See also:

Safety
The CLS has not been crash-tested by either the federal government or the Insurance Institute for Highway Safety. It comes equipped with seat-mounted side airbags for front passengers and side-c ...

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. ...

Preparing the vehicle
Stop the vehicle as far away as possible from traffic on solid, non-slippery and level ground. Switch on the hazard warning lamps. Firmly depress the parking brake. Bring the front wheels ...