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:

    Manual Operation of Power Liftgate
    To change the liftgate to manual operation, press OFF on the power liftgate switch. A message displays on the DIC indicating manual operation mode. See Driver Information Center (DIC) (Without DIC B ...

    Engine Oil Messages
    CHANGE ENGINE OIL SOON This message displays when the engine oil needs to be changed. When you change the engine oil, be sure to reset the CHANGE ENGINE OIL SOON message. See Engine Oil Life System ...

    Shutting the Engine Off After a Remote Start
    To manually shut off a remote start: • Aim the RKE transmitter at the vehicle and press until the parking lamps turn off. • Turn on the hazard warning flashers. • Turn the ignition switch on ...