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Home >> Cadillac >> 2018 >> CT6 Plug-In >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Driver Assistance Systems >> Diagnostic Information and Procedures >> DTC B148B >> Circuit/System Description
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Circuit/System Description

During Fail Operative Steering the Column Friction Device should prevent the steering column from moving, allowing the Active Rear Steering to control the trajectory of the vehicle.