See also:

Center console, lower section
9 Cup holder Ashtray Cigarette lighter Power socket 10 Audio/COMAND controller 11 Level control 12 Downhill Speed Regulation (vehicles with AIRMATIC package) 13 Adaptive Damping System ...

Conditions for activation
RACE START can be activated when:  - the doors are closed.  - the engine is running and it has reached an operating temperature of approximately 176  °F (80 °C). This is the case ...

Making adjustments in 5 mph (Canada: 10 km/h) increments
•► Briefly press the cruise control lever beyond the pressure point, up 1 for a higher speed or down 2 for a lower speed. The last speed stored is increased or reduced. ...