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 on page 9‑112. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.
See also:
Engine Power Messages
ENGINE POWER IS REDUCED
This message displays and a chime sounds when the cooling system temperature gets too hot and the engine further enters the engine coolant protection mode.
See Engine Overhea ...
Radio Reception
Frequency interference and static can occur during normal radio reception if items such as cell phone chargers, vehicle convenience accessories, and external electronic devices are plugged into the ac ...
Making a Call Using Phone Book
For cell phones that support the phone book feature, the Bluetooth system can
use the contacts stored on your cell phone to make calls. See your cell phone manufacturer”s
user guide or contact y ...