See also:

Traction Control System (TCS)/StabiliTrak® Light
The Traction Control System (TCS)/ StabiliTrak Light comes on briefly when the engine is started. If the light does not come on, have the vehicle serviced by the dealer. If the system is working n ...

General Information
Notice: Maintenance intervals, checks, inspections, recommended fluids, and lubricants are necessary to keep this vehicle in good working condition. Damage caused by failure to follow scheduled mainte ...

Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five ...