Operation CHARM
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Chevy Truck
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2001
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C Tahoe 2WD V8-4.8L VIN V
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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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Indicators
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Throttle System
Throttle System
The IPC illuminates the SERVICE THROTTLE SOON indicator in the message center when the PCM detects a malfunction with the throttle system. The IPC receives a class 2 message from the PCM requesting illumination.