See also:

Traction Control System (TCS)
The traction control system limits wheel spin. The system turns on automatically every time the vehicle is started. - To turn off traction control, press and release the TCS/StabiliTrak but ...

Airbag Readiness Light
This light shows if there is an electrical problem with the airbag system. The system check includes the airbag sensor(s), passenger sensing system, the pretensioners, the airbag modules, the wiring ...

Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfer ...