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:

    Fluids
    Proper fluid levels and approved fluids protect the vehicle’s systems and components. See Recommended Fluids and Lubricants for GM approved fluids. • Engine oil and windshield washer ...

    Glove Box
    Lift up on the lever to open it. The glovebox features a pen holder (A). The intermediate shelf (B) can be removed by pulling on the front edge. To reinstall the shelf, slide it into the side g ...

    STEP ON BRAKE TO RELEASE PARK BRAKE
    This message is displayed if you attempt to release the electric parking brake without the brake pedal applied. See Parking Brake for more information. ...