What Causes the Seat Belt Noise in the Car B-Pillar?

1 Answers
LeJaxon
07/29/25 12:58pm
The noise from the seat belt in the car B-pillar is caused by friction between the seat belt buckle and the seat. The function of the seat belt is: when the vehicle collides or emergency braking is applied, the pre-tensioning device instantly tightens the loose seat belt, firmly securing the occupant to the seat to prevent secondary collisions. The method for replacing the seat belt is: 1. Locate the wiring under the car seat and find the sensor wire for the seat belt buckle; 2. Remove the seat cushion, detach the airbag, find the bolt securing the seat belt, and remove the seat belt buckle; 3. Locate the seat cushion sensor inside the seat cushion and remove it; 4. Install the new seat belt buckle onto the seat and insert the bolt; 5. Install the weight sensor on the car seat, then attach the new retractor and tighten it with a wrench; 6. Reinstall the seat cushion onto the car seat and arrange the wiring at the bottom of the seat properly.
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