Turning the Rear Vision Camera System Off or On
To turn off the rear vision camera system, press and hold 
, located on the inside rearview mirror, until the left indicator light turns off.
The rear vision camera display is now disabled.
To turn the rear vision camera system on again, press and hold until the left indicator
light illuminates. The rear vision camera system display is now enabled and the display will appear in the mirror normally.
See also:
Navigation System
If the vehicle has a navigation system, use of the system may result in the storage of destinations, addresses, telephone numbers, and other trip information. Refer to the navigation manual for inform ...
New for 2010
GM has dropped the long-running 6.0-liter V-8 engine from the Sierra lineup,
leaving the powerful 6.2-liter V-8 for heavy towing needs. The rest of the
Sierra's eight-cylinder lineup benefits from ...
If the On Indicator is Lit for a Child Restraint
If a child restraint has been installed and the on indicator is lit:
1. Turn the vehicle off.
2. Remove the child restraint from the vehicle.
3. Remove any additional items from the seat such as bl ...