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Home >> Cadillac >> 2017 >> CTS Base, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Cellular System, Entertainment System, And Navigation System - Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> DTC B127C: Microphone 2 Input Signal Circuit >> Diagnostic Fault Information
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Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Signal B127C 02 B127C 04 B127C 04 -
Low Reference B127C 02 B127C 04 B127C 04 -
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