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2019
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G90 3.3T Premium, AWD
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System Diagnosis - 3.3L (6 Of 6)
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DTC U0164: Lost Communication With HVAC Control Module
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DTC Information
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DTC Description
DTC Description
The ECM (PCM) sets a DTC U0164 when it is not received CAN message from HVAC Control Module.