See also:

BAS PLUS (Brake Assist System Plus)
BAS PLUS is only available in vehicles equipped with DISTRONIC PLUS. Observe the "Important safety notes" section. At speeds above approximately 4 mph (7 km/h), BAS PLUS assists you ...

General notes
The Lane Tracking package consists of Blind Spot Assist and Lane Keeping Assist. ...

Gadgets
The CL's standard equipment list is long. Our test car came with a number of option packages; here are some of the highlights: For starters, the blind spot monitors are included in a package that ...