The CD music system of the Suzuki Liana has a variety of operation methods. Different models are slightly different, but there are the following ways to switch songs:

1. Through the CD music system Panel: On the panel of the CD music system, there will be buttons for switching songs. You can switch songs by pressing the previous song or next song button.

2. Through the control buttons on the steering wheel: Your car is equipped with a multi-function steering wheel, so you can switch songs through the control buttons on the steering wheel. Just press the previous or next song button.

3. Through voice control: The CD music system of some high-end models supports voice control function. You can switch songs through the voice control system in the car, such as saying "next song" or "previous song". "Qu" and other commands can be implemented. It should be noted that the CD music system operation methods of different models are slightly different. Please check the operation manual equipped with your vehicle, or consult your local car dealer for more detailed operating instructions.