Retained Accessory Power (RAP)
These vehicle accessories can be used for up to 10 minutes after the engine is turned off:
○ Audio System
○ Power Windows
○ Sunroof (if equipped)
Power to the audio system will continue to operate for up to 10 minutes or until the driver door is opened.
Power to the power windows and sunroof will continue to operate for up to 10 minutes or until any door is opened.
All these features will work when the key is in ON/RUN or ACC/ ACCESSORY.
See also:
Braking in Emergencies
ABS allows the driver to steer and brake at the same time. In many emergencies, steering can help more than even the very best braking. ...
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 9‑64.
Added electrical equipment ...
Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and
GPS signal reception. Cellular reception is required for OnStar to send remote signals
to the vehicle. ...