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:

    System Identification
    If the vehicle has the tire sealant and compressor kit shown above, see the operating instructions that follow. If the vehicle has the tire sealant and compressor kit shown above, follo ...

    Do not operate the engine within the tachometer's RED ZONE. This may cause severe engine damage.
    Engine temperature gauge This gauge shows the temperature of the engine coolant when the ignition switch is ON. Do not continue driving with an overheated engine. If your vehicle overheats, re ...

    Vehicle recovery (freeing a stuck vehicle)
     Pulling a stuck vehicle Do not use the hook (if so equipped) to tow the vehicle. WARNING: - Stand clear of a stuck vehicle. - Do not spin your tires at high speed. This could cause them ...