Buick LaCrosse: When to Check Power Steering 
Fluid - Power Steering Fluid (3.6L V6 Engine) - Vehicle Checks - Vehicle Care - Buick LaCrosse Owners ManualBuick LaCrosse: When to Check Power Steering Fluid

It is not necessary to regularly check power steering fluid unless a leak is suspected in the system or an unusual noise is heard. A fluid loss in this system could indicate a problem. Have the system inspected and repaired.

    Power Steering Fluid (3.6L V6 Engine)
    See Engine Compartment Overview for information on the location of the power steering fluid reservoir. ...

    How to Check Power Steering Fluid
    Check the level after the vehicle has been driven for at least 20 minutes so the fluid is warm. To check the power steering fluid: 1. Turn the ignition to LOCK/OFF and let the engine compartme ...

    See also:

    RACETIMER
    Displaying and starting RACETIMER WARNING The RACETIMER feature is only for use on roads and in conditions where high speed driving is permitted. Racing on public roads is prohibited under ...

    For AT models
    This light flashes if the vehicle is driven with tires of different diameters fitted on its wheels or with the air pressure excessively low in any of its tires. ...

    Anti-entrapment function
    When the moonroof senses a substantial enough object trapped between its glass and the vehicle’s roof during closure, it automatically moves back to the fully open position and stops there. The ...