This light comes on briefly while
starting the vehicle.
If it does not, have the vehicle serviced by your dealer. If the system is working normally the indicator light goes off.
Caution
The engine coolant temperature warning light indicates that the vehicle has overheated. Driving with this light on can damage the engine and it may not be covered by the vehicle warranty. See Engine Overheating on page 10-17.
The engine coolant temperature warning light comes on when the engine has overheated.
If this happens, pull over and turn off the engine as soon as possible.
See Engine Overheating on page 10-17.
Traction Control System (TCS)/StabiliTrak Light
Tire Pressure LightTurn and Lane-Change Signals
Move the lever all the way up or down to signal a turn.
An arrow on the instrument cluster flashes in the direction of the turn or lane
change.
Raise or lower the lever until the arrow starts to flash to signal a lane change.
Hold it there until the lane change is completed.
If the lever ...
Navigation
OnStar navigation requires a specific OnStar subscription plan.
Press to receive directions or
have them sent to the vehicle navigation screen, if equipped.
Destinations can also be forwarded to the vehicle from MapQuest.com.
Turn-by-Turn Navigation
Press to connect to a live
Advisor.
...
Charging System Light
This light will come on briefly
when the ignition is turned on, and the engine is not running, as a check to show
it is working.
It should go out when the engine is started. If it stays on, or comes on while
driving, there may be a problem with the electrical charging system. Have it checked ...