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Home >> Chevrolet >> 2025 >> Traverse Z71 >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Seat Belts >> Diagnostic Information and Procedures >> DTC B1AD2 >> Circuit/System Description

Circuit/System Description

For an overview of the component/system, refer to: Supplemental Inflatable Restraint System Description and Operation

Circuit Description
Signal citcuit The output is PWM controlled.
Low Reference Grounded through the control module.
Component Description
B153D Front Seat Belt Buckle - Driver The front seat belt system includes the driver and passenger seat belts, seat belt reminder indicators, and the retractor and anchor pretensioners, which are part of the SIR system
K36 Restraints Control Module The control module monitors several sensors that can detect a collision. When a collision is detected, the control module will trigger certain airbags and seat belt pretensioners, depending on the angle and severity of the impact.