Winter tires
Do not drive with a tire tread depth of less than 0.16 in/4 mm.
Below a tread depth of 0.16 in/4 mm, tires are less suitable for winter operation.
See also:
Windshield washer nozzles
The washer jets are automatically heated whenever
the ignition is switched on. ...
Drivetrains
The 528i, 535i and 550i are rated at 240, 300 and 400 horsepower,
respectively. The turbocharged version of the 3.0-liter inline-six-cylinder in
the 535i makes the 550i superfluous, rocketing the ...
Remote control
Each remote control contains a rechargeable battery that is automatically recharged
when it is in the ignition lock while the car is being driven. Use each remote control
at least twice a year f ...