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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Instrument Panel System Displays And Gauges) >> Diagnostic Information and Procedures >> DTC B124B: Universal Serial Bus (USB) Circuit >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

B124B 0B 

The performance data recorder detects an excessive current condition on the USB 5 V circuit.