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Volvo
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1981
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264 Automatic Trans
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Repair and Diagnosis
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Electrical
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Charging Systems
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Alternators & Regulators - General Servicing
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Charging System Trouble Shooting
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Condition & Possible Cause
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Excessive Output
Excessive Output
Broken neutral wire.
Defective voltage regulator.
Poor ground on alternator and regulator terminals.
Broken ground wire.
Defective battery.