DTC Descriptor
WARNING: This page is about a different car, the 2016 Cadillac CT6. However, it is still accessible from the selected car via links, so may be relevant.
- DTC B124B 01
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Universal Serial Bus (USB) Circuit - Short to Battery
- DTC B124B 02
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Universal Serial Bus (USB) Circuit - Short to Ground
- DTC B124B 04
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Universal Serial Bus (USB) Circuit - Open Circuit
For symptom byte information, refer to Symptom Byte List .