GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 LaCrosse 🢒 Preface 🢒 Dangers, Warnings, and Cautions 🢒 Front Seat Replacement - Bucket

Removal Procedure

    Warning: Refer to Battery Disconnect Warning in the Preface section.

    Note: The front seat is equipped with a seat belt pretensioner. Disable the pretensioner before you perform any work on the seat.

  1. Disable the SIR system. Refer to SIR Disabling and Enabling.
  2. Remove the front seat head restraint. Refer to Front Seat Head Restraint Replacement.
  3. Position the front seat to the full forward and the full-up position.
  4. Remove the bolts from the rear of the seat adjuster.

    5. Object Number: 370568 Size: SH
  5. Remove the nut from the front seat belt bracket, on the door side of the seat.

    6. Object Number: 858956 Size: SH
  6. Tip the seat forward, remove the position assurance pin (2), and disconnect the pretensioner electric connector (1).
  7. Disconnect the electrical body harness from the seat.
  8. Tilt the seat forward and slide the seat back to disengage the adjuster hooks holding the seat to the floor pan.
  9. Remove the front seat from the vehicle.

Installation Procedure

    Object Number: 858956 Size: SH
  1. Install the front seat into the vehicle.
  2. Engage the front seat hook attachments.
  3. Tip the seat forward, connect the pretensioner electric connector (1) and insert the position assurance pin (2).
  4. Connect the electrical body harness to the seat.

    5. Caution: Refer to Fastener Caution in the Preface section.

  5. Install the adjuster to floorpan bolts.

    6. Tighten
    Tighten the bolts to 42 N·m (31 lb ft).


    Object Number: 370568 Size: SH
  6. Install the seat belt and nut.

    7. Tighten
    Tighten the nut to 42 N·m (31 lb ft).

  7. Install the front seat head restraint. Refer to Front Seat Head Restraint Replacement.
  8. Inspect the front seat for proper operation.
  9. Enable the SIR system. Refer to SIR Disabling and Enabling.