Retained Accessory Power (RAP)

Your vehicle has a Retained Accessory Power (RAP) feature which lets certain features of your vehicle to continue to work up to 20 minutes after the ignition key is turned to LOCK.

The radio, power windows, the overhead console and the sunroof, if the vehicle has one, work when the ignition key is in RUN or ACCESSORY.

Once the key is turned from RUN to LOCK, these features continue to work for up to 20 minutes, or until a door is opened.

    See also:

    Overview
    Redesigned from the ground up, the 2010 Buick LaCrosse luxury sedan makes its world debut at the 2009 North American International Auto Show in Detroit on Jan. 12, 2009. The Buick LaCrosse offers ...

    Air Quality Sensor
    This will allow you to select whether the system will operate at high or low sensitivity. Only vehicles with the dual zone climate control will have this option. Press SELECT when Air Quality ...

    The Inside
    Like the pricier CTS sedan from sister brand Cadillac, the LaCrosse's dashboard is trimmed in a leather-like material with stitched seams and padded finishes. Ambient lighting pipes across the das ...