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.

    See also:

    Dolly Towing (All-Wheel-Drive Vehicles)
    All-wheel-drive vehicles must not be towed with two wheels on the ground. To properly tow these vehicles, they should be placed on a platform trailer with all four wheels off of the ground or dinghy ...

    Fuel
    For diesel engine vehicles, see “Fuel for Diesel Engines” in the Duramax Diesel Supplement. For Vehicles with gasoline engines, please read this. ...

    Selecting the Alert Timing
    The Collision Alert control is on the steering wheel. Press COLLISION ALERT to set the alert timing to far, medium, near or off. The first button press shows the current control setting on the D ...