Two problems related to electrical system have been reported for the 2006 BMW 550. The most recently reported issues are listed below.
Headlight wire insulation flaking off and wires are shorting causing headlight to go off. Wires short and arcing. The headlight went off while driving on highway at night.
Defective elv steering lock prevents the car from starting. The lock can't be disabled. This should be a recall. The lock is unnnecssary for safe operation of the vehicle. The lock can't be disabled. At the very least, the owner should be able to disable it.
| Electrical System problems | |
| Battery Cable problems |