Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature, Compass/Temperature Display without
OnStar(R)
The inside rearview mirror has 2 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
Variance Procedure .
Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature with Compass and OnStar(R)
The inside rearview mirror has 4 switches that perform the following functions:
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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 4 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 4 seconds.
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To turn the compass ON and OFF - With the ignition in the ON position, depress the ON/OFF
switch to turn the compass ON. Depress the ON/OFF switch again to turn the compass OFF. 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 Variance Procedure .
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The 3 switches on the right side of the mirror are for OnStar(R) operation. For more information, refer to
OnStar Description and Operation in Cellular Communication.
Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature, Compass/Temperature Display with
OnStar(R)
The inside rearview mirror has 4 switches that perform the following functions:
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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
2004 Hummer H2
2004 ACCESSORIES & EQUIPMENT Stationary Windows - Hummer H2