Buick LaCrosse: Overheated Engine Protection Operating Mode - Vehicle Checks - Vehicle Care - Buick LaCrosse Owners ManualBuick LaCrosse: Overheated Engine Protection Operating Mode

This emergency operating mode allows the vehicle to be driven to a safe place in an emergency situation. If an overheated engine condition exists, an overheat protection mode which alternates firing groups of cylinders helps prevent engine damage. In this mode, there is significant loss in power and engine performance.

2.4L L4 Engine

The engine coolant temperature warning light comes on the instrument panel, to indicate the vehicle has entered overheated engine protection operating mode.

Driving extended distances and/or towing a trailer in the overheat protection mode should be avoided.

3.6L V6 Engine

The engine coolant temperature warning light comes on the instrument panel, to indicate the vehicle has entered overheated engine protection operating mode.

The temperature gauge also indicates an overheat condition exists. Driving extended distances and/or towing a trailer in the overheat protection mode should be avoided.

    3.6L V6 Engine
    If the temperature overheat gauge is no longer in the overheat zone or an engine coolant temperature warning light no longer displays, the vehicle can be driven. Continue to drive the vehicl ...

    Power Steering Fluid (2.4L L4 Engine)
    The vehicle has electric power steering and does not use power steering fluid. ...

    See also:

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    Maximum trailer loads
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    Activating/deactivating climate control
    Important information WARNING When the climate control system is deactivated, the outside air supply and circulation are also deactivated. Only choose this setting for a short time. Otherw ...