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Home >> Dodge and Ram >> 2000 >> Durango 5.2 Y >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> A/C Switch (All Models)
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A/C Switch (All Models)

Switch signals PCM that A/C has been selected. PCM then activates A/C compressor clutch relay and maintains idle speed at a preprogrammed RPM. This is done through control of Idle Air Control (IAC) motor.