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GMC
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1982
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Magnavan Standard Trans
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Repair and Diagnosis
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General Information
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Basic Trouble Shooting
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Charging Systems Trouble Shooting
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Condition & Possible Cause
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Generator Light Stays ON With Engine Running
Generator Light Stays ON With Engine Running
Loose or worn drive belt.
Loose generator wiring connections.
Short in generator light wiring.
Defective generator stator or diodes.
Defective regulator.