Operation CHARM
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GMC Truck
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2002
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Safari Van AWD V6-4.3L VIN X
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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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Instrument Cluster
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Voltmeter
Voltmeter
The IPC displays the battery voltage as determined by the BCM. The IPC receives a class 2 message from the BCM indicating the battery voltage.