Buick LaCrosse: Underbody Maintenance - Exterior Care - Appearance Care - Vehicle Care - Buick LaCrosse Owners ManualBuick LaCrosse: Underbody Maintenance

Use plain water to flush dirt and debris from the vehicle's underbody.

Your dealer or an underbody car washing system can do this. If not removed, rust and corrosion can develop.

    Body Component Lubrication
    Lubricate all key lock cylinders, hood hinges, liftgate hinges, and the steel fuel door hinge unless the components are plastic. Applying silicone grease on weatherstrips with a clean cloth ...

    Sheet Metal Damage
    If the vehicle is damaged and requires sheet metal repair or replacement, make sure the body repair shop applies anti-corrosion material to parts repaired or replaced to restore corrosion ...

    See also:

    Removing a child restraint installed with a seat belt
    Push the buckle release button and fully retract the seat belt. ...

    Air bag warning label (if equipped)
    Air bag warning labels, some required by the U.S. National Highway Traffic Safety Administration (NHTSA), are attached to alert the driver and passengers of potential risks of the air bag syst ...

    Rear-facing child restraint installation using the seat belts
    WARNING The three-point seat belt with Automatic Locking Retractor (ALR) must be used when installing a child restraint. Failure to use the ALR mode will result in the child restraint not being ...