GM Service Manual Online
For 1990-2009 cars only

Driver or Passenger Seat Cushion Frame Replacement for GMC Truck GMC Sierra Denali 2003

Removal Procedure

  1. Remove the seat trim panel. Refer to Front Seat Trim Panel Replacement .
  2. Remove the seat cushion trim cover and pad. Refer to Seat Cushion Trim Cover and Pad Replacement .

  3. Object Number: 407184  Size: SH
  4. Remove the following components from the seat cushion frame:
  5. • The frame springs (1)
    • The frame suspension (2)
    • The plastic retainers (3)
  6. Remove the seat cushion frame from the vehicle.

Installation Procedure


    Object Number: 407184  Size: SH
  1. Install the following components to the seat cushion frame:
  2. • The plastic retainers (3)
    • The frame suspension (2)
    • The frame springs (1)
  3. Install the seat cushion trim cover and pad. Refer to Seat Cushion Trim Cover and Pad Replacement .
  4. Install the seat trim panel. Refer to Front Seat Trim Panel Replacement .
  5. Re-zero the inflatable restraint passenger presence system. Refer to Passenger Presence System Rezeroing in SIR.