GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2005 🢒 Century 🢒 HVAC 🢒 Heating, Ventilation and Air Conditioning 🢒 Instrument Panel Trim Pad Replacement

Removal Procedure
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection  in Engine Electrical.
  2. Disable the SIR system. Refer to SIR Disabling and Enabling and to SIR Disabling and Enabling in SIR.
  3. Remove the upper garnish moldings from the windshield pillar. Refer to Windshield Pillar Garnish Molding Replacement in Stationary Windows.
  4. Remove the upper trim panel from the instrument panel (I/P). Refer to Instrument Panel Upper Trim Panel Replacement .
  5. Remove the left and the right I/P insulators. Refer to Instrument Panel Insulator Panel Replacement - Right Side and to Instrument Panel Insulator Panel Replacement - Left Side .
  6. Remove the steering column filler. Refer to Steering Column Opening Filler Replacement .
  7. Remove the knee bolster. Refer to Knee Bolster Replacement .
  8. Remove the steering column. Refer to Steering Column Replacement in Steering Wheel and Column.
  9. Remove the hood latch release handle. Refer to Hood Primary Latch Release Cable Handle Replacement in Body Front End.
  10. Remove the bolts from the data link connector, and move the DLC harness to one side.
  11. Remove the front carpet retainers. Refer to Front Carpet Retainer Replacement in Interior Trim.
  12. Remove the accessory trim plate from the I/P. Refer to Instrument Panel Accessory Trim Plate Replacement .
  13. Remove the cluster trim plate from the I/P. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement .
  14. Remove the headlamp switch. Refer to Headlamp Switch Replacement in Lighting Systems.
  15. Remove the I/P cluster. Refer to Instrument Cluster Replacement .
  16. Remove the radio. Refer to Radio Replacement in Entertainment.
  17. Remove the HVAC control assembly. Refer to Heater and Air Conditioning Control Replacement in HVAC Systems - Manual.
  18. Remove the I/P compartment. Refer to Instrument Panel Compartment Replacement .

    19. Object Number: 326107 Size: SH
  19. Release the I/P compartment lamp by depressing the retainers.
  20. Disconnect the electrical connector and remove the I/P compartment lamp.
  21. Disconnect the fuse block from the cross vehicle beam by releasing the locking tab. Reposition the fuse block.

    22. Object Number: 311638 Size: SH
  22. Remove the bolts from the right end of the I/P.

    23. Object Number: 311645 Size: SH
  23. Remove the center and the lower bolts from the I/P.

    24. Object Number: 311642 Size: SH
  24. Remove the bolt from the left end of the I/P.

    25. Object Number: 326084 Size: SH
  25. Remove the bolts from the upper I/P.
  26. Reposition the wiring harness from the I/P assembly.
  27. Remove the I/P assembly from the vehicle.

Installation Procedure
  1. Position the I/P assembly to the vehicle.
  2. Position the wiring harness to the I/P assembly.

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


    Object Number: 326084 Size: SH
  3. Install the bolts to the upper I/P trim pad.

    4. Tighten
    Tighten the bolts to 5 N·m (44 lb in).


    Object Number: 311642 Size: SH
  4. Install the bolts to the left end of the I/P trim pad.

    5. Tighten
    Tighten the bolts to 20 N·m (15 lb ft).


    Object Number: 311645 Size: SH
  5. Install the bolts to the center and to the lower I/P assembly.

    6. Tighten
    Tighten the bolts to 5 N·m (44 lb in).


    Object Number: 311638 Size: SH
  6. Install the bolts to the right end of the I/P assembly.

    7. Tighten
    Tighten the bolts to 20 N·m (15 lb ft).

  7. Align the fuse block to the cross vehicle beam and install the fuse block securing the locking tab.

    8. Object Number: 326107 Size: SH
  8. Connect the electrical connector to the I/P assembly compartment lamp.
  9. Install the compartment lamp into the I/P.
  10. Install the I/P compartment. Refer to Instrument Panel Compartment Replacement .
  11. Install the HVAC control assembly. Refer to Heater and Air Conditioning Control Replacement in HVAC Systems - Manual.
  12. Install the radio. Refer to Radio Replacement in Entertainment.
  13. Install the I/P cluster. Refer to Instrument Cluster Replacement .
  14. Install the headlamp switch. Refer to Headlamp Switch Replacement in Lighting Systems.
  15. Install the I/P cluster trim plate. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement .
  16. Install the I/P accessory trim plate. Refer to Instrument Panel Accessory Trim Plate Replacement .
  17. Install the front carpet retainers. Refer to Front Carpet Retainer Replacement in Interior Trim.
  18. Connect the data link connector (DLC) to the I/P and install the bolts .

    19. Tighten
    Tighten the bolts to 2 N·m (18 lb in).

  19. Install the hood latch release handle. Refer to Hood Primary Latch Release Cable Handle Replacement in Body Front End.
  20. Install the steering column. Refer to Steering Column Replacement in Steering Wheel and Column.
  21. Install the knee bolster to the I/P. Refer to Knee Bolster Replacement .
  22. Install the steering column filler. Refer to Steering Column Opening Filler Replacement .
  23. Install the left and the right I/P insulators. Refer to Instrument Panel Insulator Panel Replacement - Right Side and to Instrument Panel Insulator Panel Replacement - Left Side .
  24. Install the upper trim panel. Refer to Instrument Panel Upper Trim Panel Replacement .
  25. Install the upper garnish moldings to the windshield pillar. Refer to Windshield Pillar Garnish Molding Replacement in Stationary Windows.
  26. Enable the SIR system. Refer to SIR Disabling and Enabling and to SIR Disabling and Enabling in SIR.
  27. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.