See also:

Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfer ...

Door Ajar Messages
DRIVER DOOR OPEN This message will display when the driver door is open. Close the door completely. HOOD OPEN This message will display when the hood is open. Close the hood completely. LE ...

Driver Information Center (DIC)
The Driver Information Center (DIC) displays information about the vehicle. It also displays warning messages if a system problem is detected. See Vehicle Messages  for more information. All mes ...