Cadillac 2010 DTS Owner's Manual

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When the System Does Not Seem toWork ProperlyIf the URPA system will not activate due to a temporarycondition, the message PARK ASSIST OFF will bedisplayed on the DIC and a red light will be shown onthe rear URPA display when the shift lever is movedinto R (Reverse). This occurs under the followingconditions:. The driver disables the system.. The ultrasonic sensors are not clean. Keep thevehicle's rear bumper free of mud, dirt, snow, iceand slush. For cleaning instructions, see WashingYour Vehicle on page 6‑100.. A trailer was attached to the vehicle, or a bicycle oran object was hanging out of the trunk during thelast drive cycle, the red light may illuminate in therear display. Once the attached object is removed,URPA will return to normal operation.. A tow bar is attached to the vehicle.. The vehicle's bumper is damaged. Take the vehicleto your dealer to repair the system.. Other conditions may affect system performance,such as vibrations from a jackhammer or thecompression of air brakes on a very large truck.If the system is still disabled after driving forward atleast 25 km/h (15 mph), take the vehicle to your dealer.Side Blind Zone Alert (SBZA)The vehicle may have a Side Blind Zone Alert (SBZA)system. Read this entire section before using thesystem.{ WARNING:SBZA is only a lane changing aid and does notreplace driver vision. SBZA does not detect:. Vehicles outside the side blind zones whichmay be rapidly approaching.. Pedestrians, bicyclists, or animals.Failure to use proper care when changing lanesmay result in damage to the vehicle, injury,or death. Always check the outside and rearviewmirrors, glance over your shoulder, and use theturn signal before changing lanes.When the system detects a vehicle in the side blindzone, amber SBZA displays will light up in the sidemirrors. This indicates that it may be unsafe to changelanes. Before making a lane change, always check the3-43