Cadillac 2011 STS Owner's Manual page 213

The set speed memory is erased from memory by
moving the Adaptive Cruise Control switch to
the ignition is turned off.
There are three messages that may appear on the DIC.
They are SERVICE RADAR CRUISE, RADAR CRUISE
NOT READY and CLEAN RADAR. These messages
will appear to indicate a problem with the Adaptive
Cruise Control. See DIC Warnings and Messages on
page 4 76 for more information.
The radar can become blocked by snow, ice, or dirt.
If this happens, turn off the engine and clean the
emblem/lens, located in the center of the front outside
grille. Do not use Adaptive Cruise Control in icy
conditions, or when visibility is low, such as in fog,
rain or snow.
To clean the emblem/lens, wipe the surface with a
soft cloth. After cleaning the emblem/lens, engage the
Adaptive Cruise Control. If there are problems, see your
dealer.
or if
The exterior lamp control is located in the middle of the
turn signal/multifunction lever.
symbol on it to operate the exterior lamps.
The exterior lamp control has four positions:
Turns off all lamps and automatic lighting
features, including Daytime Running Lamps (DRL)
and IntelliBeam
This is a momentary switch that springs back to the
AUTO position when released. An AUTOMATIC
LIGHTS ON message appears on the DIC when
automatic lights are enabled or an AUTOMATIC
LIGHTS OFF message appears on the DIC when
the automatic lights are disabled.
Turn the control with this
®
.
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