Buick Regal: Engine Oil Additives/Engine Oil Flushes - Engine Oil - Vehicle Checks - Vehicle Care - Buick Regal Owners ManualBuick Regal: 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.

    Selecting the Right Engine Oil
    Selecting the right engine oil depends on both the proper oil specification and viscosity grade: Specification (Except 2.0L Turbo Engine) Use and ask for engine oils with the dexos™ certification ...

    What to Do with Used Oil
    Used engine oil contains certain elements that can be unhealthy for your skin and could even cause cancer. Do not let used oil stay on your skin for very long. Clean your skin and nails with soap and ...

    See also:

    Owner’s Maintenance Checks
    You should check the following items at the specified intervals. If you are unsure of how to perform any check, turn to the appropriate page listed. Engine oil level Check every time you fi ...

    Drive-off assistant
    This system supports driving away on gradients. The parking brake is not required. 1. Hold the vehicle in place with the foot brake. 2. Release the foot brake and drive away without delay. After ...

    Notes On Playing MP3 Files
    The radio can play MP3 files; however, acceptable MP3 file recording media and formats are limited. When writing MP3 files, pay attention to the following restrictions. Supported Media (Disc Type ...