Chevrolet 2012 Tahoe Owner's Manual page 319

(Contrast): Touch the + (plus)
or (minus) screen buttons to
increase or decrease the contrast of
the screen.
Symbols
The navigation system may have a
feature that allows for viewing
parking assist symbols on the
navigation screen while using the
RVC. The Ultrasonic Rear Park
Assist (URPA) system must not be
disabled to use the caution symbols.
If URPA has been disabled and
the symbols have been turned on,
the Rear Parking Assist Symbols
Unavailable error message may
display. See Ultrasonic Parking
Assist on page 9 51.
The symbols appear near objects
detected by the URPA system. The
symbol may cover the object when
viewing the navigation screen.
To turn the symbols on or off:
1. Make sure that URPA has not
been disabled.
2. Shift into P (Park).
3. Press MENU to enter the
configure menu options. Turn
the Multifunction knob until the
Display feature is highlighted
and press the Multifunction
knob. Or press the Display
screen button
4. Select the Rear Camera Options
screen button. The Rear Camera
Options screen displays.
5. Touch the Symbols screen
button. The screen button will be
highlighted when on.
Driving and Operating
Guidelines
The RVC system has a guideline
overlay that can help the driver align
the vehicle when backing into a
parking spot.
To turn the guidelines on or off:
1. Make sure that URPA has not
been disabled.
2. Shift into P (Park).
3. Press MENU to enter the
configure menu options. Turn
the Multifunction knob until the
Display feature is highlighted
and press the Multifunction
knob. Or press the Display
screen button
4. Select the Rear Camera Options
screen button. The Rear Camera
Options screen displays.
5. Touch the Guidelines screen
button. The screen button will be
highlighted when on.
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