Your Responsibility
Increase the volume of the radio if the OnStar Advisor cannot be heard.
If the light next to the OnStar buttons is red, the system may not be functioning properly. Push 
and request a vehicle diagnostic check. If the light appears clear (no light appears), your OnStar subscription has expired and all services have been deactivated.
Push to confirm that the OnStar equipment is active.
See also:
How to Inspect the Engine Air
Cleaner/Filter
To inspect the air cleaner/filter,
remove the filter from the vehicle
and lightly shake the filter to release
loose dust and dirt. If the filter
remains covered with dirt, a new
filter is re ...
Dual Automatic Climate ControlSystem
With this system you can control the heating,
cooling and ventilation for your vehicle. When your
vehicle is first started and the climate control
system is on, or if the climate control system h ...
Dome Lamps
Dome Lamps
The interior lamps control located in
the overhead console controls both
the front and rear interior lamps.
To operate:
(Off): Turns the lamps off.
(Door): Turns the lamps on
...