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Home >> Cadillac >> 2019 >> CTS Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 123 (Cellular System, Entertainment System, And Navigation System - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> Auxiliary Audio Input Malfunction (IOS/IOT) >> DTC Descriptor
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DTC Descriptor

WARNING: This page is about a different car, the 2018 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
DTC B124B

USB 1 Circuit

For symptom byte information refer to Symptom Byte List .

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