See also:

Tire tread
WARNING Although the applicable federal motor vehicle safety laws consider a tire to be worn when the tread wear indicators (TWI) become visible at approximately 1/16 in (1.6 mm), we recomme ...

Rear view camera
Important safety notes The rear view camera is an optical parking aid. It shows the area behind your vehicle in the COMAND display. WARNING   Make sure that no persons or animals are ...

Adding engine oil
Environmental note When adding oil, take care not to spill any. If oil enters the soil or waterways, it is harmful to the environment. WARNING   If engine oil comes into contact with ho ...