Engine Oil Additives/Engine Oil Flushes

Buick LaCrosse / Buick LaCrosse Owners Manual / Vehicle Care / Vehicle Checks / Engine Oil / Engine Oil Additives/Engine Oil Flushes

Do not add anything to the oil. The recommended oils with the dexos specification and displaying the dexos certification mark are all that is needed for good performance and engine protection.

Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty.

    See also:

    Rear Window Defogger
    (Rear Defogger): Press to turn the rear window defogger on or off. The rear window defogger turns off after about 10 minutes. It can also be turned off by turning the ignition to ACC/ACCESSORY or ...

    Horn
    Press near or on the horn symbols on the steering wheel pad to sound the horn. ...

    Trunk Release
    The trunk may be opened by pressing on the Remote Keyless Entry (RKE) transmitter or the touch pad located on the rear of the trunk above the license plate. See Trunk for more information. ...