Buick LaCrosse: Dual Tone Multi-Frequency 
(DTMF) Tones - Bluetooth (Infotainment Controls) - Phone - Infotainment System - Buick LaCrosse Owners ManualBuick LaCrosse: 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 Menu knob to select Enter Number, then press SELECT.

2. Enter the character sequence.

See “Entering a Character Sequence” in Operation for more information.

    Muting a Call
    To Mute a Call Turn the Menu knob to select Mute Call, then press SELECT. To Cancel Mute Turn the Menu knob to select Mute Call, then press SELECT. ...

    See also:

    Wireless remote control
    The wireless remote control can be used to lock and unlock the vehicle. Vehicles without a smart key system (type A) Vehicles without a smart key system (type A) 1 Locks all the doors 2 Sounds t ...

    Brake System
    In order to assure brake system performance, all brake system components should be inspected periodically. Refer to the “Maintenance Schedule” for the proper maintenance intervals. WARNING! ...

    Emergency Assistance
    If you are in an emergency and the mobile phone is reachable: • Pick up the phone and manually dial the emergency number for your area. If the phone is not reachable and the Uconnect™ Phone ...