Operation CHARM
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Cadillac
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2000
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DeVille V8-4.6L VIN 9
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Repair and Diagnosis
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Instrument Panel, Gauges and Warning Indicators
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Description and Operation
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Driver Information Center or Message Center
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DIC Driver Information Center Warning Messages
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SERVICE IDLE CONTROL
SERVICE IDLE CONTROL
The PCM requests that the message be displayed via class 2 serial data message. The message indicates that the PCM has detected a concern in the idle control system.