compression ratio CHEVROLET UPLANDER 2009 1.G Owners Manual

URPA can be turned off by
pressing the rear park aid
disable switch located
in the overhead console
switchbank.
While the system is disabled, an indicator light will be lit
on the switch. You will not see any lights on the rear
display if the switch is in the off position.When the System Does Not Seem to
Work Properly
The driver disabled the system.
The ultrasonic sensors are not clean, a red URPA
display light may illuminate when the vehicle is in
R (Reverse). Keep the rear bumper free of
mud, dirt, snow, ice and slush. For cleaning
instructions, seeWashing Your Vehicle on
page 5-93.
A trailer was attached to the vehicle, or a bicycle or
an object was hanging out of the liftgate during the
last drive cycle, the red light may illuminate.
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 vehicle
to your dealer/retailer to repair the system.
Other conditions may affect system performance,
such as vibrations from a jackhammer or the
compression of air brakes on a very large truck.
If the system is still disabled, after driving forward at
least 15 mph (25 km/h), take the vehicle to your
dealer/retailer.
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