See also:

Service Bulletins
Service Bulletins give additional technical service information needed to knowledgeably service General Motors cars and trucks. Each bulletin contains instructions to assist in the diagnosis ...

Ride Control System Messages
SERVICE REAR AXLE This message displays when there is a problem with the All-Wheel Drive (AWD) System. See your dealer for service. SERVICE STABILITRAK This message displays if there is a pr ...

STABILITRAK COMPETITIVE MODE
This message displays when the Competitive Driving Mode is selected. When in this mode, the Traction Control System (TCS) will not be operating and the TCS/StabiliTrak warning light will t ...