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 InformationAirbag System Check
The airbag system does not need regularly scheduled maintenance or replacement.
Make sure the airbag readiness light is working. See Airbag Readiness Light on page
5-11.
Caution
If an airbag covering is damaged, opened, or broken, the airbag
may not work properly. Do not open or break the ai ...
Traction Off Light
This light comes on briefly while
starting the engine. If it does not, have the vehicle serviced by your dealer. If
the system is working normally, the indicator light then turns off.
The traction off light comes on when the Traction Control System (TCS) has been
turned off by pressing and re ...
What Will You See after an Airbag Inflates?
After the frontal airbags and seat-mounted side impact airbags inflate, they
quickly deflate, so quickly that some people may not even realize an airbag inflated.
Roof-rail airbags may still be at least partially inflated for some time after
they inflate. Some components of the airbag module ma ...