OnStar®
OnStar OverviewKeys
Warning
Leaving children in a vehicle with the ignition key is dangerous
and children or others could be seriously injured or killed. They could operate
the power windows or other controls or make the vehicle move. The windows will function
with the keys in the ignition, and children or other ...
Brakes
Disc brake pads have built-in wear indicators that make a high-pitched warning
sound when the brake pads are worn and new pads are needed.
The sound can come and go or be heard all the time when the vehicle is moving,
except when applying the brake pedal firmly.
Warning
The brake wear warning ...
Hands-Free Phone
General Information without Touchscreen
To use the hands-free phone on vehicles
without a touchscreen radio, press ,
select Onstar Hands-Free Calling, then enter the desired number.
General Information with Touchscreen
Vehicles with a Hands-Free Phone system can use a Bluetooth-capable cell p ...