When to Inspect the Engine Air Cleaner/Filter

Inspect or replace the air cleaner/ filter at the scheduled maintenance intervals. See Maintenance Schedule on page 11‑3 for more information. If driving in dusty/dirty conditions, inspect the filter at each engine oil change.

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    Ride & Handling
    Whenever I approach a vehicle this large I bring along the expectation that it will be hard to maneuver. In the Yukon I was surprisingly sure of myself, even on the tightest city streets. Not only ...

    Airbag System Messages
    SERVICE AIRBAG This message displays if there is a problem with the airbag system. Take the vehicle to your dealer for service. ...

    Shifting Into Four-Wheel Drive High or AUTO (Automatic Four-Wheel Drive)
    Turn the knob to the Four-Wheel Drive High or AUTO position. This can be done at any speed, except when shifting from Four-Wheel Drive Low. The indicator light will flash while shifting. It will remai ...