GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2005 🢒 Corvette 🢒 HVAC 🢒 Heating, Ventilation and Air Conditioning 🢒 Instrument Panel Inflatable Restraint Module Bracket Replacement

Removal Procedure

    Caution: Refer to SIR Inflator Module Handling and Storage Caution in the Preface section.

  1. Disable the SIR system. Refer to the following procedures in SIR:
    2. •  SIR Disabling and Enabling
    •  SIR Disabling and Enabling
    •  SIR Disabling and Enabling
  2. Remove the instrument panel (I/P) assembly. Refer to Instrument Panel Assembly Replacement .
  3. Remove the outlet duct from the right side window defogger.

    4. Object Number: 1246852 Size: SH
  4. Release the I/P harness retainer from the passenger SIR bracket.
  5. Remove the connector position assurance (CPA) from the SIR module electrical connector.
  6. Release the electrical connector retainer from the SIR bracket.
  7. Disconnect the SIR module electrical connector.

    8. Important: The following steps are important to ensure proper trim fit during installation.

  8. Mark the location of the knee bolster bracket.
  9. Remove the bolts (3) retaining the knee bolster bracket to the center support bracket.
  10. Remove the air distribution duct. Refer to Air Distributor Duct Replacement in Heating, Ventilation and Air Conditioning.
  11. Mark the location of the SIR bracket.
  12. Remove the bolts (2) mounting the SIR bracket to the I/P lower support beam.
  13. Remove the bolts (1) mounting the SIR bracket to the I/P upper support beam.
  14. Remove the SIR bracket.

    15. Object Number: 1226225 Size: SH
  15. Mark the location of the SIR module in the SIR bracket.
  16. Remove the SIR module retaining fasteners (1, 2, 3).
  17. Remove the SIR module (1) from the SIR bracket (2).

    18. Object Number: 1224662 Size: SH
  18. Remove the mounting bolts from the knee bolster bracket.
  19. Remove the knee bolster bracket.

Installation Procedure

    Object Number: 1224662 Size: SH
  1. Install the knee bolster bracket into position as marked prior to removal.

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

  2. Install the retaining bolts which secure the knee bolster bracket to the SIR bracket.

    3. Tighten
    Tighten the bolts to 12 N·m (106 lb in).


    Object Number: 1226225 Size: SH
  3. Install the SIR module (1) to the SIR bracket (2) as marked prior to removal.
  4. Install the SIR module retaining nuts in the sequence shown.

    5. Tighten
    Tighten the fasteners to 10 N·m (89 lb in).


    Object Number: 1246852 Size: SH
  5. Install the SIR bracket into position as marked prior to removal.
  6. Install the bolts (1, 2) which secure the SIR bracket to the I/P upper and lower support beams.

    7. Tighten
    Tighten the bolts to 12 N·m (106 lb in).

  7. Install the air distribution duct. Refer to Air Distributor Duct Replacement in Heating, Ventilation and Air Conditioning.
  8. Position the knee bolster bracket to the center support bracket as marked prior to removal.
  9. Install the bolts (3) which secure the knee bolster bracket to the center support bracket.

    10. Tighten
    Tighten the bolts to 12 N·m (106 lb in).

  10. Connect the SIR module electrical connector.
  11. Secure the electrical connector retainer to the SIR bracket.
  12. Install the CPA to the SIR module electrical connector.
  13. Secure the I/P harness retainer to the SIR bracket.
  14. Install the outlet duct to the right side window defogger.
  15. Install the I/P assembly. Refer to Instrument Panel Assembly Replacement .
  16. Enable the SIR system. Refer to the following procedures in SIR:
    17. •  SIR Disabling and Enabling
    •  SIR Disabling and Enabling
    •  SIR Disabling and Enabling