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Home >> Cadillac >> 2017 >> CT6 Plug-In >> Repair and Diagnosis >> Engine Performance >> System >> Data Communication System - DTC B1000 To DTC U1818 >> Diagnostic Information and Procedures >> DTC U007D: Control Module Communication Low Speed Extension CAN Bus Off >> Diagnostic Fault Information
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Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Gateway Isolated Low Speed GMLAN Serial Data or Low Speed GMLAN Serial Data #2 (Circuit #1102) U007D U0100-U02FF U007D -
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