2012 Buick LaCrosse Owner's Manual - Page 245

Infotainment System Noise: The system may not recognize voice commands if there is too much background noise. When to Speak: A tone sounds to indicate that the system is ready for a voice command. Wait for the tone and then speak. How to Speak: Speak clearly in a calm and natural voice. Audio System When using the UHP system, sound comes through the vehicle's front audio system speakers and overrides the audio system. Use the VOL/ O knob during a call to change the volume level. The adjusted volume level remains in memory for later calls. The system maintains a minimum volume level. Turning Bluetooth On or Off 1. Press the CONFIG button. 2. Select Phone Settings, or touch Phone on a navigation radio. 3. Select Bluetooth. 4. Select Activation. Changing Bluetooth Code The default Bluetooth code should work with most mobile phones. If you are having difficulty pairing your mobile phone, you can change the code at any time. 1. Press the CONFIG button. 2. Select Phone Settings, or touch Phone on a navigation radio. 3. Select Bluetooth. 4. Select Change Bluetooth Code. 5. Enter a new four-digit code, then select OK. Ring Tone There are three different ring tones available for the UHP system. To change the ring tone: 1. Press the CONFIG button. 2. Select Phone Settings, or touch Phone on a navigation radio. 3. Select Ring Tones. 4. Select Ring Tone 1, 2, or 3. Default Settings 7-71 Selecting this option will reset the ring tones and the Bluetooth code. Pairing A Bluetooth enabled mobile phone must be paired to the UHP system first and then connected to the vehicle before it can be used. See the mobile phone manufacturer's user guide for Bluetooth functions before pairing the mobile phone. Pairing Information: . Up to five mobile phones can be paired to the UHP system The pairing process is disabled when the vehicle is moving The UHP system connects with the first available paired mobile phone in the order the phone was paired . .