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Home >> Cadillac >> 2017 >> CTS Base, RWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel System Displays And Gauges >> Diagnostic Information and Procedures >> DTC B124E: Universal Serial Bus (USB) Circuit Checksum Error >> Action Taken When the DTC Sets

Action Taken When the DTC Sets

The performance data recorder will allow the unit to be reprogrammed after a failed attempt. This can be done with the new software again. If this continues not to work the unit can be programmed with older, known good software.