OnStar Vehicle Diagnostics can perform a vehicle check every month. It will check
the engine, transmission, antilock brakes, and other major vehicle systems. It also
checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring
System. If an On-Demand Diagnostics check is needed, press
, and an Advisor can run a check.
Connections
OnStar Additional InformationFog Lamps
If equipped with fog lamps, they are controlled by the
band on the middle of the turn signal
lever.
To use the fog lamps, the ignition must be turned on and the low-beam headlamps
or parking lamps must be on.
Turn the band to to turn the fog
lamps on. The band automatically returns to ...
Warning Lights, Gauges, and Indicators
Warning lights and gauges can signal that something is wrong before it becomes
serious enough to cause an expensive repair or replacement. Paying attention to
the warning lights and gauges could prevent injury.
Warning lights come on when there could be a problem with a vehicle function.
Some ...
Steering Wheel Controls
If equipped with audio steering wheel controls, some audio controls can be adjusted
at the steering wheel.
SEEK or SEEK
: Press to go to the next or previous
radio station, song on an iPod®, or file on a USB device (if equipped).
/
: If equipped with Bluetooth or OnStar, press t ...