Compass Messages
CAL
This message is displayed when the compass needs to be calibrated.
See Compass.
Three dashes will be displayed if the compass needs service. See your dealer for service.
See also:
When the System Does Not Seem to Work Properly
The rear vision camera system may not work properly or display a clear image
if:
- The RVC is turned off.
See “Turning the Rear Vision Camera System On or Off” earlier in this section.
- It ...
Voice Recognition
The navigation system's voice recognition allows for hands-free operation of
the navigation system, audio system, and OnStar (if equipped) features.
Voice recognition can be used when the ignit ...
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 ...