GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: When carrying an undeployed inflatable restraint seat belt pretensioner:

       • Do not carry the seat belt pretensioner by the wires or connector.
       • Carry the seat belt pretensioner by the piston tube, keeping hands and fingers away from the cable.
       • Make sure the open end of the seat belt pretensioner piston tube points away from you and other people.
       • Do not cover the seat belt pretensioner piston tube opening with your hand.
    Failure to observe these guidelines may result in personal injury.

  1. Disable the SIR system. Refer to SIR Disabling and Enabling or SIR Disabling and Enabling.

  2. Object Number: 158306  Size: SH
  3. Lift the buckle cover.
  4. Remove the seat belt buckle pretensioner retaining bolt from the seat.
  5. Disconnect the electrical connector from the seat belt buckle pretensioner, if equipped.
  6. Remove the seat belt buckle pretensioner from the seat.

Installation Procedure


    Object Number: 158306  Size: SH
  1. Install the seat belt buckle pretensioner to the seat.
  2. Connect the electrical connector to the seat belt buckle pretensioner, if equipped.
  3. Lift the buckle cover.
  4. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the seat belt buckle pretensioner retaining bolt to the seat.
  6. Tighten
    Tighten the seat belt buckle pretensioner retaining bolt to 52 N·m (38 lb ft).

  7. Enable the SIR system. Refer to SIR Disabling and Enabling or SIR Disabling and Enabling.