要关闭别克车的收音机，可以按照以下步骤操作，如何关闭别克车的收音机

要关闭别克车的收音机，首先找到车辆的中控面板，通过旋转中控面板上的收音机旋钮，将收音机调至关闭状态，如果使用触摸屏操作，可以点击屏幕上的收音机图标，选择关闭选项并确认，关闭后，收音机将停止播放，屏幕显示也会相应更新，如果需要重新打开，只需按照相同步骤调整至所需模式即可。

检查中控台电源按钮：locate the power button on the central control panel, which is usually labeled with "ON" and "OFF". Press the button and switch it to the "OFF" position to turn off the radio. Ensure the button is easily accessible, typically located in the center console near the steering wheel.

使用语音控制：If your vehicle is equipped with voice control functionality, you can use voice commands to turn off the radio. Say something like "关闭车载收音机" (close the car radio) or "停止音乐播放" (stop music playback). Make sure your voice control system is activated and responsive before attempting this method.

使用方向盘按钮：Check the buttons on your steering wheel for options to control the radio. Look for icons or labels indicating radio functions, such as "radio" or "music". Some buttons may require a long press to activate the desired function. Familiarize yourself with your steering wheel controls by reviewing the vehicle's manual if necessary.

调整音量到静音：If you only want to mute the sound temporarily, locate the volume control knob or button on the dashboard or steering wheel. Gradually turn the volume down until the sound is completely muted. Some vehicles also have a dedicated "mute" button that you can press to silence the audio.

查阅用户手册或联系客服：If the above methods don't work, consult your vehicle's user manual for specific instructions on how to turn off the radio. The manual provides detailed guidance on operating various features. If you're still unable to resolve the issue, contact Buick customer service for professional assistance. Be prepared to provide your vehicle's details and describe the problem clearly.