GMC Terrain: Engine Oil Additives/Engine Oil Flushes - Engine Oil - Vehicle Checks - Vehicle Care - GMC Terrain Owner's ManualGMC Terrain: 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 on page 11‑12. Specification Use and ask for licensed e ...

    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 ...

    See also:

    Checking the oil level
    1) Yellow handle 1. Park the vehicle on a level surface and stop the engine. 2. Pull out the level gauge, wipe it clean, and insert it again. 1) Upper level 2) Lower level 3. Pull out th ...

    Topping up the engine oil
    Your vehicle warranty may be invalidated if damage is caused by using oil that does not meet the required specification. Failure to use an oil that meets the required specification could cause ...

    Battery-saving function
    In the following circumstances, the entry function is disabled in order to prevent the vehicle and electronic key batteries from discharging. ●When the entry function has not been used for 2 ...