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Home >> Cadillac >> 2017 >> CT6 Plug-In >> Repair and Diagnosis (Single Page) >> Steering >> Electronic Steering >> Rear Wheel Steering System >> Diagnostic Information and Procedures >> DTC C158B: Rear Steering Control Module >> DTC Descriptor
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DTC Descriptor

DTC C158B 00

Rear Steering Control Module EBCM Internal Malfunction

DTC C158B 5A

Rear Steering Control Module Signal Not Plausible