Operation CHARM
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Pontiac
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1999
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Grand Prix V6-3.8L VIN K
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Repair and Diagnosis
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Heating and Air Conditioning
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Description and Operation
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HVAC System - Automatic
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Control Assembly Description (CJ2)
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Fan Buttons
Fan Buttons
The fan buttons select the amount of air you want when the system is not in AUTO. The display will show the fan speed by illuminating a maximum of seven fan bars.