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:
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 ...
Tire Designations
Tire Size
The example shows a typical passenger vehicle tire size.
Passenger (P-Metric) Tire
(A) Passenger (P-Metric) Tire: The United States version of a metric tire sizing
system. The letter ...
Muting a Call
During a call, all sounds from inside
the vehicle can be muted so that the
person on the other end of the call
cannot hear them.
To mute a call, press and
then say “Mute Call.”
To cancel m ...