1. The left button mainly controls cruise control functions: cruise on, cruise off, sport mode, cruise recovery and cruise setting.

Second, the right key mainly controls the multimedia voice system: Bluetooth phone/voice control, on-hook/mute, volume adjustment, and song/audio switching.

3. Buick Hideo Cruise Button: 1. Press the Cancel button to cancel cruise control. When you need to restore cruise control, press the RES button. 2. Set the cruise speed by setting the key. Before starting the cruise, you should set the vehicle speed through this button. 3. Button for controlling cruise speed: ""stands for acceleration, and "-"stands for deceleration. Million car purchase subsidy