valve heater free of charge.
The recall is expected to begin May 28, 2019.
Owners may contact BMW customer service at 1-800-525-7417.