Hyundai Sonata (2011)

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    Adjusting Seatback Angle
    To recline the seatback, lean forward to take your weight off it, then pull up on the recliner control lever at the outside edge of the seat. Now lean back until the desired seatback angle is ac ...

    Audio System
    NOTE: If you install an aftermarket HID headlamp, your vehicle's audio and electronic device may malfunction. ...

    Heating and ventilation
    There are three controls and two switches for the heating and cooling system. They are: 1. Air flow control. 2. Fan speed control. 3. Temperature control. 4. Air intake control switch. 5. Air ...