2005 GMC SIERRA clock setting

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Page 187 of 574

GMC SIERRA 2005  Owners Manual Climate Controls
Climate Control System
Fan Knob
The fan knob on the left side of the control panel
adjusts the fan speed. To increase air�ow, turn the knob
clockwise. To decrease air�ow, turn it coun

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GMC SIERRA 2005  Owners Manual 6(Floor):This setting directs most of the air through
the �oor outlets, and the rest of the air is divided
between the windshield defroster outlets and the side
window defroster outlets.
W(Defog):Air�

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GMC SIERRA 2005  Owners Manual Dual Automatic Climate Control
System
With this system, you can control the heating, cooling
and ventilation in your vehicle. Your vehicle also
has a �ow-through ventilation system described later in

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GMC SIERRA 2005  Owners Manual Display Units
Press the customization button until DISPLAY UNITS
appears in the display. To select English or metric, press
the select button while DISPLAY UNITS is displayed
on the DIC. Pressing the