Erasing Speed Memory
The cruise control set speed is erased from memory by pressing 
or if the ignition is turned off.
See also:
Cleaning the Video Screen
When cleaning the video screen, use only a clean cloth dampened with clean water. Use care when directly touching or cleaning the screen, as damage could result. ...
Fabric/Carpet
Start by vacuuming the surface using a soft brush attachment.
If a rotating brush attachment is being used during vacuuming, only use it on the floor carpet.
Before cleaning, gently remove as much o ...
Resuming a Set Speed
If the cruise control is set at a desired speed and then the brakes are applied, the cruise control is disengaged without erasing the set speed from memory.
Once the vehicle speed reaches about 40 km ...