The Traction Control System (TCS) limits wheel slip. The system is on when the vehicle is started.
The StabiliTrak system assists with directional control of the vehicle in difficult driving conditions. The system is on when the vehicle is started.
TCS and StabiliTrak can be turned off or on using the Driver Information Center (DIC) controls.
See Traction Control/Electronic Stability Control.
Tire Pressure MonitorGM Oil Life System Resetting
When the system has calculated that oil life has beendiminished, it will indicate that an oil change is necessary. ACHANGE ENGINE OIL light will come on. Change the engine oil as soonas possible within the next 1-000-km(600-miles). It is possible that, if driving under thebest conditions, the oil li ...