GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Disconnect the battery negative cable(s). Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  2. Disable the SIR system. Refer to Disabling the SIR System in SIR.
  3. Remove the instrument cluster assembly. Refer to Instrument Cluster Replacement .
  4. Remove the instrument panel lower extension upper trim panel. Refer to Instrument Panel Extension Trim Plate Replacement .
  5. Remove the left hinge pillar trim panel. Refer to Body Hinge Pillar Trim Panel Replacement in Interior Trim.
  6. Remove the right hinge pillar trim panel. Refer to Body Hinge Pillar Trim Panel Replacement in Interior Trim.
  7. Remove the instrument panel driver knee bolster deflector assembly and the driver knee bolster inner and outer brackets. Refer to Driver Knee Bolster Replacement .
  8. Remove the instrument panel passenger knee bolster inner and outer brackets. Refer to Knee Bolster Bracket Replacement .
  9. Remove the passenger side SIR Module. Refer to Inflatable Restraint Instrument Panel Module Replacement in SIR.
  10. Remove the instrument panel upper trim pad. Refer to Instrument Panel Upper Trim Pad Replacement .
  11. Remove the engine cover. Refer to Engine Cover Replacement in Interior Trim.
  12. Remove the radio and mounting bracket, if equipped. Refer to Radio Replacement in Entertainment.
  13. Remove the instrument panel compartments, if equipped. Refer to Instrument Panel Compartment Replacement .
  14. Remove the heater and the A/C control. Refer to Heater and Air Conditioning Control Replacement in Heating and Ventilation (Non A/C).
  15. Remove the push-in fasteners that retain the radio, the heater, and the A/C wiring harnesses to the instrument panel carrier.
  16. Remove the bolt that retains the steering column wiring harness to the instrument panel carrier.
  17. Remove the nuts that retain the steering column to the instrument panel carrier. For the standard steering column, refer to Steering Column Replacement in Steering Wheel and Column. For the tilt steering column, refer to Steering Column Replacement in Steering Wheel and Column.
  18. Remove the instrument cluster wiring harness from the instrument panel carrier.

  19. Object Number: 328140  Size: SH
  20. Remove the bolts that retain the instrument panel carrier to the vehicle.
  21. Carefully rotate the instrument panel carrier out and downward in order to gain access to other components.
  22. Do not remove the heater and A/C vacuum harness retainers from the air ducts.

  23. Disconnect the heater and A/C vacuum harness connector at the lower right of the cowl area.
  24. Remove the bolts that retain the air ducts to the instrument panel carrier.
  25. Remove the air ducts from the instrument panel carrier.
  26. Remove the wiring harness retainers from the instrument panel carrier.

  27. Object Number: 328139  Size: SH
  28. Remove the instrument panel carrier from the vehicle.

Installation Procedure


    Object Number: 328139  Size: SH
  1. Install the instrument panel carrier to the vehicle.
  2. Install the wiring harness retainers to the instrument panel carrier.
  3. Install the air ducts to the instrument panel carrier.
  4. 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.

  5. Install the bolts that retain the air ducts to the instrument panel carrier.
  6. Tighten
    Tighten the bolts to 2 N·m (18 lb in).

  7. Connect the heater and A/C vacuum harness connector at the lower right of the cowl area.
  8. Carefully rotate the instrument panel carrier in and upward in order to install additional components.

  9. Object Number: 328140  Size: SH
  10. Install the bolts that retain the instrument panel carrier to the vehicle.
  11. Tighten
    Tighten the bolts to 50 N·m (37 lb ft).

  12. Install the instrument cluster wiring harness to the instrument panel carrier.
  13. Install the nuts that retain the steering column to the instrument panel carrier. For the standard steering column, refer to Steering Column Replacement in Steering Wheel and Column. For the tilt steering column, refer to Steering Column Replacement in Steering Wheel and Column.
  14. Install the bolt that retains the steering column wiring harness to the instrument panel carrier.
  15. Install the push-in fasteners that retain the radio, the heater, and the A/C wiring harnesses to the instrument panel carrier.
  16. Install the heater and the A/C control. Refer to Heater and Air Conditioning Control Replacement in Heating and Ventilation (Non A/C).
  17. Install the instrument panel compartments, if equipped. Refer to Instrument Panel Compartment Replacement .
  18. Install the mounting bracket and radio , if equipped. Refer to Radio Replacement in Entertainment.
  19. Install the engine cover. Refer to Engine Cover Replacement in Interior Trim.
  20. Install the instrument panel upper trim pad. Refer to Instrument Panel Upper Trim Pad Replacement .
  21. Install the passenger side SIR Module. Refer to Inflatable Restraint Instrument Panel Module Replacement in SIR.
  22. Install the instrument panel passenger knee bolster inner and outer brackets. Refer to Knee Bolster Bracket Replacement .
  23. Install the instrument panel driver knee bolster deflector assembly and the driver knee bolster inner and outer brackets. Refer to Driver Knee Bolster Replacement .
  24. Install the right hinge pillar trim panel. Refer to Body Hinge Pillar Trim Panel Replacement in Interior Trim.
  25. Install the left hinge pillar trim panel. Refer to Body Hinge Pillar Trim Panel Replacement in Interior Trim.
  26. Install the instrument panel lower extension upper trim panel. Refer to Instrument Panel Extension Trim Plate Replacement .
  27. Install the instrument cluster assembly. Refer to Instrument Cluster Replacement .
  28. Enable the SIR system. Refer to Enabling the SIR System in SIR.
  29. Connect the battery negative cable(s). Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.