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Home › Chevrolet › 2017 › Traverse LS Base › Repair and Diagnosis › Engine Performance › System › Data Communication System › Diagnostic Information and Procedures › DTC U0074: Control Module Communication Powertrain Expansion CAN Bus Off Malfunction › Conditions for Running the DTC

Conditions for Running the DTC

The system voltage is between 9 - 16 V.
The vehicle power mode requires serial data communications.