2015 Buick LaCrosse Owner Manual - Page 159

5-46 Instruments and Controls Auto Rear Defog If equipped, this allows the Auto Rear Defog to be turned on or off. This feature will automatically turn on the rear window defogger when it is cold outside. Select Off or On. Collision/Detection Systems Select and the following may be displayed: ... Climate and Air Quality Select and the following may be displayed: ... Auto Collision Preparation This feature will turn on or off the Forward Collision Alert feature as well as the Automatic Braking capability of the Auto Collision Preparation feature. With the Alert and Brake setting, both Forward Collision Alert as well as the Automatic Braking capability of the Auto Collision Preparation feature are available. The Alert setting disables most automatic braking functions of the Auto Collision Preparation feature. Some last-second automatic braking capability is still provided with the Alert setting, but it is much less likely to be triggered by most driving conditions. Off disables all Forward Collision Alert and Automatic Braking capabilities of the Auto Collision Preparation feature. Select Off, Alert and Brake, or Alert. Auto Fan Max Speed Air Quality Sensor Auto Defog Auto Rear Defog Auto Fan Max Speed This feature will set the maximum auto fan speed. Select Low, Medium, or High. Air Quality Sensor This feature may operate the recirculation mode automatically. Select Off, Low Sensitivity, or High Sensitivity. Auto Defog When set to On, the front defog will automatically react to temperature and humidity conditions that may cause fogging. Select Off or On. Alert Type Auto Collision Preparation Go Notifier Side Blind Zone Alert Rear Cross Traffic Alert Alert Type This feature allows the alert type to be changed for the Safety Alert Seat. Select Beeps or Safety Alert Seat.