See also:

ENGINE OVERHEATED — IDLE ENGINE
This message displays when the engine coolant temperature is too hot. Stop and allow the vehicle to idle until it cools down. ...

Anti-Lock Brake SystemWarning Light
With the Anti-Lock Brake System (ABS), this light will come on when you start your engine and may stay on for several seconds, that is normal. A chime may also sound when the light comes on ...

OnStar® Steering Wheel Controls
Your vehicle may have a Talk/Mute button that can be used to interact with OnStar® Hands-Free Calling. On some vehicles, you may have to hold the button for a few seconds and give the command †...