Horn
Press 
on the steering wheel pad
to sound the horn.
See also:
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 ...
Selecting a Station
Seek Tuning
If the radio station is not known:
Briefly press or
to
automatically search for the next
available station. If a station is not
found, the radio switches to a more
sensitive s ...
Climate and Air Quality
Select the Climate and Air Quality
menu and the following may be
displayed:
• Auto Fan Speed
• Air Quality Sensor
• Auto Heated Seats
• Air Conditioning Mode
• Remote Start Auto Hea ...