Buick LaCrosse: Windows - Windows - Keys, Doors, and Windows - Buick LaCrosse Owners ManualBuick LaCrosse: Windows

WARNING!
Leaving children, helpless adults, or pets in a vehicle with the windows closed is dangerous.
They can be overcome by the extreme heat and suffer permanent injuries or even death from heat stroke. Never leave a child, a helpless adult, or a pet alone in a vehicle, especially with the windows closed in warm or hot weather.

The vehicle aerodynamics are

The vehicle aerodynamics are designed to improve fuel economy performance. This may result in a pulsing sound when a window is partially open. To reduce the sound, open another window or the sunroof (if equipped).

    Windows
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    Power Windows
    Power Windows Press the switch to lower the window. Pull the switch up to raise it. The switches work when the ignition is in ON/RUN or ACC/ACCESSORY, or in Retained Accessory Power (RAP). ...

    See also:

    Towing Requirements – Tires
    • Do not attempt to tow a trailer while using a compact spare tire. • Proper tire inflation pressures are essential to the safe and satisfactory operation of your vehicle. Refer to “Tires ...

    Engine Air Cleaner/Filter
    See Engine Compartment Overview  for the location of the engine air cleaner/filter. When to Inspect the Engine Air Cleaner/Filter Inspect the air cleaner/filter at the scheduled maintenance int ...

    Cruise set switch indicator light
    The light comes on while the vehicle speed is controlled by the cruise control system. If the light blinks while the engine is running, it may indicate the cruise control system is not functionin ...