ION L4-2.4L (2007)
Inside Rearview Mirror Switches - Automatic Day-Night Feature, Compass/Temperature Display without OnStar(R)
The inside rearview mirror has two switches that perform the following functions:
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The TEMP switch is used to turn the compass/temperature display ON or OFF. It is also used to enable or disable the automatic day-night feature
of the mirror. With the ignition in the ON position, depress the TEMP switch to enable the compass/temperature display. Depress the TEMP
switch again to disable the compass/temperature display. The TEMP switch can be held for 4 seconds in order to change the display from
Fahrenheit (°F) to Celsius (°C), or from Celsius (°C) to Fahrenheit (°F). Depress the TEMP switch until the green indicator illuminates on the
mirror. This indicates that the automatic day-night feature is enabled. To disable the automatic day-night feature of the mirror, depress the TEMP
switch until the green indicator turns OFF.
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The COMP switch is used to turn the compass/temperature display ON or OFF. With the ignition in the ON position, depress the COMP switch to
turn the compass/temperature display on. Depress the COMP switch again to turn the compass/temperature display off. The COMP switch is also
used to place the compass into a calibration or zone mode. For more information, refer to Compass Calibration and Magnetic Variance.
Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature, Compass/Temperature Display with OnStar(R)
The inside rearview mirror has four switches. The on/off switch located at the left side of the mirror performs the following functions:
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To enable or disable the automatic day-night feature of the mirror. With the ignition in the ON position, depress and hold the on/off switch for 6
seconds to enable the automatic day-night feature of the mirror. A green indicator will illuminate on the mirror when the automatic day-night
feature is enabled. To disable the automatic day-night feature of the mirror, depress and hold the on/off switch for 6 seconds.
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To turn the compass/temperature display on and off. With the ignition in the ON position, depress the on/off switch to turn the
compass/temperature display on. Depress the on/off switch again to turn the compass/temperature display off. The on/off switch can be held for 4
seconds in order to change the display from Fahrenheit (°F) to Celsius (°C), or from Celsius (°C) to Fahrenheit (°F). The on/off switch is also used
to place the compass into a calibration or zone mode. For more information, refer to Compass Calibration and Magnetic Variance and to
Automatic Day-Night Mirror Description and Operation for the inside rear view mirror information.
The three switches on the right side of the mirror are for OnStar(R) operation. For more information, refer to OnStar Description and Operation.
