The rear door safety locks prevent passengers from opening the rear doors from inside the vehicle.

Press
to activate the safety locks.
The indicator light comes on when activated.
The rear door power windows are also disabled.
Press
again to deactivate the safety
locks and power windows.
If the indicator light flashes, the feature may not be working properly.
If a rear door handle is pulled when the safety lock is deactivated, that door will remain locked and the indicator light may flash. Release the handle, then press the safety lock twice to deactivate the safety locks.
Automatic Door Locks
DoorsInstrument Panel Upper Compartment Replacement
Instrument Panel Upper Compartment Screw (Qty: 2)
Caution: Refer to Fastener Caution in the Preface section.
Procedure
Before removing the instrument panel upper compartment screws, remove mat.
Tighten
2.5 N·m (23 lb in)
Instrument Panel Upper Compartment Assembly
...
OnStar® Destination Download
The destination download lets an OnStar® subscriber ask an OnStar Advisor to
download a destination to the navigation system. OnStar will send address information
and location coordinates of the destination into the navigation system.
Using Destination Download
If the navigation radio screen i ...
Automatic Dimming Rearview Mirror
To adjust the inside rearview mirror, hold the rearview mirror in the center
and move it to view the area behind the vehicle.
For vehicles with an automatic dimming rearview mirror, the mirror will automatically
reduce the glare from the headlamps from behind.
The dimming feature and the indic ...