Chevrolet trailblazer Handbook page 235

10460390) - 2017 - crc - 6/15/16
234 Driving and Operating
vehicle within a zone 25 cm (10 in)
high off the ground and below
bumper level. These detection
distances may be shorter during
warmer or humid weather. Blocked
sensors will not detect objects and
can also cause false detections.
Keep the sensors clean of mud, dirt,
snow, ice, and slush; and clean
sensors after a car wash in freezing
temperatures. Beeps for FPA are
higher pitched than for RPA.
The instrument cluster may have a
parking assist display with bars that
show "distance to object" and object
location information for the Parking
Assist system. As the object gets
closer, more bars light up.
For vehicles with rear view camera,
the information display will show the
{
symbol . As the object gets
closer, the symbol will get bigger
and its color changes from yellow
to red.
The system consists of four
ultrasonic parking sensors in the
rear bumper and four ultrasonic
parking sensors in the front bumper
(if equipped).
{
Danger
The Parking Assist system does
not detect children, pedestrians,
bicyclists, animals, or objects
located below the bumper or that
are too close or too far from the
vehicle. It is not available at
speeds greater than 11 km/h
(7 mph). To prevent injury, death,
or vehicle damage, even with
parking assist, always check the
Danger (Continued)
area around the vehicle and
check all mirrors before moving
forward or backing.
Note
Attached parts in the detection area
cause system malfunction.
Under certain circumstances,
various reflective surfaces on
objects or clothing as well as
external noise sources may cause
the system to fail to detect
obstacles.
Sensitivity of the sensor could be
reduced caused by external
influences, e.g. layers on the
(Continued)
{
Warning
Caution
(Continued)