2013 Buick LaCrosse Owner Manual - Page 187

Infotainment System Declining a Call Turn the Multifunction knob to "Decline" and press SELECT to decline the call. Switching Between Calls (Call Waiting Calls Only) To switch between calls: 1. Turn the Multifunction knob and press SELECT. 2. Select Switch Call from the menu. 3. Enter the character sequence then select Call. See "Entering a Character Sequence" in Operation on page 7‑4. 4. After the call has been placed, turn the Multifunction knob to choose Merge Calls then press SELECT. 5. To add more callers to the conference call, repeat Steps 1-4. The number of callers that can be added is limited by your wireless service carrier. 7-25 Dual Tone Multi-Frequency (DTMF) Tones The in-vehicle Bluetooth system can send numbers during a call. This is used when calling a menu-driven phone system. 1. Turn the Multifunction knob to select Enter Number, then press SELECT. 2. Enter the character sequence. See "Entering a Character Sequence" in Operation on page 7‑4. Conference Calling Conference calling and three-way calling must be supported on the Bluetooth phone and enabled by the wireless service carrier to work. To start a conference while in a current call: 1. Turn the Multifunction knob and press SELECT. 2. Select Enter Number. Ending a Call Turn the Multifunction knob to select Hang Up, then press SELECT. Bluetooth (Voice Recognition) Using Voice Recognition To use voice recognition, press the b / g button located on the steering wheel. Use the commands below for the various voice features. For additional information, say "Help" while you are in a voice recognition menu. Muting a Call To Mute a Call Turn the Multifunction knob to select Mute Call, then press SELECT. To Cancel Mute Turn the Multifunction knob to select Mute Call, then press SELECT.