2012 Buick LaCrosse Owner Manual - Page 254

7-74 Infotainment System Call Waiting Call waiting must be supported on the mobile phone and enabled by the wireless service carrier to work. To accept the incoming call, turn the Menu knob to "Answer" and press SELECT, or press the b / g button on the steering wheel controls. To decline the incoming call, turn the Menu knob to "Decline" and press SELECT, or press the $ / i button on the steering wheel controls. 1. Press the PHONE button. 2. Select Switch Call from the menu. Conference Calling Conference calling and three way calling must be supported on the mobile phone and enabled by the wireless service carrier to work. To start a conference calling while in a call: 1. Press SELECT and select Enter Number. 2. Enter the character sequence then select call. 3. After the call has been placed, press SELECT and choose Merge Calls. 4. To add more callers to the conference call, repeat steps 1 through 3. The number of callers that can be added are limited by your wireless service carrier. To disconnect from one caller while in a conference call, select Detach Number from the menu and select the number to hang up on. 3. Select the numbers to be dialed. For vehicles with a navigation system, touch the numbers on the infotainment screen. For vehicles without a navigation system, see "Entering a Character Sequence" in for more information. 4. Select Call to start dialing the number. Accepting or Declining a Call When an incoming call is received, the infotainment system mutes and a ring tone is heard in the vehicle. To accept the incoming call, turn the Menu knob to "Answer" and press SELECT, or press the b / g button on the steering wheel controls. To decline the incoming call, turn the Menu knob to "decline" and press SELECT, or press the b / g button on the steering wheel controls.