Object detection systems, Ultrasonic parking assist, Object detection systems -42 – Buick 2012 LaCrosse User Manual
Page 308: Maintenance schedule, Ultrasonic parking assist -42
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Buick LaCrosse Owner Manual - 2012
9-42
Driving and Operating
Ending Cruise Control
There are three ways to end cruise
control:
.
To disengage cruise control,
step lightly on the brake pedal;
when cruise control disengages,
the indicator light will not be lit.
.
Press
*
on the steering wheel.
.
To turn off the cruise control,
press
1
on the steering wheel.
Erasing Speed Memory
The cruise control set speed is
erased from memory by pressing
1
or if the ignition is turned off.
Object Detection
Systems
Ultrasonic Parking Assist
If available, the Ultrasonic Rear
Parking Assist (URPA) system
assists the driver with parking
and avoiding objects while in
R (Reverse). URPA operates at
speeds less than 8 km/h (5 mph).
The sensors on the rear bumper
detect objects up to 2.5 m (8 ft)
behind the vehicle, and at least
20 cm (8 in) off the ground.
{
WARNING
The URPA system does not
detect pedestrians, bicyclists,
animals, or any other objects
located below the bumper or
that are too close or too far
from the vehicle.
(Continued)
WARNING (Continued)
To prevent injury, death,
or vehicle damage, even with
URPA, always check behind the
vehicle and check all mirrors
before backing.
How the System Works
URPA comes on automatically
when the shift lever is moved into
R (Reverse). A single tone sounds
to indicate the system is working.
URPA operates only at speeds less
than 8 km/h (5 mph).
An obstacle is indicated by audible
beeps. The interval between the
beeps becomes shorter as the
vehicle gets closer to the obstacle.
When the distance is less than
30 cm (12 in) the beeping is a
continuous tone for five seconds.