Call Waiting
Call waiting must be supported on the cell phone and enabled by the wireless service carrier.
• Press
to answer an incoming call when another call is active. The original call is placed on hold.
• Press
again to return to the original call.
• To ignore the incoming call, no action is required.
• Press
to disconnect the current call and switch to the call on hold.
See also:
Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if ...
Defensive Driving
Defensive driving means “always expect the unexpected.” The first step in driving
defensively is to wear the safety belt. See Safety Belts on page 3‑12.
○ Assume that other road use ...
Windshield Replacement
If the vehicle is equipped with the Head-Up display (HUD) system and the windshield needs to be replaced, get one that is designed for HUD or the HUD image may look out of focus. ...





