Cadillac 2010 DTS - Manual (Page 175)

{ WARNING:
When the Adaptive Cruise Control radar is blocked
by snow, ice, or dirt, it may not detect a vehicle
ahead. FCA may not help you avoid a collision
under these conditions. Do not use FCA when the
radar is blocked by snow, ice, or dirt. Keep your
radar clean. See “Cleaning the System” under
Adaptive Cruise Control on page 4-15.
{ WARNING:
FCA may not detect and warn soon enough to
stationary or slow-moving vehicles or other objects
ahead of you. You could crash into an object
ahead of you. Do not rely on FCA when
approaching stationary or slow-moving vehicles or
other objects.
Unnecessary Alerts
FCA may occasionally provide alerts that you consider
unnecessary. It could respond to a turning vehicle
ahead of you, guard rails, signs, and other stationary
objects. This is normal operation, your vehicle does not
need service.
Other Messages
There are three messages that may appear on the
Driver Information Center (DIC). They are CLEAN
RADAR, RADAR CRUISE NOT READY and SERVICE
RADAR CRUISE. See DIC Warnings and Messages
on page 4-67.
Cleaning the System
The radar can become blocked by snow, ice, or dirt.
If so, you may need to turn off the engine and clean the
lens. See “Cleaning the System” under Adaptive
Cruise Control on page 4-15.
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