Buick LaCrosse: Automatic Operation - Dual Automatic Climate Control System - Climate Control Systems - Climate Controls - Buick LaCrosse Owners ManualBuick LaCrosse: Automatic Operation

The system automatically controls the fan speed, air delivery, air conditioning, and recirculation in order to heat or cool the vehicle to the desired temperature.

When the AUTO indicator light is on, the system is in full automatic operation. If the air delivery mode, fan speed, recirculation, or air conditioning setting is adjusted, the AUTO indicator turns off and the selected settings will appear on the display.

To place the system in automatic mode do the following:

1. Press AUTO.

2. Set the temperature. Allow the system time to stabilize. Adjust the temperature as needed for best comfort.

To improve fuel efficiency and to cool the vehicle faster, recirculation may be automatically selected in warm weather. The recirculation light will not come on. Press select recirculation; press it again to to select recirculation; press it again to select outside air.

(Driver and Passenger TEMP Temperature Control): The (Driver and Passenger Temperature Control): The temperature can be adjusted separately for the driver and the passenger. Press to increase or decrease the temperature.

ZONE: Press to link all climate zone settings to the driver settings.

The ZONE indicator light will turn off. When the passenger settings are adjusted, the ZONE indicator light is on.

    Climate Control Influence on eAssist Operation and Fuel Economy (If Equipped)
    The climate control system is dependent upon other vehicle systems for heat and power input. Certain climate control settings can lead to higher fuel usage and/or fewer auto stops. The follo ...

    Manual Operation
    (Power): Press to turn the fan off or on. (Fan Control): Press to increase or decrease the fan speed. The fan speed setting appears on the main display. Pressing either button cancels au ...

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    Customer Assistance Offices (Mexico)
    To contact the Customer Assistance Center (CAC), use the phone numbers listed in this section. Customer assistance is available Monday through Friday, 08:00 to 20:00 hours, and Saturdays from ...