Engine Oil Additives/Engine Oil Flushes

GMC Terrain / GMC Terrain 2012 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:

    Brake System Messages
    SERVICE BRAKE SYSTEM This message displays along with the brake system warning light if there is a problem with the brake system. See Brake System Warning Light on page 5‑27. If this message ap ...

    Infotainment
    Read the following pages to become familiar with the audio system's features. WARNING Taking your eyes off the road for extended periods could cause a crash resulting in injury or death to you ...

    Brake Adjustment
    Every time the brakes are applied, with or without the vehicle moving, the brakes adjust for wear. ...