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:
Playing the Radio
(Power/Volume):
1. Press to turn the audio system on and off.
2. Turn to increase or to decrease the volume.
3. Press and hold for more than two seconds to turn off the navigation system,
the Rea ...
Where Are the Airbags?
The driver frontal airbag is in the middle of the steering wheel.
The right front passenger frontal airbag is in the instrument panel on the passenger
side.
Driver Side Shown, Passenger Side ...
Vehicles With a Navigation System
An image appears on the navigation screen with the message “Check
Surroundings for Safety” when the vehicle is shifted into R (Reverse).
The navigation screen goes to the previous screen after app ...