GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: When you are performing service on or near the SIR components or the SIR wiring, you must disable the SIR system. Refer to Disabling the SIR System. Failure to follow the correct procedure could cause air bag deployment, personal injury, or unnecessary SIR system repairs.

  1. Disable the SIR system. Refer to Disabling the SIR System in SIR.
  2. Remove the left closeout/insulator panel. Refer to Instrument Panel Insulator Panel Replacement - Left Side .
  3. Remove the right closeout/insulator panel. Refer to Instrument Panel Insulator Panel Replacement - Right Side .
  4. Remove the defroster grille. Refer to Defroster Grille Replacement .
  5. Remove the instrument panel (IP) outer trim covers. Refer to Instrument Panel Outer Trim Cover Replacement .
  6. Remove the IP cluster trim plate bezel. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement .
  7. Remove the IP cluster. Refer to Instrument Cluster Replacement .
  8. Remove the IP upper trim pad. Refer to Instrument Panel Upper Trim Pad Replacement .
  9. Remove the head up display module (HUD). Refer to Head Up Display Module Replacement .

  10. Object Number: 723658  Size: SH
  11. Remove the fastener (3) securing the HUD bracket (1) to the HVAC cross car duct (2).
  12. Remove the radio. Refer to Radio Replacement in Entertainment.
  13. Disconnect the theft deterrent module electrical connector.
  14. Remove the HVAC programmer. Refer to HVAC Control Module Replacement in HVAC Systems -- Manual, or HVAC Control Module Replacement in HVAC Systems -- Automatic.
  15. Remove the knee bolster. Refer to Knee Bolster Replacement .

  16. Object Number: 627270  Size: SH
  17. Remove the fasteners securing the steering column to the IP carrier, lower and position the column out of the way. Refer to Steering Column Replacement in Steering.
  18. Remove the center console, if equipped. Refer to Front Floor Console Replacement .
  19. Remove the IP storage compartment. Refer to Instrument Panel Storage Compartment Replacement .
  20. Remove the hazard warning lamp switch. Refer to Hazard Warning Switch Replacement .

  21. Object Number: 639654  Size: SH
  22. Remove the fasteners securing the IP retainer to the IP carrier.
  23. Disconnect the two main wire harness connectors at the top of the IP.
  24. Disconnect the flat wire harness connector from the tab on the IP carrier.
  25. Feed the DIC wire through the opening in the IP retainer

  26. Object Number: 428732  Size: SH
  27. Disconnect the radio antenna extension cable (1) from the radio cavity by sliding the cable connection upwards out of the retainer (2).
  28. Feed the IP storage compartment wiring through the IP retainer.
  29. Remove the air temperature sensors from the HVAC ducts by turning 1/4 turn counterclockwise.
  30. Disconnect the fog lamp switch electrical connector.
  31. Remove the ignition lock cylinder. Refer to Ignition Switch Lock Cylinder Replacement .

  32. Object Number: 450336  Size: SH
  33. Remove the fasteners (1) securing the ignition switch (2) to the IP retainer.
  34. Remove the IP retainer from the carrier.
  35. If the IP retainer is to be replaced, transfer all remaining components.

Installation Procedure

  1. Align the instrument panel (IP) retainer to the IP carrier.
  2. Feed the electrical connectors through the openings in the IP retainer.
  3. • Antenna extension cable
    • DIC
    • IP storage compartment
    • Fog lamps
    • Theft deterrent module
    • Air temperature sensors

    Object Number: 639654  Size: SH

    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.

  4. Install the fasteners to secure the IP retainer to the IP carrier.
  5. Tighten
    Tighten the fasteners to 2 N·m (18 lb in).


    Object Number: 723658  Size: SH
  6. Install the fastener (3) securing the HUD bracket (1) to the HVAC cross car duct (2).
  7. Tighten
    Tighten the fastener (3) to 2 N·m (18 lb in).

  8. Connect the theft deterrent electrical connector.
  9. Connect the DIC electrical connector.
  10. Connect the fog lamp electrical connector.
  11. Install the IP storage compartment. Refer to Instrument Panel Storage Compartment Replacement .
  12. Install the center console, if equipped. Refer to Front Floor Console Replacement .
  13. Install the steering column. Refer to Steering Column Replacement in Steering Wheel and Column.
  14. Install the ignition switch. Refer to Ignition and Start Switch Replacement .
  15. Install the ignition switch lock cylinder. Refer to Ignition Switch Lock Cylinder Replacement .
  16. Install the knee bolster. Refer to Knee Bolster Replacement .
  17. Install the radio. Refer to Radio Replacement in Entertainment.
  18. Install the HVAC programmer. Refer to HVAC Control Module Replacement in HVAC Systems -- Manual, or HVAC Control Module Replacement in HVAC Systems -- Automatic.
  19. Install the IP upper trim pad. Refer to Instrument Panel Upper Trim Pad Replacement .
  20. Install the IP cluster. Refer to Instrument Cluster Replacement .
  21. Install the IP outer trim covers. Refer to Instrument Panel Outer Trim Cover Replacement .
  22. Install the left closeout/insulator panel. Refer to Instrument Panel Insulator Panel Replacement - Left Side .
  23. Install the right closeout/insulator panel. Refer to Instrument Panel Insulator Panel Replacement - Right Side .
  24. Install the defroster grille. Refer to Defroster Grille Replacement .
  25. Enable the SIR system. Refer to Enabling the SIR System in SIR.