GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the assist step. Refer to Assist Step Replacement .
  2. Remove the front seat. Refer to Front Seat Replacement - Bucket in Seats.
  3. Remove the front and rear floor mats, if equipped.
  4. Remove the body hinge pillar trim panel. Refer to Body Hinge Pillar Trim Panel Replacement - Left Side or Body Hinge Pillar Trim Panel Replacement - Right Side in Interior Trim.

  5. Object Number: 489154  Size: SH
  6. Remove the following components from the vehicle:
  7. • The 3 plastic retainers (2)
    • The front side door sill trim plate (1)
  8. Remove the following components from the vehicle:
  9. • The 3 plastic retainers
    • The rear side door sill trim plate
  10. Remove the 2 plastic retainers that retain the floor pan carpet at the bulkhead.

  11. Object Number: 714939  Size: MH
  12. Position the carpet aside in order to gain access to the assist step rear bracket (1).
  13. Remove the assist step rear bracket (1) from the vehicle.

Installation Procedure


    Object Number: 714939  Size: MH
  1. Install the assist step rear bracket (1) to the vehicle.
  2. Reposition the floor pan carpet. Secure the carpet at the bulkhead with the 2 plastic retainers.
  3. Install the rear side door sill trim plate to the vehicle. Secure the trim plate with the 3 plastic retainers.

  4. Object Number: 489154  Size: SH
  5. Install the front side door sill trim plate (1) to the vehicle. Secure the trim plate with the 3 plastic retainers (2).
  6. Install the body hinge pillar trim panel. Refer to Body Hinge Pillar Trim Panel Replacement - Left Side or Body Hinge Pillar Trim Panel Replacement - Right Side in Interior Trim.
  7. Install the front and rear floor mats, if equipped.
  8. Install the front seat. Refer to Front Seat Replacement - Bucket in Seats.
  9. Install the assist step. Refer to Assist Step Replacement .