Hydraulic Power Steering (3.0L V6 Engine)

If power steering assist is lost due to a system malfunction, the vehicle can be steered, but may require increased effort.

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    Engine Power Messages
    ENGINE POWER IS REDUCED This message displays and a chime may sound when the cooling system temperature gets too hot and the engine further enters the engine coolant protection mode. See Engine Overh ...

    Engine Heater
    The engine coolant heater can provide easier starting and better fuel economy during engine warm-up in cold weather conditions at or below 0°F (−18°C). Vehicles with an engine coolant heater s ...

    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 ...