Safety Locks
Rear door safety locks prevent passengers from opening the rear doors from the inside.
Press 
to activate the safety locks, the LED in the switch illuminates.
Press 
to deactivate the safety locks.
See also:
Auto Door Unlock
This allows selection of which of the doors will automatically unlock when
the vehicle is shifted into P (Park).
Press the MENU/SELECT knob when Auto Door Unlock is highlighted. Turn the
knob to ...
Auto Defog
This will allow you to turn the auto defog on or off.
Press the MENU/SELECT knob when Auto Defog is highlighted to open the menu.
Turn the knob to highlight On or Off. Press the knob to confirm th ...
Potential Issues
Some OnStar services are disabled
after five days. OnStar cannot
perform Remote Door Unlock or
Stolen Vehicle Assistance after the
vehicle has been off continuously
for five days. After five ...