See also:

Aluminum alloy wheels
Wash the wheels regularly with a sponge dampened in a mild soap solution, especially during winter months in areas where road salt is used. If not removed, road salt can discolor the wheels. CAUTION ...

Bluetooth Hands-Free Phone System withoutNavigation System (if so equipped)
WARNING ● Use a phone after stopping your vehicle in a safe location. If you have to use a phone while driving, exercise extreme caution at all times so full attention may be given to vehicle ...

Active Noise Control (ANC)
By identifying undesirable sounds in the cabin and then playing back through the speakers sound waves of opposite phase, the original noises are cancelled out, making the M's interior a quieter, m ...