Buick Regal: 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.
OnStar Steering Wheel Controls
This vehicle may have a Talk/Mute button that can be used to interact with OnStar Hands-Free calling.
See Steering Wheel Controls for more information.
On some vehicles, the Talk button can be ...
See also:
Sentry Key
The Sentry Key Immobilizer System prevents unauthorized
vehicle operation by disabling the engine. The
system does not need to be armed or activated. Operation
is automatic, regardless of whethe ...
Without Selective Ride Control
1. Move the shift lever to the left
from D (Drive).
The transmission will enter
Manual Mode. The DIC gear
indicator will change to an M
followed by a number
representing the gear the vehicl ...
Setting the 12/24 Hour Format
1. Press the CONFIG button and
select Time and Date Settings,
or press .
2. Highlight Set Time Format.
3. Press SELECT to select the
12 hour or 24 hour display
format. ...
