Buick LaCrosse: Total Weight on Your Vehicle's 
Tires - Trailer Towing (Except eAssist) - Towing - Driving and Operating - Buick LaCrosse Owners ManualBuick LaCrosse: Total Weight on Your Vehicle's Tires

Be sure the vehicle's tires are inflated to the upper limit for cold tires. These numbers can be found on the Information label. See Vehicle Load Limits.

Make sure not to go over the GVW limit for the vehicle, including the weight of the trailer tongue.

    Weight of the Trailer Tongue
    The tongue load (A) of any trailer is an important weight to measure because it affects the total gross weight of the vehicle. The Gross Vehicle Weight (GVW) includes the curb weight of the ...

    Trailer Towing (eAssist)
    The vehicle is neither designed nor intended to tow a trailer. ...

    See also:

    Air cleaner
    Filter replacement It must be replaced when necessary, and should not be cleaned and reused. Replace the filter according to the Maintenance Schedule. If the vehicle is operated in extremely dust ...

    Wipers and washers
    A : Wiper speed control · MIST – Single wipe · OFF – Off · INT – Intermittent wipe · LO – Low wiper speed · HI – High wiper speed B : Intermittent or Auto control wipe time adju ...

    Lamp Messages
    AFL (Adaptive Forward Lighting) LAMPS NEED SERVICE This message displays when the Adaptive Forward Lighting (AFL) system is disabled and needs service. See your dealer. See Adaptive Forwa ...