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:
How to Wear Safety Belts Properly
This section is only for people of adult size.
Be aware that there are special things to know about safety belts and children. And there are different rules for smaller children and infants. If a chi ...
Power Mirrors
Controls for the outside power mirrors are located on the driver door.
1. Turn the control knob to the L (left) or R (right) selecting the driver or passenger mirror.
2. Push the control knob to t ...
Front Fog Lamp Light
For vehicles with fog lamps, this light comes on when the fog lamps are in use.
The light goes out when the fog lamps are turned off. See Fog Lamps for more information. ...