GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2003 🢒 Park Avenue 🢒 Preface 🢒 Cautions and Notices 🢒 Seat Adjuster Horizontal Actuator Replacement

Removal Procedure

    Caution: Refer to SIR Caution in the Preface section.

  1. Remove the front seat. Refer to Seat Replacement .
  2. On a clean dry surface, lay the seat on its side.

    3. Object Number: 854176 Size: SH
  3. Remove the bolts (6,7).
  4. Slide the actuators (5) off of the adjuster assembly (2).
  5. Remove the bolts  (1,3).
  6. Remove the actuator (4) from the adjuster assembly (2).

Installation Procedure

    Object Number: 854176 Size: SH
  1. Position the actuator (4) to the adjuster assembly (2).

    2. Notice: Refer to Fastener Notice in the Preface section.

  2. Install the actuator bolts (1,3).

    3. Tighten
    Tighten the actuator bolts (1,3) to 16 N·m (12 lb ft).

  3. Slide the actuators (5) on to the adjuster assembly (2).
  4. Install the actuator bolts (6,7).

    5. Tighten
    Tighten the actuator bolts (6,7) to 17 N·m (13 lb ft).

  5. Install the front seat. Refer to Seat Replacement .
  6. If the vehicle is equipped with memory seats, calibrate the seat. Refer to Memory Seat Calibration .