Engine Oil Additives/Engine Oil Flushes

Buick Regal / Buick Regal 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:

    Ejecting a Disc (DVD Player withoutSunroof)
    Press the eject button on the DVD player faceplate to eject the disc. There is not an eject button on the remote control. If a disc is ejected from the player, but is not removed, the DVD player ...

    Compass Calibration Procedure
    1. Before calibrating the compass, check that the compass zone is set to the variance zone in which the vehicle is located. See “Compass Variance (Zone) Procedure” earlier in this section. ...

    Cooling System
    The cooling system allows the engine to maintain the correct working temperature. A. Engine Cooling Fan (Out of View) B. Engine Coolant Surge Tank and Pressure Cap WARNING An electric engine c ...