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2021
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K5 GT-Line, AWD
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Repair and Diagnosis (Single Page)
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Engine Performance
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System
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Engine Control System Diagnosis - 1.6L (7 Of 7)
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DTC U012D-00: Lost Communication With Generator Control Module
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DTC Information
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DTC Description
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DTC Description
The ECM detects that there is no alternator LIN signal it will throw a U012D00.