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Home >> Chevrolet >> 2017 >> Traverse LT, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Data Communication System >> Diagnostic Information and Procedures >> DTC U0073 or U2100: Control Module Communication Bus Off, ECU Bus Off, Controller Area Network (CAN) Bus Communication >> Circuit/System Description

Circuit/System Description

The serial data circuits are serial data buses are used to communicate information between the control modules. The serial data circuits also connect directly to the data link connector (DLC).