See also:

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

Note
You can adjust almost all system settings individually for each screen without affecting the other screen. You make these settings using the remote control. ...