Buick LaCrosse: Engine Oil Additives/Engine 
Oil Flushes - Engine Oil - Vehicle Checks - Vehicle Care - Buick LaCrosse Owners ManualBuick LaCrosse: 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. See Recommended Fluids and Lubricants. Specification Use and ask for licensed engine oils wi ...

    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 ...

    See also:

    Locking and unlocking from the inside
    WARNING Keep all doors locked when you drive, especially when small children are in your vehicle. Along with the proper use of seatbelts and child restraints, locking the doors reduces the chanc ...

    Cruise main switch indicator light
    The light comes on when the cruise control main switch is pushed. The light goes out when the main switch is pushed again. When the cruise main switch indicator light comes on, the cruise contr ...

    Readiness for inspection/maintenance (I/M) test
    Due to legal requirements in some states and Canadian Provinces, your vehicle may be required to be in what is called the ready condition for an Inspection/Maintenance (I/M) test of the emission c ...