Buick LaCrosse: Security Light - Warning Lights, Gauges, and Indicators - Instruments and Controls - Buick LaCrosse Owners ManualBuick LaCrosse: Security Light

The immobilizer light should come

The immobilizer light should come on briefly as the engine is started.

If it does not come on, have the vehicle serviced by your dealer.

If the system is working normally, the indicator light turns off.

If the light stays on and the engine does not start, there could be a problem with the theft-deterrent system. See Immobilizer Operation (Key Access) or Immobilizer Operation (Keyless Access) for more information.

For eAssist vehicles, this light displays in the Driver Information Center (DIC).

    Low Fuel Warning Light
    This light, below the fuel gauge, comes on briefly when the engine is started. If it does not come on have the vehicle serviced by your dealer. If the system is working normally, the indic ...

    High-Beam On Light
    This light comes on when the high-beam headlamps are in use. See Headlamp High/Low-Beam Changer for more information. ...

    See also:

    Bluetooth HandsFreeLink
    If equipped Bluetooth HandsFreeLink (HFL) allows you to place and receive phone calls using voice commands, without handling your cell phone. To use HFL, you need a Bluetoothcompatible cell ...

    Important safety notes
    WARNING Gasoline and diesel fuels are highly flammable and poisonous. They burn violently and can cause serious injury. Never allow sparks, flames or smoking materials near gasoline or die ...

    Emissions Inspection And Maintenance Programs
    In some localities, it may be a legal requirement to pass an inspection of your vehicle’s emissions control system. Failure to pass could prevent vehicle registration. For states that require ...