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Wells A06657 Voltage Regulator
Voltage regulators control the charging voltage that the alternator produces, commonly keeping it between 13.5 and 14.5 V, to protect the electrical components throughout the vehicle
When not replaced, the battery will discharge or over charge (destroying battery), engine will die, CEL will illuminate, charging system light will illuminate, or alternator damage may occur
Designed to meet or exceed OE specifications in form, fit and function