See also:

Sunroof
For vehicles with a sunroof, the sunroof only operates when the ignition is in ON/RUN or ACC/ ACCESSORY, or in Retained Accessory Power (RAP). See Retained Accessory Power (RAP)  for more i ...

Heated Steering Wheel
(Heated Steering Wheel): For vehicles with a heated steering wheel, press to turn it on or off. A light on the button displays when the feature is turned on. The steering wheel takes about thre ...

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 ...