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:
Exterior Lighting
The exterior lamps control is located on the instrument panel to the left of
the steering wheel.
: Turns off the automatic headlamps
and Daytime Running Lamps (DRL). Turning the headlamp contr ...
Air Vents
Move the sliding knob on the air outlets up and down or left and right to
direct the airflow. Use the thumbwheels near the air outlets to open or close
off the airflow.
Operation Tips
- Clear ...
Warranty
OnStar equipment may be
warranted as part of the new-vehicle
limited warranty. The manufacturer
of the vehicle furnishes detailed
warranty information. ...