Buick LaCrosse: Turn Signals when Towing a 
Trailer - Driving Characteristics and Towing Tips - Towing - Driving and Operating - Buick LaCrosse Owners ManualBuick LaCrosse: Turn Signals when Towing a Trailer

The turn signal indicators on the instrument panel flash whenever signaling a turn or lane change.

Properly hooked up, the trailer lamps also flash, telling other drivers the vehicle is turning, changing lanes, or stopping.

When towing a trailer, the arrows on the instrument panel flash for turns even if the bulbs on the trailer are burned out. Check occasionally to be sure the trailer bulbs are still working.

    Making Turns
    Notice: Making very sharp turns while trailering could cause the trailer to come in contact with the vehicle. The vehicle could be damaged. Avoid making very sharp turns while trailering. ...

    Driving on Grades
    Reduce speed and shift to a lower gear before starting down a long or steep downgrade. If the transmission is not shifted down, the brakes might have to be used so much that they would get h ...

    See also:

    Headlamp levelling
    Headlamp levelling You can adjust the level of the headlampbeams according to the vehicle load. Recommended headlamp levelling switch positions 1 See Weights. ...

    Key number
    1) Key number plate 2) Security ID plate The key number is stamped on the key number plate attached to the key set. Write down the key number and keep it in another safe place, not in the vehicle ...

    Light reminder chime
    With the ignition switch placed in the OFF position, a chime sounds when the driver’s door is opened if the headlights or parking lights are on. Turn the headlight control switch off before leavi ...