Unable to Connect to OnStar Message
If there is limited cellular coverage
or the cellular network has reached
maximum capacity, this message
may come on. Push 
to try the
call again or try again after driving a
few miles into another cellular area.
See also:
Federal Communications Commission (FCC) Rules and with Industry Canada Standards
See Radio Frequency Statement for information regarding Part 15
of the Federal Communications Commission (FCC) Rules and with Industry Canada Standards
RSS-GEN/210/220/310. ...
Brake System Messages
SERVICE BRAKE SYSTEM
This message displays along with the brake system warning light if there is a
problem with the brake system. See Brake System Warning Light . If this
message appears, s ...
Driver Information Center (DIC)
The DIC display is located at the
bottom of the instrument panel
cluster. It shows the status of many
vehicle systems and enables
access to the personalization menu.
The DIC buttons are loc ...