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Volt Premier
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Communication Devices
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Data Communication System - DTC U1817 To DTC U3012 And Scan Tool Symptoms
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Diagnostic Information and Procedures
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DTC U1876: Drive Motor Control Module 1 Lost Communication with Engine Control Module
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Conditions for Running the DTC
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Conditions for Running the DTC
The system voltage is greater than 9.5 V.
The vehicle power mode master requires serial data communication to occur from this specific device.