Diagnostics
OnStar Vehicle Diagnostics will
perform a vehicle check every
month. It will check the engine,
transmission, antilock brakes, and
major vehicle systems. It also
checks the tire pressures, if the
vehicle is equipped with the Tire
Pressure Monitoring System. If a
diagnostics check is needed
between e-mails, push 
, and
an Advisor can run a check.
See also:
Shifting Into Park
WARNING
It can be dangerous to get out of the vehicle if the shift lever is not fully
in P (Park) with the parking brake firmly set. The vehicle can roll. If you
have left the engine running, the ...
Safety Belt Use During Pregnancy
Safety belts work for everyone, including pregnant women. Like all occupants,
they are more likely to be seriously injured if they do not wear safety belts.
A pregnant woman should wear a lap-sho ...
Radio(s)
VOL/ : Press to turn the system on and off. Turn to increase or decrease
the volume.
RADIO/BAND: Press to choose between FM, AM, or XM™, if equipped.
TUNE or TUNE/INFO: Turn to select radio sta ...