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Home >> Cadillac >> 2016 >> CTS Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 49 (Data Communication System (Coupe)) >> Diagnostic Information and Procedures >> DTC U0073 or U2100: Control Module Communication Bus/Controller Area Network (CAN) Bus/ECU LS Bus/ECU HS Bus >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2015 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.

The control module setting the DTC has attempted to establish communications on the serial data circuits more than 3 times in 5 seconds.

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