One problem related to engine oil leaking has been reported for the 2008 BMW 550. The most recently reported issues are listed below.
Vehicle parked for days, noticed smoke from passenger side engine bay, inspection found possible faulty electrical wiring or oil leak onto electrical wiring causing small fire on engine floor. Disconnected negative terminal to battery.
| Engine Oil Leaking problems | |
| Engine Shut Off Without Warning problems | |
| Engine And Engine Cooling problems | |
| Engine Belts And Pulleys problems |