Battery

The battery supplies power to start the engine and operate any additional electrical accessories.

• To avoid break-down or failure to start the vehicle, maintain a battery with full cranking power.

• Trained dealer technicians have the diagnostic equipment to test the battery and ensure that the connections and cables are corrosion-free.

    See also:

    Under the Hood
    The Yukon Hybrid uses a two-mode hybrid system. The system augments the SUV's V-8 engine with two electric motors, both powered by a 300-volt battery pack. A cylinder-deactivation system cuts powe ...

    Safety Belt Reminders
    Driver Safety Belt Reminder Light There is a driver safety belt reminder light on the instrument panel cluster. When the vehicle is started, this light flashes and a chime may come on to remind th ...

    Remote Vehicle Start
    This vehicle may have a remote starting feature that starts the engine from outside of the vehicle. (Remote Start): This button is located on the RKE transmitter if the vehicle has remote start. La ...