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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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Powertrain Management
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Testing and Inspection
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Scan Tool Testing and Procedures
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Scan Tool Data Definitions - Powertrain Systems
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Generator Lamp
Generator Lamp
Scan Tool Displays ON or OFF. The Generator Lamp display indicates the
PCM
commanded state of the Generator Lamp. The PCM commands the Generator Lamp ON due to low system voltage or a generator fault.