Buick LaCrosse: Retained Accessory Power (RAP) - Starting and Operating - Driving and Operating - Buick LaCrosse Owners ManualBuick LaCrosse: 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)
• Auxiliary Power Outlet

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 of these features will work when the ignition is in ON/RUN or ACC/ACCESSORY.

    To Use the Engine Coolant Heater
    1. Turn off the engine. 2. Open the hood and unwrap the electrical cord. 3.6L V6 Engine The electrical cord is located on the driver side of the engine compartment, between the fender and ...

    Shifting Into Park
    WARNING! It can be dangerous to get out of the vehicle if the shift lever is not fully in P (Park) with the parking brake firmly set. The vehicle can roll. If you have left the engine runni ...

    See also:

    AUTO button
    FULL AUTO mode operation: When the “AUTO” button is pressed, the indicator light “FULL AUTO” on the display illuminates. In this state, fan speed, airflow distribution, air-inlet control, ...

    Random
    This function plays the audio files on the external device in random order (shuffle). This function can be activated/deactivated under: Bluetooth menu - Random Press the buttons on the center c ...

    Maintenance when Trailer Towing
    The vehicle needs service more often when pulling a trailer. See the Maintenance Schedule. Things that are especially important in trailer operation are automatic transmission fluid, engine ...