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:

    Introduction
    GENERAL MOTORS, GM, the GM Emblem, BUICK, the BUICK Emblem, and the name LUCERNE are registered trademarks of General Motors Corporation. This manual describes features that may or may not be ...

    A Better-Looking Buick
    Designed mostly in China, where Buick enjoys strong sales, the LaCrosse is an exercise in well-proportioned grace. The front juts out enough that it should give the car an ungainly, pancaked appea ...

    XM Satellite Radio Service
    XM is a satellite radio service based in the 48 contiguous United States and 10 Canadian provinces. XM satellite radio has a wide variety of programming and commercial-free music, coast to coast, ...