Engine Oil Additives/Engine Oil Flushes

Cadillac CTS / Cadillac CTS 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:

    Memory Seats
    The controls on the driver door are used to program and recall memory settings for the driver seat, outside mirrors, power steering column, and the adjustable throttle and brake pedals. ...

    Engine Compartment Fuse Block (CTS Wagon)
    This fuse block is on the left side of the engine compartment. Lift the fuse block cover to access the fuses. The vehicle may not be equipped with all of the fuses and relays shown. Notic ...

    Fuel
    Use of the recommended fuel is an important part of the proper maintenance of this vehicle. To help keep the engine clean and maintain optimum vehicle performance, we recommend the use of gasoline ...