GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2003 🢒 Park Avenue 🢒 Restraints 🢒 SIR 🢒 Driver or Passenger Seat Replacement

Removal Procedure

    Caution: Refer to SIR Caution in the Preface section.


    Object Number: 594029 Size: SH
  1. Move the seat to the full-rearward position using fore/aft switch on side of seat.
  2. Remove the front track cover cover.

    3. Object Number: 593283 Size: SH
  3. Move the seat to the full forward position.
  4. Remove the riser cover (1).

    5. Object Number: 258218 Size: SH
  5. Remove the seat to floorpan bolts (1).

    6. Object Number: 258223 Size: SH
  6. Tilt the seat forward.
  7. Disconnect the rear heater duct, if equipped.
  8. Disable the SIR system. Refer to SIR Disabling and Enabling or SIR Disabling and Enabling in SIR.
  9. Disconnect the remaining electrical connectors.
  10. Remove the seat with aid from an assistant.

Installation Procedure

    Object Number: 258223 Size: SH

    Important: Prior to installing the seat, verify that the area where the hooks engage is not deformed or raised. If the sheet metal is deformed, re-flatten the raised sheet metal using an appropriate device, such as a ball peen hammer.

  1. Position the seat in order to align the hooks in the slots, with the aid of an assistant.
  2. Tilt the seat forward.
  3. Enable the SIR system. Refer to SIR Disabling and Enabling or SIR Disabling and Enabling in SIR.
  4. Connect the electrical connectors.
  5. Connect the heater duct (if equipped).
  6. Move the seat forward using the fore/aft switch on the side of the seat.

    7. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.


    Object Number: 258218 Size: SH
  7. Install the rear seat to floorpan bolts (1).

    8. Torque the outer bolt first then the inner bolt (1) in order to secure the seat to the floorpan.

    Tighten
    Tighten the bolts to 35 N·m (26 lb ft).


    Object Number: 593283 Size: SH

    Important: Ensure that the adjuster tongues are under the track.

  8. Install the rear riser cover (1).

    9. Object Number: 594029 Size: SH
  9. Slide the seat full rearward using the fore/aft switch on the side of the seat.
  10. Align the front trim track cover to the seat track.
  11. Push the cover inward to secure.
  12. Reposition the seat.