2.Set the driver’s and passenger’s temperature.

To find your comfort setting, start with a 74°F (23°C) temperature setting and allow about 20 minutes for the system to regulate. Use the driver or passenger temperature buttons to adjust the temperature setting as necessary. If a temperature setting of 60°F (15°C) is chosen, the system remains at the maximum cooling setting. If a temperature setting of 90°F (32°C) is chosen, the system remains at the maximum heat setting. Choosing either maximum setting will not cause the vehicle to heat or cool any faster.

Do not to cover the sensor located on the top of the instrument panel near the windshield. This sensor regulates air temperature based on sun load and also turns on the headlamps.

To avoid blowing cold air in cold weather, the system will delay turning on the fan until warm air is available. The length of delay depends on the engine coolant temperature. Pressing the fan switch will override this delay and change the fan to a selected speed.

Manual Operation

You may manually adjust the air delivery mode or fan speed.

y 9 z (Fan Control): Press the up or down arrows to increase or decrease the fan speed.

Pressing this button when the system is off will turn the system on.

Pressing either arrow while using automatic operation will place the fan in manual operation. The fan setting will display and the AUTO light will turn off. The air delivery will remain in automatic operation.

N(Air Delivery Mode Control): Press to change the direction of the airflow in the vehicle. Repeatedly press the button until the desired mode appears on the display.

When the system is turned off, the display goes blank after displaying the current status of the system.

H(Vent): Air is directed to the instrument panel outlets.

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Cadillac 2009 owner manual Manual Operation